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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.
est. as @ -- *
2021 Census | -- people
Sales Activity
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Sales Detail
Population
An assessment of population growth drivers in Mortlake reveals an overall ranking slightly below national averages considering recent, and medium term trends
As of Feb 2026, Mortlake's population is estimated at around 1,568. This reflects a growth from the 2021 Census figure of 1,477 people, an increase of 91 (6.2%). The change was inferred from AreaSearch's estimate of resident population based on latest ERP data release by ABS in June 2024 and validation of seven new addresses since the Census date. This results in a density ratio of 4.4 persons per square kilometer. Mortlake's growth exceeded the SA4 region's 4.5%, making it a growth leader. Natural growth contributed approximately 39% to overall population gains recently, with all migration factors also positive.
AreaSearch uses ABS/Geoscience Australia projections for each SA2 area released in 2024 with 2022 as the base year, and VIC State Government's Regional/LGA projections adjusted employing weighted aggregation method for areas not covered by ABS data. For years 2032 to 2041, projections indicate a decline in population, expecting a decrease of 374 persons by 2041 according to this methodology.
Frequently Asked Questions - Population
Development
Residential development activity is lower than average in Mortlake according to AreaSearch's national comparison of local real estate markets
Mortlake has averaged three development approvals per year between 2016 and 2020 inclusive, totalling 19 approvals. This low level of activity reflects the rural nature of the area, with development primarily driven by local housing needs rather than broader market demand. Due to the small number of approvals, yearly growth figures may vary significantly based on individual projects.
Mortlake's development levels are substantially lower compared to the rest of Victoria and below national averages. Recent building activity has consisted solely of detached dwellings, aligning with rural living preferences for space and privacy. As of 2021, the estimated population per dwelling approval is 426 people. Population projections indicate stability or decline in Mortlake, suggesting reduced housing demand pressures, which may benefit potential buyers.
With population projections showing stability or decline, Mortlake should see reduced housing demand pressures, benefiting potential buyers.
Frequently Asked Questions - Development
Infrastructure
Mortlake has emerging levels of nearby infrastructure activity, ranking in the 39thth percentile nationally
Changes to local infrastructure significantly influence an area's performance. AreaSearch has identified eight projects likely impacting the area. Key projects include Mortlake Service Station and Rural Store, Mortlake Energy Hub, Mt Fyans Wind Farm, and Mortlake Recreation Reserve Changerooms. The following details those most relevant:.
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INFRASTRUCTURE SEARCH
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Frequently Asked Questions - Infrastructure
Victorian Renewable Energy Zones
VicGrid is coordinating the staged development of six onshore Renewable Energy Zones (REZs) and a Gippsland Shoreline zone. The 2025 Victorian Transmission Plan identifies indicative REZ locations and the nearly 800km of transmission upgrades required to connect 25GW of new wind, solar, and storage by 2035. The plan balances infrastructure needs with impacts on agriculture, Traditional Owners, and the environment. Formal declaration of the first five zones is anticipated in early 2026, followed by a competitive access regime for developers.
Hexham Wind Farm
Proposed onshore wind farm in south-west Victoria by Wind Prospect (Hexham Wind Farm Pty Ltd). Current design is up to 106 turbines (to ~260 m tip height) with an on-site terminal station and Battery Energy Storage System (BESS). The project is preparing an Environment Effects Statement (EES) following final scoping requirements issued in September 2024. Developer materials indicate ~2,559 GWh annual generation, ~515,000 households powered and ~1.88 million tonnes CO2 abated each year. Project timeline on the developer site shows environmental/planning approvals underway now, construction and commissioning targeted for 2027-2029, and operations commencing from 2029, subject to approvals.
Mortlake Battery Project
Origin Energy's large-scale battery energy storage system (BESS) at Mortlake Power Station, with a capacity of 300MW/650MWh. The project involves construction in three phases, connecting to the 500kV network, and is part of the Victorian South-West REZ V4. The battery will help stabilise the grid and support the integration of more renewable energy by charging during the day when renewable sources are plentiful and discharging during peak periods. It utilises grid-forming inverters supplied by SMA and is being constructed by Fluence Energy. Commissioning is anticipated in late 2026 with an investment of approximately $400 million. The project has received funding from ARENA as part of its Large Scale Battery Storage Funding Round.
