Williamstown (Vic.)

Suburb (SAL)

Greater Melbourne / Hobsons Bay

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Data Sources ABSValuer GeneralRental BoardACARA Newest Oct 2026 · Refreshed ABS QuickStats SAL22792 How we calculate this
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Suburb (SAL) Boundary Analysis

This analysis uses Suburbs and Localities (SAL) boundaries, which can materially differ from Statistical Areas (SA2) even when sharing the same name.

SAL boundaries are defined by Australia Post and the Australian Bureau of Statistics to represent commonly-known suburb names used in postal addresses.

Statistical Areas (SA2) are designed for census data collection and may combine multiple suburbs or use different geographic boundaries. For comprehensive analysis, consider reviewing both boundary types if available.

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Sales ActivityProperty Sales Trends in Williamstown (Vic.)

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DemographicsPopulation Growth in Williamstown (Vic.)

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Williamstown (Vic.) has an estimated 15,043 residents, up from 14,407 at the 2021 Census — a change of 636 people, or 4.4%. 243 new addresses have been validated here since Census night. That puts 2,696 residents on each square kilometre. Population is estimated from ABS Estimated Resident Population releases and GNAF address data, re-based from the 2021 Census and updated annually.

Detail

As of Aug 2026, the suburb of Williamstown (Vic.) has an estimated population of approximately 15,043, according to AreaSearch evaluations combining regional ABS releases with post-Census validated address counts. Compared to the 14,407 residents documented in the 2021 Census, this indicates an expansion of 636 people (4.4%). The estimate stems from an updated resident count of 14,961 established through the ABS June 2025 ERP figures, alongside 243 new addresses verified post-Census. Consequently, local population density stands at 2,695 persons per square kilometer, positioning the community within the top quartile among nationally evaluated areas.

Furthermore, the 4.4% post-Census increase tracks within 2.5 percentage points of the broader SA3 benchmark (6.9%), underlining steady growth metrics. Overseas arrivals served as the principal driver of local population gains, accounting for roughly 90.0% of recent net additions. Projections for the suburb of Williamstown (Vic.) incorporate ABS/Geoscience Australia SA2 modeling published in 2024 (using 2022 as a base year), supplemented where necessary by the 2023 VIC State Government Regional/LGA projections converted via weighted aggregation from LGA down to SA2 boundaries. Age-specific growth trajectories derived from this method are extended across all territories for the 2032 to 2041 timeframe. Anticipated demographic patterns point toward above-median expansion relative to Australian statistical locations, with aggregated SA2 estimates indicating an influx of 2,261 persons by 2041, representing a cumulative 16-year increase of 14.5%.

Frequently Asked Questions - Population

What is the latest population estimate for the suburb of Williamstown?
Total population for the suburb of Williamstown was estimated to be approximately 15,043 as at Aug 26. This is based upon an estimated resident population of 14,961 from the ABS up to June 2025.
How has the population in the suburb of Williamstown changed since 2021?
The suburb of williamstown has added approximately 636 people and shown a 4.41% increase from the 14,407 people recorded at the 2021 Census period.
What is the population density in the suburb of Williamstown?
The population density in the suburb of Williamstown is estimated at 2,695 persons per square kilometer based on the latest population estimate.
How much has the population grown over the past 10 years in the suburb of Williamstown?
Over the past 10 years, the population in the suburb of Williamstown has shown a compound annual growth rate of 0.3% per annum.
What are the main drivers of population growth in the suburb of Williamstown?
Population growth in the suburb of Williamstown is driven by: Overseas migration (90.0%), Natural increase (10.0%), Interstate migration (0.0%). The primary driver is Overseas migration, contributing 90.0% of overall population gains.

Residential SupplyHousing Development & Building Approvals in Williamstown (Vic.)

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113 new dwellings have been approved in Williamstown (Vic.) over the past five years, an average of 22 a year. That is 1.6 approvals per 1,000 residents. Of the 23 dwellings approved in the latest reporting year, 30% were detached houses and the rest townhouses or apartments. Approvals are currently running at an annualised 11, well below that longer-run average. Figures come from ABS building approvals aggregated to this Suburb (SAL) boundary and are updated monthly as the ABS releases them.

Detail

Building approvals examined by AreaSearch via ABS statistical data show an annual average of roughly 22 residential consents in Williamstown, totaling approximately 113 dwellings over the preceding 5 financial years. Within FY-25 to date, 11 approvals have been logged. Because the local population previously contracted, this additions pipeline has adequately met market demand while providing buyers with viable choices. Construction expenditure averages $1,077,000 per dwelling, highlighting developer concentration on high-end, premium residential assets. Additionally, non-residential investment remains moderate, with $21.5 million in commercial building approvals authorized across the current financial year.

Residential building volumes in Williamstown lag substantially behind the Greater Melbourne benchmark, tracking 81.0% below the regional per capita rate. This constrained pipeline provides underlying support for local established property values and buyer competition. Furthermore, building levels fall short of national figures, signaling a mature urban landscape facing possible land availability constraints. Consents comprise 30.0% standalone houses and 70.0% attached dwellings or multi-unit apartments. This transition toward medium- and high-density housing delivers accessible price brackets suited to first-home purchasers, downsizers, and property investors. It also marks a departure from the established neighborhood profile (where freestanding houses account for 56.0%), reflecting an evolving demographic demand for diverse housing forms alongside limited greenfield parcel availability. A ratio of approximately 1357 people per dwelling approval further underlines the market's high degree of maturity. Looking forward from the latest quarterly AreaSearch assessment, Williamstown is modeled to add 2,179 residents leading into 2041. If residential construction remains at its prevailing pace, housing supply could fall behind demographic growth, likely fueling heightened purchaser demand and bolstering local property values.

