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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.
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2021 Census | -- people
Sales Activity
Curious about local property values? Filter the chart to assess the volume and appreciation (including resales) trends and regional comparisons, or scroll to the map below view this information at an individual property level.
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Population
Colyton has seen population growth performance typically on par with national averages when looking at short and medium term trends
The estimated population of the suburb of Colyton is around 9,187 as of May 2026. This figure reflects an increase of 417 people since the 2021 Census, which reported a population of 8,770 people. The change is inferred from AreaSearch's estimation of the resident population at 9,171 following examination of the latest ERP data release by the ABS in June 2025 and an additional 20 validated new addresses since the Census date. This level of population results in a density ratio of 2,767 persons per square kilometer, placing Colyton in the upper quartile relative to national locations assessed by AreaSearch. The suburb's 4.8% growth since census positions it within 0.6 percentage points of the SA3 area (5.4%), indicating competitive growth fundamentals. Natural growth contributed approximately 53.0% of overall population gains during recent periods.
AreaSearch is adopting ABS/Geoscience Australia projections for each SA2 area, released in 2024 with a base year of 2022. For areas not covered by this data, AreaSearch utilises NSW State Government's SA2 level projections, released in 2022 with a base year of 2021. Growth rates by age group from these aggregations are applied to all areas for years 2032 to 2041. According to demographic trends and aggregated SA2-level projections, the suburb is expected to expand by 1,281 persons to 2041, reflecting an increase of 13.8% in total over the 16 years.
Frequently Asked Questions - Population
Development
AreaSearch analysis of residential development drivers sees Colyton recording a relatively average level of approval activity when compared to local markets analysed countrywide
AreaSearch analysis of ABS building approval numbers shows Colyton had around 28 dwelling approvals annually over the past five financial years, totalling an estimated 142 homes. In FY-26 so far, 27 approvals have been recorded. This indicates an average of approximately 2.5 new residents per year for each dwelling between FY-21 and FY-25, suggesting healthy demand which should support property values. The average construction cost value of new homes is $177,000, lower than regional levels, offering more affordable housing choices.
Commercial development approvals in Colyton this financial year totalled $561,000, reflecting the area's residential nature. Compared to Greater Sydney, Colyton has around two-thirds the rate of new dwelling approvals per person and ranks among the 50th percentile nationally, indicating market maturity and possible development constraints. New building activity comprises 58.0% detached dwellings and 42.0% townhouses or apartments, marking a significant shift from existing housing patterns (currently 95.0% houses), likely due to diminishing developable land availability and evolving lifestyle preferences. Colyton's population density is around 323 people per approval, reflecting a low-density area. Future projections estimate Colyton will add 1,265 residents by 2041.
Construction pace is maintaining with projected growth, but buyers may face increasing competition as population grows.
Frequently Asked Questions - Development
Development applications around Colyton
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SOURCE: Planning portals and council registers, compiled by AreaSearch. Distance & bearing measured from the suburb midpoint.
Infrastructure
Colyton has very high levels of nearby infrastructure activity, ranking in the top 10% nationally
Seven projects are identified by AreaSearch as potentially impacting the area. Key projects include M12 Motorway, Western Sydney Aerotropolis Infrastructure and Development, Orchard Hills State-led Rezoning Proposal (Stage 1), and Colyton Village Estate.
Professional plan users can use the search below to filter and access additional projects.
INFRASTRUCTURE SEARCH
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Frequently Asked Questions - Infrastructure
Western Sydney Aerotropolis Infrastructure and Development
An 11,200-hectare economic and urban transformation precinct on the doorstep of the new Western Sydney International (Nancy-Bird Walton) Airport. The Aerotropolis is being delivered through a coordinated $28 billion-plus government investment by the NSW and Australian Governments in enabling infrastructure, alongside private sector proposals which had grown to around $33 billion by December 2025 and continue to climb. Anchor projects include Bradfield City Centre (114 hectares with 10,000 future homes and 20,000 jobs), the Advanced Manufacturing Readiness Facility (AMRF), the toll-free M12 Motorway which opened on 14 March 2026, the Sydney Metro Western Sydney Airport line (now expected to open mid-to-late 2027 with a free interim bus service from 5 July 2026), and major upgrades to Mamre Road, Elizabeth Drive and Fifteenth Avenue. Sydney Water is delivering the Upper South Creek Advanced Water Recycling Centre and progressing the Aerotropolis Integrated Stormwater Schemes for the Wianamatta Badgerys, Cosgroves and Duncans Mulgoa catchments, with finalisation in early 2026 and Development Servicing Plan exhibition in Q2 2026. Bradfield Central Park construction is due to begin in the second half of 2026, with FDC Construction & Fitout appointed as head contractor in early 2026. The precinct is targeting more than 100,000 long-term jobs across advanced manufacturing, freight and logistics, aerospace and defence, agribusiness, healthcare, education and research.