Regional Housing Fund (Victoria)
A $1 billion Homes Victoria program delivering around 1,300 new social and affordable homes across at least 30 regional and rural LGAs, using a mix of new builds, purchases in new developments, renewals and refurbishments. Delivery commenced in late 2023 with early completions recorded; overall fund completion is targeted for 2028.
Mortlake Service Station and Rural Store
Proposed construction of a Liberty petrol station and an Elders Rural Store and trade supplies, located on former agricultural land. The project aims to provide important services and support the economic vitality of Moyne Shire and Mortlake.
Mortlake Energy Hub
BrightNight's $700 million integrated hybrid renewable energy project, combining a 360 MW solar generation facility with a 300 MW Battery Energy Storage System. It is set to become Victoria's largest hybrid renewable energy project, capable of powering nearly 140,000 homes.
Mt Fyans Wind Farm
The Mt Fyans Wind Farm, set to be in Victoria's Southwest Renewable Energy Zone, will feature 81 turbines, generate 400 MW, and include 18 km of transmission lines. Starts 2024, operational by 2026.
Mortlake Recreation Reserve Changerooms
Construction of new female-friendly changerooms at the Mortlake Recreation Reserve (DC Farran Oval) to benefit all users of the sports complex.
Employment
While Mortlake retains a healthy unemployment rate of 3.8%, recent employment declines have impacted its national performance ranking
Mortlake's workforce spans diverse sectors and has an unemployment rate of 3.8%, according to AreaSearch data aggregation. As of December 2025650 residents are employed with an unemployment rate of 3.9%. Workforce participation is lower at 55.3% compared to Regional Vic.'s 61.5%.
A moderate 15.5% work from home. Dominant sectors include agriculture, forestry & fishing, health care & social assistance, and retail trade. Agriculture, forestry & fishing employs 3.3 times more residents than the regional level. Manufacturing employs 4.9%, below Regional Vic.'s 7.7%.
The area offers limited local employment opportunities as Census data shows fewer working residents than population. Over a 12-month period ending in May-25, labour force decreased by 6.8% and employment by 7.3%, raising unemployment rate by 0.5 percentage points. National employment forecasts from Jobs and Skills Australia project growth of 6.6% over five years and 13.7% over ten years. Applying these projections to Mortlake's employment mix suggests local employment should increase by 5.6% over five years and 12.2% over ten years, though this is a simple extrapolation for illustrative purposes only.
Frequently Asked Questions - Employment
Income
Income metrics place the area in the bottom 10% of locations nationally according to AreaSearch analysis
According to AreaSearch's aggregation of the latest postcode level ATO data released for financial year ending June 2023, Mortlake had a median income among taxpayers of $35,757. The average income stood at $42,811. This is below the national average. In Regional Vic., the median and average incomes were $50,954 and $62,728 respectively. Based on Wage Price Index growth of 8.25% from financial year ending June 2023 to September 2025, current estimates for Mortlake would be approximately $38,707 (median) and $46,343 (average). From the Census conducted in August 2021, incomes in Mortlake fell between the 2nd and 8th percentiles nationally. The income bracket of $400 - 799 dominated with 31.7% of residents. This contrasts with the surrounding region where the $1,500 - 2,999 bracket led at 30.3%. Economic circumstances showed widespread financial pressure, with 40.1% of households having weekly budgets below $800. Despite modest housing costs, with 88.9% of income retained, total disposable income ranked at just the 6th percentile nationally.
Frequently Asked Questions - Income
Housing
Mortlake is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership
Mortlake's dwelling structure, as per the latest Census, consisted of 97.7% houses and 2.3% other dwellings (semi-detached, apartments, 'other' dwellings), compared to Regional Vic.'s 90.1% houses and 9.9% other dwellings. Home ownership in Mortlake stood at 49.4%, with mortgaged dwellings at 31.7% and rented ones at 18.9%. The median monthly mortgage repayment was $932, lower than Regional Vic.'s average of $1,430. Median weekly rent in Mortlake was recorded at $220, compared to Regional Vic.'s $285. Nationally, Mortlake's mortgage repayments were significantly lower than the Australian average of $1,863, and rents were substantially below the national figure of $375.