Frequently Asked Questions - Development

How many dwelling approvals have occurred in the suburb of Williamstown recently?
Dwelling approval activity in the the suburb of Williamstown area has seen 11 residential approvals over the past two financial years, based on AreaSearch's SA2 aggregation method. The suburb of Williamstown's current population of 15,043 has been supported by 22 approvals on average over recent years.
How does the suburb of Williamstown's development activity compare to the broader region?
The suburb of Williamstown has seen 0.16 approvals per 100 people in recent years, compared to 0.86 approvals in the broader region. This means that one dwelling has been approved for every 1357 people in the suburb of Williamstown, compared to one for every 121 in the broader region.
Is the suburb of Williamstown keeping up with housing demand?
With the population expected to increase by 2,179 people by 2041, around 1,090 new dwellings will be necessary. Recent approval levels may be insufficient to meet these forecasts, considering the census average of 2.0 persons per dwelling. This indicates potential housing shortages if current approval trends continue.
What has been the trend in development approvals over the past five years in the suburb of Williamstown?
Looking at development activity over the past five years, the suburb of Williamstown's approval levels have been significantly below the yearly average of 22, showing a notable downturn in recent development.
How many dwellings will be needed to accommodate future population growth in the suburb of Williamstown?
The population in the suburb of Williamstown is expected to grow by 2,179 people by 2041, necessitating approximately 1,090 new dwellings. This calculation is based on the current census average of 2.0 persons per dwelling in the area.
How does recent development compare to population growth in the suburb of Williamstown?
Over the past five years, the population in the suburb of Williamstown has grown by approximately 1,554 people, while 113 residential approvals were recorded. This equates to a ratio of 13.8 people added for each new dwelling approval. This high ratio suggests strong population growth relative to housing supply, potentially indicating unmet housing demand.
Are there opportunities for residential developers in the suburb of Williamstown?
With dwelling approval activity running at an average of 22 approvals per year and a population of 15,043, there appears to be a supply shortfall relative to projected demand, presenting strong opportunities for residential developers. With the population expected to increase by 2,179 people by 2041, around 1,090 new dwellings will be necessary. Current approval trends may be insufficient to meet forecast demand, indicating strong development opportunities.
Approvals Pipeline Development applications near Williamstown (Vic.)

Development applications around Williamstown (Vic.)

Development approvals is a new addition to AreaSearch. We’re actively expanding council coverage and refining the dataset — details and statuses for some councils may be partial. Check back regularly for the latest pipeline.
Application search is not available in Victoria. AreaSearch holds 38 applications for Williamstown (Vic.), but they are a record of past activity rather than a current register. Victoria has no state-wide planning portal and its council coverage is uneven, so we have switched the search off here rather than return partial answers. We are currently investigating a solution. No credits are charged for Victorian applications, and building approvals from the ABS and the major projects we track are unaffected.

SOURCE: Planning portals and council registers, compiled by AreaSearch. Distance & bearing measured from the suburb midpoint.

Project PipelineInfrastructure & Major Projects in Williamstown (Vic.)

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AreaSearch tracks 11 current infrastructure and development projects inside Williamstown (Vic.), worth an estimated $544 million. A further 80 sit in the immediately surrounding suburbs, taking the tracked pipeline within reach of the area to $33 billion. 27 are already under construction and 33 are due for completion within three years. The pipeline spans residential development, communities, precincts & urban renewal and transport & logistics. Records are compiled from Infrastructure Australia, state agencies, council planning portals and public announcements, reviewed and updated daily, then ranked by proximity, construction stage, completion horizon and project scale.

Detail

Capital investments, town planning frameworks, and local infrastructure projects serve as key catalysts for community growth. AreaSearch has pinpointed 19 distinct initiatives likely to influence the local area. Prominent works include the Workshops Pier Repairs Project, Williamstown Mechanics Institute Masterplan and Restoration, Williamstown Foreshore Precinct Upgrade, and Williamstown Swimming and Life Saving Club Redevelopment.

Professional plan users can use the search below to filter and access additional projects.

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Frequently Asked Questions - Infrastructure

What are some of the major infrastructure and planning changes likely to influence the suburb of Williamstown?
Key infrastructure and planning changes likely to influence the suburb of Williamstown include: Workshops Pier Repairs Project (Construction); Williamstown Mechanics Institute Masterplan and Restoration (Planning); Williamstown Foreshore Precinct Upgrade (Planning); Williamstown Swimming and Life Saving Club Redevelopment (Approved); and Newport Community Hub Upgrade (Planning). These projects represent significant developments that will shape the area's future infrastructure landscape.
What types of infrastructure projects are impacting the suburb of Williamstown?
Infrastructure development impacting the suburb of Williamstown spans multiple sectors including Communities, Precincts & Urban Renewal, Residential Development, and Transport & Logistics, among others.
What is the scale of infrastructure investment impacting the suburb of Williamstown?
Infrastructure investment analysis indicates substantial capital deployment exceeding $1.4 billion in projects that will impact the extended area, with a notable concentration of investment within the immediate the suburb of Williamstown vicinity.
How does the suburb of Williamstown's infrastructure development compare to other areas?
The suburb of Williamstown ranks in the top 10% nationally for infrastructure development, reflecting exceptional investment activity compared to similar areas across the country.
Williamstown Mechanics Institute Masterplan and Restoration
Category: Communities, Precincts & Urban Renewal
Stage: Planning | Est. Comp: 2027
Source / Links: Link 1   Link 2  

Council-led restoration of the historic 1860s Mechanics Institute. Following community consultation in 2024/25, the project has moved into a masterplan phase featuring three concept designs. Council is currently seeking state/federal partnerships to fund the full upgrade and fit-out of flexible spaces for museum, arts, and community activities while the main complex remains closed for safety.

Communities, Precincts & Urban Renewal

Workshops Pier Repairs Project
Category: Ports Marinas Fisheries & Aquaculture
Stage: Construction | Est. Comp: 2026
Source / Links: Link 1   Link 2  

The Workshops Pier Repairs Project involves strengthening the pier's foundation by installing new steel piles and beams, and making minor repairs to the concrete deck and abutment. It aims to restore berthing and structural capacity, ensure public safety, and extend the pier's lifespan. The pier, managed by the Seaworks Foundation, is Melbourne's only remaining public port facility for large vessels in the inner city and a key berthing site for tall ships, emergency response vessels, and small commercial vessels in the Williamstown Maritime Precinct.Major works commenced in early 2025 with contractor Duratec appointed in late 2024, and completion is expected by mid-2026. The project is funded as part of a Victorian Government investment in critical pier infrastructure across the state.

Ports Marinas Fisheries & Aquaculture

Williamstown Foreshore Precinct Upgrade
Category: Communities, Precincts & Urban Renewal
Stage: Planning | Est. Comp: 2028
Source / Links: Link 1   

Comprehensive upgrade of Williamstown's foreshore precinct including improved public spaces, walking and cycling paths, recreational facilities, and environmental enhancements to create a premier waterfront destination.

Communities, Precincts & Urban Renewal

Williamstown Swimming and Life Saving Club Redevelopment
Category: Sports & Recreation
Stage: Approved | Est. Comp: 2026
Source / Links: Link 1   

Redevelopment of the iconic Williamstown Swimming and Life Saving Club facilities including new clubhouse, training facilities, and community spaces to serve local swimmers and lifesavers.

Sports & Recreation

Newport Level Crossing Removal - Maddox Road and Champion Road
Category: Transport & Logistics
Stage: Construction | Est. Comp: 2026
Source / Links: Link 1   Link 2  

Level Crossing Removal Project removing the Maddox Road and Champion Road level crossings by constructing new rail bridges over Maddox Road, permanently closing Champion Road at the rail line, extending Akuna Drive to create a new road connection, and delivering a new pedestrian and cycling bridge. Passenger rail bridges are complete, the final freight rail bridge is under construction, and the project remains on track for completion in late 2026.

Transport & Logistics

193-195 Douglas Parade Mixed-Use Development
Category: Retail
Stage: Planning | Est. Comp: 2027
Source / Links: Link 1   

The redevelopment of the former Pantelis Service Station site into a mixed-use precinct. The project includes 32 bespoke residences across multiple levels and an upgraded ground-floor retail offering that retains elements of the site's history as a convenience shop and service station. Architectural design by Rothelowman features bold corner treatments and sculptured canopies, aiming to create a contemporary gateway for Newport.

Retail

Newport Community Hub Upgrade
Category: Communities, Precincts & Urban Renewal
Stage: Planning | Est. Comp: 2026
Source / Links: Link 1   

Upgrade and expansion of community services facility providing programs, activities and spaces for community engagement. Includes improved accessibility, modern facilities, and enhanced outdoor areas.

Communities, Precincts & Urban Renewal

Dennis Reserve Multipurpose Facility
Category: Communities, Precincts & Urban Renewal
Stage: Completed | Est. Comp: 2024
Source / Links: Link 1   Link 2  

The Dennis Reserve Multipurpose Facility is a modern community center featuring two large multipurpose rooms with storage, a dedicated room for the tennis club with storage, a large kitchen, toilets, a lounge, and a business center. It serves as home to the Williamstown Central Tennis Club, Country Womens Association Williamstown, U3A Hobsons Bay-Williamstown, Conversations for the Curious, and Williamstown Senior Citizens. The building incorporates historical elements with images of HMAS Castlemaine, Nelson Place, and historic cannons on the exterior windows.This facility is part of the Dennis Reserve Master Plan, which also included open space upgrades such as an extensive climbing frame, landscaped areas, and spring rockers.

Communities, Precincts & Urban Renewal

Jobs & IndustryEmployment Trends in Williamstown (Vic.)

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8,706 residents of Williamstown (Vic.) are employed, from a labour force of 8,884. Unemployment sits at 2.0%, with participation at 70.6%. Weighted for its industry mix, the area's sectors are forecast to grow about 6.8% nationally over five years. That reflects industry composition only and makes no allowance for local population growth. The working-day population is estimated at 13,140, about 87% of the resident population, so more people leave the area for work than travel in. Unemployment and labour force come from ABS Small Area Labour Markets, updated quarterly; the industry and occupation profile is from the 2021 Census.

Detail

Williamstown features an exceptionally skilled labour market with substantial professional services engagement, recorded job growth of 0.9% across the past year, and a jobless rate standing at only 2.0%, according to AreaSearch aggregations. As of March 2026, employed residents count 8,706. The unemployment rate sits 2.8% beneath the 4.8% Greater Melbourne benchmark, whereas workforce participation closely tracks the regional average of 70.1%. At the time of the Census, 47.8% of the local workforce reported working from home, though this figure reflects the influence of Covid-19 restrictions. Key employment categories for the resident workforce comprise professional & technical services, education & training, along with health care & social assistance.

The local market shows a notable specialisation in professional & technical fields, where the employment concentration is 1.4 times greater than the broader metropolitan standard. By comparison, retail trade engages only 7.0% of local workers, lagging the Greater Melbourne mark of 9.8%. Given the disparity between working and resident populations recorded in the Census, this predominantly residential locality generates relatively few jobs within its own borders. Synthesised ABS and SALM figures indicate that during the 12 months leading to March 2026, Williamstown experienced a 0.9% rise in employment and a 0.7% expansion in the labour pool, reducing unemployment by 0.2 percentage points. In comparison, Greater Melbourne registered a 2.1% increase in employment alongside a 2.3% gain in the labour force, while its unemployment rose by 0.2 percentage points. Future workplace demand can be evaluated using national industry projections from Jobs and Skills Australia as of Mar-26. These five- and ten-year national estimates have been weighted against the local industry baseline to project workplace trends. Against broader Australian forecasts of 6.6% growth over five years and 13.7% over ten years, the area's specific industry distribution suggests Williamstown employment could expand by 6.8% over five years and 13.9% over ten years (a basic weighted projection provided for contextual purposes without localized demographic adjustments).

Frequently Asked Questions - Employment

What is the employment situation in the suburb of Williamstown?
As of March 2026, the suburb of Williamstown has approximately 8,706 employed residents with an unemployment rate of 2.0%. This very low unemployment rate indicates a tight labour market with strong demand for workers. The area ranks in the top 25% nationally for employment performance, indicating a robust job market.
How does the suburb of Williamstown's unemployment rate compare to the broader region?
As of March 2026, the unemployment rate in the suburb of Williamstown stands at 2.0%, which is 2.8 percentage points below Greater Melbourne's rate of 4.8%. This lower unemployment rate suggests stronger local employment conditions. For comparison, the national unemployment rate is 4.2%.
What are the major employment sectors in the suburb of Williamstown?
The employment landscape in the suburb of Williamstown is dominated by several key sectors. The largest employers are professional & technical (13.8% of employment), education & training (11.6%), and health care & social assistance (11.6%). Other significant employers include construction and public administration & safety.
How has employment changed recently in the suburb of Williamstown?
Over the past year to March 2026, the suburb of Williamstown has experienced employment growth, with total employment increasing while the labour force increased. As a result, the unemployment rate has fall. By comparison, Greater Melbourne saw employment increased and its unemployment rate rose.
What is the workforce participation rate in the suburb of Williamstown?
The workforce participation rate in the suburb of Williamstown is 70.6%, which represents the proportion of working-age residents who are either employed or actively seeking work. This high participation rate indicates strong workforce engagement and economic vitality. The local rate leading the Greater Melbourne average of 70.1%, showing similar workforce dynamics to the broader region.
Which industries are over-represented in the suburb of Williamstown's employment market?
The suburb of williamstown shows notable specialization in professional & technical, which employs 13.8% of the local workforce compared to 10.1% regionally. This moderate specialization indicates some local strength in the sector. The area also shows above-average employment in 2 other sectors, contributing to a distinctive economic profile.
What are the employment growth prospects for the suburb of Williamstown?
Based on Jobs and Skills Australia projections applied to the suburb of Williamstown's industry mix, employment is expected to grow by 6.8% over the next five years and 13.9% over ten years. This exceeds the national forecast of 6.6% over five years, suggesting the area's industry composition is well-positioned for future growth. Steady growth is anticipated across multiple sectors, providing diverse employment opportunities.
How does the job market in the suburb of Williamstown compare nationally?
The suburb of williamstown's employment market shows strong performance nationally, ranking in the top 25% of areas assessed by AreaSearch. This indicates robust employment conditions and economic vitality compared to other regions. Recent job advertisement trends show the broader employment region saw a 8.9% decline, ranking 34.0th out of 37 regions nationally.
What employment opportunities exist for skilled workers in the suburb of Williamstown?
Skilled workers will find excellent opportunities in the suburb of Williamstown, with knowledge-intensive sectors comprising 45.5% of local employment. Key sectors for skilled workers include professional & technical (13.8%), education & training (11.6%), and health care & social assistance (11.6%). With projected employment growth of 6.8% over five years, demand for skilled workers is expected to remain strong.