Frequently Asked Questions - Housing
Household Composition
Mortlake features high concentrations of lone person households, with a lower-than-average median household size
Family households comprise 63.2% of all households, including 18.4% couples with children, 32.0% couples without children, and 11.0% single parent families. Non-family households account for the remaining 36.8%, with lone person households at 35.1% and group households comprising 1.5%. The median household size is 2.2 people, smaller than the Regional Vic. average of 2.4.
Frequently Asked Questions - Households
Local Schools & Education
Educational outcomes in Mortlake fall within the lower quartile nationally, indicating opportunities for improvement in qualification attainment
The area's university qualification rate is 15.2%, significantly lower than Victoria's average of 33.4%. Bachelor degrees are the most common at 11.4%, followed by postgraduate qualifications (2.3%) and graduate diplomas (1.5%). Vocational credentials are prevalent, with 39.6% of residents aged 15+ holding them. Advanced diplomas account for 11.0% and certificates for 28.6%.
Educational participation is high at 26.5%, including 11.1% in primary education, 8.2% in secondary education, and 1.7% pursuing tertiary education.
Frequently Asked Questions - Education
Schools Detail
Nearby Services & Amenities
Transport
Transport servicing is very low compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility
Mortlake has four active public transport stops served by three different routes, offering a total of nine weekly passenger trips. Residents enjoy good transport accessibility, with an average distance of 328 meters to the nearest stop. The area is predominantly residential, with outward commuting being the norm. Car remains the primary mode of transportation for 91% of residents, while 7% walk. On average, there are 1.6 vehicles per dwelling. According to the 2021 Census, 15.5% of residents work from home, which may be influenced by COVID-19 conditions.
The service frequency averages one trip per day across all routes, resulting in approximately two weekly trips per individual stop.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
Health performance in Mortlake is well below average with prevalence of common health conditions notable across both younger and older age cohorts
Mortlake faces significant health challenges, as indicated by AreaSearch's assessment. Mortality rates and chronic condition prevalence are high across both younger and older age groups. Private health cover is low, at approximately 44% of the total population (around 688 people), compared to Regional Vic.'s 50.5% and the national average of 55.7%.
The most prevalent medical conditions are arthritis (11.1%) and mental health issues (9.7%). Around 60.8% of residents report no medical ailments, slightly lower than Regional Vic.'s 63.4%. Working-age population health is particularly challenging due to high chronic condition rates. Mortlake has a higher proportion of seniors (28.0%, around 439 people) compared to Regional Vic.'s 23.9%. Senior health outcomes align with national rankings, presenting some challenges.
Frequently Asked Questions - Health
Cultural Diversity
The latest Census data sees Mortlake placing among the least culturally diverse areas in the country when compared across a range of language and cultural background related metrics
Mortlake's cultural diversity was found to be below average, with 88.7% of its population being Australian citizens, born in Australia (90.9%), and speaking English only at home (97.0%). Christianity was the predominant religion in Mortlake, comprising 54.4% of the population. However, Judaism was overrepresented at 0.4%, compared to Regional Vic's 0.1%.
The top three ancestry groups were English (35.6%), Australian (31.6%), and Scottish (10.3%). Notably, Irish ancestry was overrepresented in Mortlake at 9.9% compared to the regional average of 9.7%, Dutch at 1.5% vs 1.7%, and Serbian at 0.3% vs 0.2%.
Frequently Asked Questions - Diversity
Age
Mortlake hosts an older demographic, ranking in the top quartile nationwide
Mortlake's median age is 48 years, which is significantly older than Regional Vic.'s median of 43 years and the Australian median of 38 years. The age profile shows that residents aged 65-74 years are particularly prominent at 15.2%, while those aged 45-54 years make up a smaller proportion at 9.8% compared to Regional Vic.. This concentration of 65-74 year-olds is well above the national average of 9.5%. Post-2021 Census data shows that younger residents have shifted the median age down by 1 year to 48 years. Notably, the 35 to 44 age group has grown from 8.9% to 11.9%, and the 25 to 34 cohort has increased from 9.8% to 11.4%. Conversely, the 55 to 64 cohort has declined from 14.7% to 12.7%, and the 45 to 54 age group has dropped from 11.4% to 9.8%. Population forecasts for Mortlake in 2041 indicate significant demographic changes, with the strongest projected growth in the 85+ cohort at -14%, adding approximately -8 residents to reach around 50. Both the 85+ and 0 to 4 age groups are expected to see reduced numbers.