EarningsHousehold Income in Williamstown (Vic.)

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Median household income in Williamstown (Vic.) is $2,411 a week (about $125,000 a year), with median personal income at $1,106 a week. ATO records put median taxable income at $69,801 a year against an average of $107,492. The average runs 54% above the median, a wider spread than most areas and a sign of a concentrated group of high earners. Household income is from the 2021 Census; taxable income is from ATO Taxation Statistics for the latest financial year available, indexed forward using the ABS Wage Price Index.

Detail

Taxation records compiled by AreaSearch for financial year 2023 place taxpayer income levels in the suburb of Williamstown well above national norms. Taxpayers in the suburb of Williamstown record a median income of $69,801 alongside an average income of $107,492, outperforming Greater Melbourne benchmarks of $57,688 and $75,164. Factoring in the 9.62% Wage Price Index rise recorded since financial year 2023 yields updated March 2026 benchmarks of roughly $76,516 for median income and $117,833 for average earnings. Census metrics demonstrate that personal, family, and household earnings all place between the 85th and 88th percentiles nationally.

In terms of weekly personal income distribution, the largest cohort includes 31.0% of residents (4,663 people) earning $4000+, diverging from the broader metropolitan area where the primary concentration (32.8%) earns between $1,500 - 2,999. High-income individuals are prominent, with 42.4% receiving more than $3,000 each week, reflecting robust household spending capacity. Housing costs consume 13.4% of earnings, while disposable income ranks in the 89th percentile and the SEIFA income index places the community in the 9th decile.

Frequently Asked Questions - Income

What is the median taxable income in the suburb of Williamstown?
Based on Wage Price Index adjustments to March 2026, the estimated median taxable income in the suburb of Williamstown is approximately $76,516. The official ATO data from FY-23 recorded a median of $69,801.
What is the average taxable income in the suburb of Williamstown?
Based on Wage Price Index adjustments to March 2026, the estimated average taxable income in the suburb of Williamstown is approximately $117,833. The official ATO data from FY-23 recorded an average of $107,492.
How does the median taxable income in the suburb of Williamstown compare to the region?
Based on Wage Price Index adjustments to March 2026, the estimated median taxable income in the suburb of Williamstown is approximately $76,516 compared to $63,238 in Greater Melbourne. The official ATO data from FY-23 shows $69,801 and $57,688 respectively.
How does the average taxable income in the suburb of Williamstown compare to the region?
Based on Wage Price Index adjustments to March 2026, the estimated average taxable income in the suburb of Williamstown is approximately $117,833 compared to $82,395 in Greater Melbourne. The official ATO data from FY-23 shows $107,492 and $75,164 respectively.
What are the main income cohorts in the suburb of Williamstown according to the 2021 Census?
As per the 2021 Census, the income bracket containing the largest proportion (~31.0% / 4,663 persons) of the suburb of Williamstown's population is the $4000+ cohort.
How do the main income cohorts in the suburb of Williamstown compare to the region?
The largest income cohort in the suburb of Williamstown is the $4000+ group, representing about 31.0% of the population. In comparison, Greater Melbourne's largest income cohort is the $1,500 - 2,999 group, representing 32.8% of its population, according to the 2021 Census.
What is the median household income in the suburb of Williamstown according to the 2021 Census?
The 2021 Census data indicates that the median household income in the suburb of Williamstown is $2,411/wk.
What is the median family income in the suburb of Williamstown according to the 2021 Census?
According to the 2021 Census, the median family income in the suburb of Williamstown is $3,262/wk.
What is the median personal income in the suburb of Williamstown according to the 2021 Census?
The 2021 Census shows that the median personal income in the suburb of Williamstown is $1,106/wk.
How does the suburb of Williamstown's income rank nationally?
As per AreaSearch's latest postcode level ATO data released for FY-23, the suburb of Williamstown's median income among taxpayers is $69,801, with an average of $107,492. This is among the top percentile nationally, and compares to Greater Melbourne's median of $57,688 and average of $75,164. Based on Wage Price Index growth of 9.62% since FY-23, current estimates would be approximately $76,516 (median) and $117,833 (average) as of March 2026.
What is the disposable income in the suburb of Williamstown?
The estimated disposable income in the suburb of Williamstown is $9,043 per year according to AreaSearch analysis.
How does the suburb of Williamstown's disposable income compare to the region?
The suburb of williamstown's disposable income is $9,043 compared to $6,948 for Greater Melbourne, based on AreaSearch analysis.

Housing StockHousing & Dwellings in Williamstown (Vic.)

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Williamstown (Vic.) had 5,460 occupied dwellings at the 2021 Census, 56% detached houses and 13% apartments. 34% are owned with a mortgage, 25% rented and 41% owned outright. At that Census the median rent was $450 a week and the median mortgage repayment $2,700 a month. Rent absorbs 18.7% of household income here and mortgage repayments 25.8%. Dwelling stock, tenure and housing costs are 2021 Census measures — the only source that counts dwellings at this boundary size.

Detail

According to Census findings, the residential fabric in Williamstown was divided into 56.4% separate houses and 43.6% medium-to-high density or alternative housing types (including apartments and semi-detached units), compared to Greater Melbourne ratios of 67.9% houses and 32.1% other dwellings. Outright home ownership reached 40.9%, substantially exceeding the metropolitan standard, while 33.9% of homes were held with a mortgage and 25.1% were tenanted. Monthly mortgage repayments averaged a median of $2,700, notably higher than the metropolitan benchmark of $2,000, while median weekly rent stood at $450 against $390 across the wider city.

Relative to nationwide figures, local monthly loan commitments exceed the Australian benchmark of $1,863, and weekly rents surpass the national standard of $375.

Frequently Asked Questions - Housing

What percentage of homes are owned vs rented in the suburb of Williamstown?
In the suburb of Williamstown, 40.9% of homes are owned outright, 33.9% are owned with a mortgage, and 25.1% are rented.
What percentage of dwellings in the suburb of Williamstown are houses?
According to the latest data, 56.4% of dwellings in the suburb of Williamstown are houses.
What percentage of dwellings in the suburb of Williamstown are apartments or units?
In the suburb of Williamstown, 13.2% of dwellings are apartments or units, with an additional 30.3% being semi-detached dwellings.
What is the level of outright home ownership in the suburb of Williamstown?
Outright home ownership in the suburb of Williamstown stands at 40.9%, compared to 30.7% in Greater Melbourne.
What is the median monthly mortgage repayment in the suburb of Williamstown?
The median monthly mortgage repayment in the suburb of Williamstown is $2,700, compared to $2,000 in Greater Melbourne.
What is the median weekly rent in the suburb of Williamstown?
The median weekly rent in the suburb of Williamstown is $450, compared to $390 in Greater Melbourne.
What is the distribution of rental prices in the suburb of Williamstown?
In the suburb of Williamstown, 11.5% of rentals are $0-149/week, 20.4% are $150-349/week, 45.5% are $350-649/week, 18.3% are $650-949/week, and 4.3% are $950+/week.
What is the average monthly housing cost in the suburb of Williamstown?
The aggregate monthly housing cost in the suburb of Williamstown is $1,404, which represents the average monthly cost across all housing types.
What percentage of income do residents spend on housing in the suburb of Williamstown?
In the suburb of Williamstown, households with mortgages typically spend 25.8% of their income on mortgage repayments, while renters spend 18.7% of their income on rent.
How crowded are homes in the suburb of Williamstown?
The average persons per bedroom ratio in the suburb of Williamstown is 0.9, indicating the level of household density.
How does housing affordability in the suburb of Williamstown compare to the region?
Housing affordability in the suburb of Williamstown shows mortgage holders spending 25.8% of income on repayments (vs 24.3% regionally), while renters spend 18.7% of income on rent (vs 20.5% regionally).
What types of dwellings are most common in the suburb of Williamstown?
The dwelling mix in the suburb of Williamstown consists of 56.4% detached houses, 30.3% semi-detached dwellings, 13.2% apartments, and 0.1% other dwelling types.
What is the weighted average housing cost based on tenure mix in the suburb of Williamstown?
Factoring in the ownership distribution, the weighted average monthly housing cost is approximately $1,404. This accounts for outright owners paying no housing costs, mortgage holders paying $2,700/month, and renters paying $1,948/month.
How affordable is housing in the suburb of Williamstown relative to local incomes?
Housing in Williamstown consumes approximately 13.5% of median household income ($10,440 monthly), indicating costs are highly affordable. The generally accepted benchmark is that housing should not exceed 30% of household income.
How do proposed developments compare to existing housing types in the suburb of Williamstown?
Recent development applications in Williamstown show attached dwellings contributing 20% of approvals compared to 44% of existing stock, while detached houses represent 80% of applications versus 56% of current dwellings. This suggests development patterns consistent with existing housing mix. This area is seeing substantial increases in dwelling density compared to most Australian locations.

HouseholdsHousehold Composition in Williamstown (Vic.)

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Williamstown (Vic.) counted 5,460 households at the 2021 Census, averaging 2.5 people each. 37% are couples with children, against 26% couples without children. 26% of households are people living alone, and families average 1.5 children. Household and family composition is measured only by the Census, so these are 2021 figures.

Detail

Family configurations account for 72.8% of all local residences, consisting of couples with children (36.5%), couples without children (26.1%), and single-parent households (9.1%). The remaining 27.2% comprises non-family dwellings, dominated by single-person occupants at 25.9% and group arrangements at 1.4%. The area records a median household size of 2.5 persons, sitting slightly under the Greater Melbourne benchmark of 2.6.

Frequently Asked Questions - Households

How many households are in the suburb of Williamstown?
As of the 2021 Census, the suburb of Williamstown had 5,460 households. Based on population growth patterns, this has grown by approximately 4.4% to an estimated 5,701 households today.
What is the typical household size?
The median household size in the suburb of Williamstown is 2.5 people. This compares to 2.6 in Greater Melbourne and reflects the area's household composition mix.
What types of households are most common?
Family households dominate at 72.8% of all households. The remaining households consist of lone person households (25.9%), group households (1.4%), and other household types (0.0%).
How are families structured in the area?
Among the 3,974 family households, 36.5% are couples with children, 26.1% are couples without children at home, and 9.1% are single parent families. This mix shapes local demand for schools, family services, and housing types.
How does the suburb of Williamstown compare to regional household patterns?
Compared to Greater Melbourne, the suburb of Williamstown shows distinct household patterns. This family-oriented profile influences local demand for family homes, schools, and children's services.
What is the average family size?
Families in the suburb of Williamstown have an average of 1.5 children, slightly above the Greater Melbourne average of 1.4. This influences local demand for child-related services and larger family homes.
What are the marriage patterns in the suburb of Williamstown?
Marriage patterns reveal 52.0% of the adult population are currently married, while 32.4% have never married. This compares to 47.0% married and 38.0% never married across Greater Melbourne.
How significant are single-person households?
Single-person households represent 25.9% of all households in the suburb of Williamstown, similar to the regional average of 24.8%. This affects demand for smaller dwellings and single-person accommodation.
Are shared living arrangements common?
Group households (unrelated people sharing) account for 1.4% of households, well below the Greater Melbourne average of 4.3%. This low rate suggests limited student or young professional shared accommodation.
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EducationSchools & Education in Williamstown (Vic.)

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46.1% of adults in Williamstown (Vic.) hold a university qualification, including 28.4% with a bachelor degree and 12.2% with postgraduate qualifications, higher than 89% of areas nationally. A further 12.9% hold a vocational qualification. 7 schools serve the area, with 4,083 enrolment places and an average ICSEA of 1,108 against a national benchmark of 1,000. Qualifications come from the 2021 Census; school enrolments, ICSEA and results come from ACARA's current release.

Detail

Educational qualifications in Williamstown exceed broader standards, with 46.1% of residents aged 15+ possessing a tertiary degree, outpacing the national proportion of 30.4% and the SA4 region level of 32.0%. This pronounced qualification level establishes a solid foundation for knowledge-intensive sectors. Bachelor degrees represent 28.4% of attainment, with postgraduate credentials comprising 12.2% and graduate diplomas accounting for 5.5%. Meanwhile, vocational studies encompass 23.7% of the cohort aged 15+, consisting of certificates (12.9%) and advanced diplomas (10.8%). Enrolment across academic pathways remains substantial, with 30.4% of the population actively undertaking formal education.

Within this cohort, primary schooling accounts for 10.4%, secondary education encompasses 9.3%, and tertiary courses involve 6.6%.

Frequently Asked Questions - Education

What percentage of people in the suburb of Williamstown have university qualifications?
46.1% of people aged 15 and over in the suburb of Williamstown have university qualifications, compared to 37.0% in the broader region.
What percentage of people in the suburb of Williamstown have no formal qualifications?
30.1% of people aged 15 and over in the suburb of Williamstown have no formal qualifications, compared to 35.2% regionally.
How does the suburb of Williamstown's education level compare to national averages?
The suburb of williamstown ranks in the 89th percentile nationally for education based on AreaSearch's analysis of qualification and performance metrics.
What types of qualifications are most common in the suburb of Williamstown?
The most common qualifications in the suburb of Williamstown are: Bachelor Degree (28.4%), Certificate (12.9%), Postgraduate (12.2%).
What proportion of the suburb of Williamstown's population is currently attending educational institutions?
30.4% of the population in the suburb of Williamstown is currently engaged in formal education, with 10.4% in primary school, 9.3% in secondary school, 6.6% at university.
What is the ICSEA score for schools in the suburb of Williamstown?
The average ICSEA (Index of Community Socio-Educational Advantage) score for schools in the suburb of Williamstown is 1108, indicating above-average socio-educational advantage compared to the national average of 1000.
How many schools are located within the suburb of Williamstown?
There are 7 schools within the suburb of Williamstown, with a combined enrollment of approximately 4,083 students.
What types of schools are available in the suburb of Williamstown?
The suburb of williamstown includes 4 primary schools, 2 secondary schools, 1 combined school.

Schools Detail

AmenitiesServices & Amenities in Williamstown (Vic.)

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Getting AroundTransport & Commuting in Williamstown (Vic.)

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Public transport in Williamstown (Vic.) reaches 67 stops on 5 routes, timetabled for about 3,300 services a week. The typical home sits about 180 m from its nearest stop. Buses carry the largest share of public transport commuters. Households keep an average of 1.2 vehicles. Stop and service counts are built from operators' published GTFS timetables and refresh with each timetable release; vehicle ownership is from the 2021 Census.

Detail

Public transit infrastructure in Williamstown comprises 67 operational transport stops offering local bus services across 5 separate routes, delivering 3,278 scheduled passenger services every week. Accessibility is strong, with typical walking distances to a stop averaging 182 meters. As the locality is predominantly residential, outgoing travel dominates commuter patterns: private vehicles represent 79% of journeys, trains account for 10%, and 6% of commuters walk. Households maintain an average of 1.2 vehicles. Additionally, 47.8% of workers logged working from home during the 2021 Census, reflecting prevailing pandemic settings. Transit services provide an average of 468 journeys daily across the network, generating roughly 48 weekly departures for each transit stop.

Frequently Asked Questions - Transport

How many public transport stops are in Williamstown (Vic.)?
There are 67 public transport stops within the suburb of Williamstown.
How frequent are the transport services in Williamstown (Vic.)?
the suburb of Williamstown has 3,278 weekly trips across 5 routes, averaging 468 trips per day.
How far are residents from public transport in Williamstown (Vic.)?
On average, residential properties are 182 meters from the nearest transport stop.

Transport Stops Detail

HealthcareHealth Services in Williamstown (Vic.)

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72.0% of residents in Williamstown (Vic.) report no long-term health condition, a healthier profile than 86% of areas nationally. 4.3% need daily assistance with core activities, and 69.1% hold private health cover. The standardised death rate runs at 4.0 per 1,000 residents. Health conditions, assistance needs and insurance are 2021 Census measures; the death rate comes from current ABS releases.

Detail

Health assessments compiled by AreaSearch indicate positive population outcomes in Williamstown, marked by low chronic disease rates and reduced mortality metrics across diverse age groups. Furthermore, private healthcare coverage is notably widespread, encompassing approximately 69% of all residents (10,394 people), compared to 56.7% across Greater Melbourne and a nationwide standard of 55.7%. Among recorded chronic conditions, asthma and arthritis are the most prevalent, impacting 7.4 and 7.2% of the population, respectively, while 72.0% of residents report no long-term medical ailments compared with 72.6% throughout Greater Melbourne. Working-age cohorts exhibit strong health indicators alongside low illness rates.

Residents aged 65 and over represent 22.1% of the population (3,324 people), tracking higher than the Greater Melbourne share of 15.1%, with older demographics sustaining robust health rankings that align with broader national standards.

Frequently Asked Questions - Health

How many people in the suburb of Williamstown have private health insurance?
Around 69.1% of people in the suburb of Williamstown are covered by private health insurance, which compares to 56.7% in the broader region of Greater Melbourne.
What percentage of the population requires ongoing medical assistance in the suburb of Williamstown?
In the suburb of Williamstown, 4.3% of the population is identified as requiring ongoing medical assistance. This figure is slightly different from the regional average, where 5.5% of people in Greater Melbourne require similar assistance.
How prevalent is asthma in the suburb of Williamstown?
7.4% of people in the suburb of Williamstown are diagnosed with asthma. In comparison, 7.3% of the population across Greater Melbourne is affected by asthma.
What percentage of people have diabetes in the suburb of Williamstown?
Diabetes affects 3.1% of the the suburb of Williamstown population, while in the surrounding region, 4.1% of people are diagnosed with diabetes.
What is the percentage of people with heart disease in the suburb of Williamstown?
3.5% of people in the suburb of Williamstown have heart disease. Across the region of Greater Melbourne, 3.1% of the population is affected by heart disease.
How does the suburb of Williamstown compare to the region in terms of overall private health coverage?
In the suburb of Williamstown, 69.1% of the population are estimated to have private health insurance. Comparatively, Greater Melbourne sees an estimated private health coverage rate of 56.7%.

Ancestry & LanguageCultural Diversity in Williamstown (Vic.)

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Williamstown (Vic.) is largely Australian-born, at 76.7% of residents, with 15.4% speaking a language other than English at home. The largest reported ancestries are English (26.2%) and Australian (21.2%). Ancestry, language and country of birth are counted only by the Census, so these are 2021 figures.

Detail

Williamstown demonstrates above-average cultural diversity, with 23.3% of the community born abroad and 15.4% using a non-English language at home. Christianity forms the largest religious affiliation, encompassing 47.5% of residents. In addition, Judaism exhibits a distinct local concentration at 0.2% of the populace, compared to 1.0% recorded across Greater Melbourne. Regarding ancestral background based on parental birthplace, the primary ancestries identified in Williamstown are English at 26.2% (exceeding the regional share of 20.1%), Australian at 21.2%, and Irish at 10.0%. Distinct variations emerge across other backgrounds, with Croatian heritage representing 1.5% locally compared to 0.7% regionally, Maltese comprising 1.9% against 1.1%, and Macedonian making up 1.0% compared with 0.7%.

Frequently Asked Questions - Diversity

What is the level of cultural diversity in the suburb of Williamstown?
Williamstown was found to be above average in terms of cultural diversity, with 23.3% of its population born overseas and 15.4% speaking a language other than English at home.
What is the most common religion in the suburb of Williamstown?
The main religion in Williamstown was found to be Christianity, which makes up 47.5% of people in Williamstown. However, the most apparent overrepresentation was in Judaism, which comprises 0.2% of the population, compared to 1.0% across Greater Melbourne.
What are the top countries of origin in the suburb of Williamstown?
In terms of ancestry (country of birth of parents), the top three represented groups in Williamstown are English, comprising 26.2% of the population, which is substantially higher than the regional average of 20.1%, Australian, comprising 21.2% of the population, and Irish, comprising 10.0% of the population. Additionally, there are notable divergences in the representation of certain other ethnic groups: Croatian is notably overrepresented at 1.5% of Williamstown (vs 0.7% regionally), Maltese at 1.9% (vs 1.1%) and Macedonian at 1.0% (vs 0.7%).
How does the percentage of people born overseas compare to the regional average?
23.3% of the the suburb of Williamstown population was born overseas, compared to 37.3% regionally.
What percentage of the the suburb of Williamstown population speaks a language other than English at home?
15.4% of the population in the suburb of Williamstown speaks a language other than English at home, compared to 35.9% in the wider region.
How many people in the suburb of Williamstown identify as Australian Aboriginal?
0.5% of the the suburb of Williamstown population identifies as Australian Aboriginal, compared to 0.5% in the region.
What is the citizenship status of the population in the suburb of Williamstown?
90.5% of the the suburb of Williamstown population holds citizenship, compared to 81.1% in the wider region.

Age StructureAge Profile of Williamstown (Vic.)

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The median resident of Williamstown (Vic.) is 45, older than 80% of areas nationally. 20.7% of residents are aged 15 to 34. Age cohorts are not raw Census counts: the Census split is re-based to the latest ABS population estimates and state projections.

Detail

The demographic profile in Williamstown trends older than the Greater Melbourne average. Updates to August 2026 show that mature adults and pre-retirees aged 45 - 64 comprise 30.9% of the local population (versus 22.3% regionally), whereas young to middle-aged adults aged 25 - 44 account for 18.0% (compared with 32.1% across the metropolitan area). The median age is estimated at 45 as at August 2026, matching the 2021 Census figure and remaining 8 years above the Greater Melbourne median of 37 at that time, whilst the Australian median was 38.

Since that Census, the proportion of residents aged 65+ has increased from 18.2% to an estimated 22.1%. This senior cohort is projected to see the largest expansion by 2041, increasing by 1,475 (44%) to reach 4,800 individuals, whereas the younger adult demographic is forecast to decrease.

Frequently Asked Questions - Age

What is the median age in the suburb of Williamstown?
AreaSearch estimates the median age in the suburb of Williamstown at 45 years as at August 2026. That is in line with the 2021 Census figure of 45 years, on an age profile AreaSearch re-estimates for population change recorded since the Census.
How does the suburb of Williamstown's median age compare to broader areas?
At an estimated 45 years as at August 2026, Williamstown is 8 years older than the Greater Melbourne 2021 Census average (37 years) and 7 years older than the national Census average (38 years).
What age groups are over-represented in the suburb of Williamstown?
On AreaSearch estimates updated to August 2026, the most over-represented age group in the suburb of Williamstown compared to the Greater Melbourne region is the 55 - 64 group, making up 16.0% of the population.
What age groups are under-represented in the suburb of Williamstown?
On AreaSearch estimates updated to August 2026, the most under-represented age group in the suburb of Williamstown compared to the Greater Melbourne region is the 25 - 34 group, making up 7.6% of the population.
Are there age groups with notable population variances?
Yes, certain age groups in the suburb of Williamstown show significant variance compared to the Greater Melbourne region. The most over-represented age groups are 55-64 year-olds (16.0% vs 10.3%) and 65-74 year-olds (11.9% vs 7.9%). The most under-represented age groups are 25-34 year-olds (7.6% vs 16.4%) and 0-4 year-olds (3.6% vs 5.6%).
What is the percentage of children (0-14 years) in the suburb of Williamstown?
AreaSearch estimates children aged 0-14 years at 16.1% of the population in the suburb of Williamstown as at August 2026.
What is the percentage of older people (65+ years) in the suburb of Williamstown?
AreaSearch estimates people aged 65 and over at 22.1% of the population in the suburb of Williamstown as at August 2026.

Data & MethodBoundaries, Sources & Method for Williamstown (Vic.)

Data currency Refreshed

9 of 14 data sections on this page were updated within the last 12 months — the newest current to Oct 2026.

Everything is aggregated to the Suburb (SAL) boundary shown above, on a 2021 Census baseline. Only 3 sections — housing, households and cultural diversity — still wait on the 2026 Census.

The ledger — source, cycle and currency by section

Section Source & update cycle Currency
Updated within the last 12 months 9 sections
Population ABS, GNAF, Geoscience Australia Annual (ABS ERP) Aug 2026 2 months ago headline measures · 2021 Census baseline
Re-based to the ABS Estimated Resident Population (June 2025 release) and updated with new dwellings from GNAF address data. Current to Aug 2026, with the 2021 Census supplying the small-area baseline.
Age profile ABS, Geoscience Australia, State governments Annual Aug 2026 2 months ago headline measures · 2021 Census baseline
Age cohorts are re-based to the latest ABS population estimates and state projections, current to Aug 2026. Each cohort is held as a Census baseline and a current estimate.
Development & approvals ABS, GNAF Monthly (ABS approvals) Aug 2026 2 months ago headline measures · Jul 2026 baseline
Property sales & rents Valuer General, Rental Board, ABS Weekly sales, quarterly rents Oct 2026 this month headline measures · Sep 2026 baseline
Sales from the state Valuer General register, refreshed weekly, and rents from quarterly rental bond lodgements. Both are read live each time this page loads, current to Oct 2026.
Infrastructure projects Infrastructure Australia, State agencies, Local governments Daily May 2026 5 months ago all 11 projects tracked here
Project pipeline maintained continuously from Infrastructure Australia, state agencies, local government and public announcements. Records are added and revised daily; this area was last updated May 2026.
Employment ABS, DEWR, JSA Quarterly (ABS SALM) Mar 2026 7 months ago headline measures · 2021 Census baseline
Unemployment and labour force from ABS Small Area Labour Markets, current to Mar 2026. The growth outlook applies Department of Employment (now Jobs and Skills Australia) forecasts for all 19 industry divisions to the local industry mix, so it measures sector composition rather than local expansion and makes no allowance for population growth. Job demand comes from the same agency via its Internet Vacancy Index; industry and occupation structure from the 2021 Census.
Education ABS, ACARA Annual (ACARA) Sep 2026 last month headline measures · 2021 Census baseline
Transport ABS, State Transport Departments Each timetable release Jul 2026 3 months ago headline measures · 2021 Census baseline
Services & amenities Provider directories, ACECQA Continuous Sep 2026 last month all 14 measures
Annual and financial-year sources 2 sections
Income ABS, ATO Annual (ATO) FY 2023 3 years ago headline measures · 2021 Census baseline
ATO taxable income statistics for FY 2023, indexed forward using the Wage Price Index. Census household income provides the distribution detail.
Health ABS, ATO Annual 2024 2 years ago headline measures · 2021 Census baseline
Census-measured — next update: 2026 Census 3 sections No more current small-area source exists for these, so they are labelled as Census-measured rather than implied to be current.
Housing ABS 5-yearly (Census) 2021 Census next update 2026 all 30 measures
Households ABS 5-yearly (Census) 2021 Census next update 2026 all 18 measures
Cultural diversity ABS, Geoscience Australia 5-yearly (Census) 2021 Census next update 2026 all 44 measures

"Currency" is the most recent release feeding that section. Where the Census supplies the structural baseline underneath a current headline figure, the row says so.

How the numbers are built

Population

The Census provides the small-area baseline, aggregated from mesh blocks to this boundary. It is then re-based to the ABS Estimated Resident Population (June 2025 release), and new dwellings built since Census night are counted from address data — 243 validated new addresses here. The headline figure is therefore a current estimate for Aug 2026, not a 2021 count (14,407 at the 2021 Census → 15,043 now). Annual growth rates are compound (CAGR), not simple averages.

Age profile

Cohort shares are not raw Census counts. Every cohort is held as a pair — the Census baseline and a current estimate — and the split is re-based using ERP and state population projections, current to Aug 2026. Median age is the Census median plus modelled change since. Charts that show both are labelled "2021 Census vs Current Estimate".

Property sales

Sourced from the state valuation authority's sales register — current, not Census, and refreshed weekly. Medians are calculated from settled transactions in the period shown; periods with very low transaction counts are flagged or suppressed, because a handful of sales can move a median substantially.

Rents

Derived from state rental bond lodgement data, by dwelling type and bedroom count. Bonds are lodged at the start of a new tenancy, so this reflects new lettings, not the whole rented stock.

Development & infrastructure

Building approvals come from current ABS releases; development applications are collected from council and state planning portals; the infrastructure pipeline is compiled from Infrastructure Australia and local government sources. Applications are matched to this boundary by address or coordinates, so very recent lodgements may not yet appear.

Employment & income

Industry and occupation structure comes from the Census, but the headline labour-market indicators do not. Unemployment and labour force are derived from ABS Small Area Labour Markets (quarterly). The employment outlook applies Department of Employment forecasts for all 19 industry divisions to this area's own industry mix (the agency is now Jobs and Skills Australia), as does the Internet Vacancy Index used for job demand. Because it is weighted on industry composition alone, that outlook carries no allowance for local population growth — in fast-growing areas the real rise in local jobs will typically be higher. Income combines Census household income with ATO taxable-income statistics for FY 2023, indexed forward using the Wage Price Index.

Education, transport & amenities

School enrolments, ICSEA and performance come from ACARA's current release, not the Census. Public transport stops and service frequency are derived from GTFS timetable feeds published by state transport departments. Services and amenities are proximity and count scores built from provider directories, refreshed on their own cycle. The Census contributes only the travel-to-work and qualification measures.

Rankings and benchmarks. Where we rank this area, the comparison set is every area of the same boundary type — suburbs against suburbs, SA2s against SA2s. Benchmarks compare this area against its greater capital city region and the national figure for the same measure and period.

Limits worth knowing. Small areas carry larger error margins, and the ABS introduces small random adjustments to Census counts to protect confidentiality — so totals may not sum exactly. Estimates re-based from regional data describe the area's expected trajectory, not a direct count of it. Figures are indicative for research and are not financial, planning or valuation advice.

Cross-check us. The Census baseline for this boundary is at ABS 2021 Census QuickStats (SAL22792). QuickStats reports 2021 only — the figures on this page are more current wherever the ledger shows a later date.

Common questions about this page

How do Williamstown (Vic.) suburb boundaries differ from Statistical Areas?
This page uses Suburbs and Localities (SAL) boundaries (suburb-style geography). SAL represents commonly-known suburb names used in addresses, while Statistical Areas (SA2) are designed for census/statistical reporting. Even when sharing the same name, SAL and SA2 boundaries often cover different geographic areas with different populations.
Where does the data on this Williamstown (Vic.) page come from?
AreaSearch compiles this page from official and industry sources — including ABS, Geoscience Australia, Valuer General, Provider directories, DEWR, JSA, State Transport Departments and ACARA — then aggregates them to the boundary shown and calculates the rankings, growth rates and benchmarks itself. Property sales come from the state valuation authority, rents from state rental bond lodgements, development applications from council and state planning portals, school data from ACARA, and public transport from state transport departments.
Is the Williamstown (Vic.) data on this page just from the 2021 Census?
No. Most of this page is maintained well beyond the Census. Sourced entirely from current releases: development & approvals (Aug 2026), property sales & rents (Oct 2026), infrastructure projects (May 2026) and services & amenities (Sep 2026). Built on a Census baseline but carrying newer measures on top: population (to Aug 2026), age profile (to Aug 2026), employment (to Mar 2026), income (to FY 2023), education (to Sep 2026), transport (to Jul 2026) and health (to 2024). Population and age cohorts in particular are re-based to the latest ABS Estimated Resident Population rather than left at 2021 counts. Only housing, households and cultural diversity remain wholly Census-based, because no more current small-area dataset exists for those measures.

Nearby Areas