Sydney Metro - Western Sydney Airport
A 23-kilometre driverless metro railway connecting St Marys to the new Western Sydney International (Nancy-Bird Walton) Airport and Bradfield City Centre via twin tunnels and elevated viaducts. The line includes six new stations: St Marys (interchange with the T1 Western Line), Orchard Hills, Luddenham, Airport Business Park, Airport Terminal, and Bradfield. As of early 2026 the project is in advanced construction, with platform installation complete at Bradfield Station and progressing at Airport Business Park and Orchard Hills. Track laying is underway between Luddenham and St Marys, with more than 6,400 tonnes of Australian-made rail steel to be installed across the alignment by mid-2026. The Stations, Systems, Trains, Operations and Maintenance package is being delivered by the Parklife Metro consortium, which will operate and maintain the line for 15 years. Twelve three-car Siemens Inspiro driverless trains will run on the line. Passenger services were originally targeted for late 2026 to coincide with the airport opening on 26 October 2026, however government and contractor advice now indicates the line will open in mid-to-late 2027 (with April 2027 the earliest date publicly reported). A free interim WSI Link bus service between St Marys and the airport is running until the metro opens. The project is supporting more than 14,000 jobs during construction.
Mount Druitt Town Centre Renewal and WSIG Projects
Blacktown City Council is delivering a major Mount Druitt town centre renewal program funded through the NSW Government Western Sydney Infrastructure Grants program. Current works include the $40.6 million renewal of Mount Druitt Swimming Centre, where construction has commenced after the centre closed on 27 January 2026, and the $26.8 million revitalisation of Mount Druitt Hub, planned to start construction in early to mid 2026 and open in late 2027. The program also includes a new First Nations Cultural Hub, public garden, public domain and access improvements, and planning changes for a new developable mixed-use site in Mount Street to support the Mount Druitt Town Centre Masterplan.
St Marys Town Centre Master Plan
A 20-year strategic framework for the renewal of St Marys Town Centre, formally endorsed by Penrith City Council on 3 March 2025. New planning controls came into effect on 6 February 2026 via the State Environmental Planning Policy Amendment (St Marys Town Centre) 2026 and amendments to the Penrith Local Environmental Plan 2010, followed by amendments to Chapter E15 of the Penrith Development Control Plan 2014 on 11 February 2026. The Master Plan facilitates around 9,307 new dwellings and 8,360 new jobs by 2041, with the population projected to grow from 3,500 to 25,500. It leverages the new Sydney Metro - Western Sydney Airport station and includes the multi-million-dollar St Marys Central Park (amalgamating Coachmans and Kokoda Parks), a new civic precinct with library and community hub, upgraded active transport links, public domain improvements, stormwater works and a 24-hour commercial core. A Section 7.12 Development Contributions Plan with a 4 percent levy will fund over 235 million dollars of supporting local infrastructure.
St Marys Station Upgrade and Metro Integration
A major transport interchange project integrating the existing T1 Western Line with the new Sydney Metro Western Sydney Airport line. Key features include a new underground metro station, a 55-metre-long pedestrian concourse and footbridge, a northern pedestrian plaza, and a multi-storey commuter car park with over 250 additional spaces. The project serves as a vital gateway for the Western Parkland City, providing seamless transfers between suburban rail, metro, and bus services.
Mount St Mount Druitt
A major mixed-use urban renewal precinct designed as a 'village of buildings' to transform the Mount Druitt CBD. The development features approximately 900 residential apartments across four towers reaching heights of up to 80m. The proposal includes a large-scale shopping mall, a new public town square, and a through-site retail link connecting Mount Street to the Mount Druitt Town Centre Reserve. While initially slated for a 2022 commencement, the project remains in the planning and pre-construction phase as of mid-2026, aligning with Blacktown City Council's broader Mount Druitt to Toongabbie Corridor Strategy.
M12 Motorway
16-kilometre east-west motorway connecting the M7 Motorway at Cecil Hills to The Northern Road at Luddenham, providing direct access to Western Sydney International Airport. Features a four-lane divided motorway with provision for up to six lanes, multiple bridges, interchanges, and a shared user path.
Erskine Park Employment Area (EPEA) Expansion
The Erskine Park Employment Area expansion is a major industrial and logistics precinct in Western Sydney, delivering more than 300 hectares of new employment land between Lenore Drive, Templar Road and the M4 and M7 motorways. The area has been progressively developed into modern estates such as Erskine Park Industrial Estate, Westpark Industrial Estate and Interlink Distribution Centre, providing large scale warehouse, distribution and light industrial facilities supported by upgraded roads, trunk services and biodiversity corridors. Most of the employment land is now developed or committed, with ongoing construction, fitout and subdivision focused on the remaining undeveloped lots and new purpose built facilities for logistics, manufacturing and food production tenants.
Employment
Employment drivers in Colyton are experiencing difficulties, placing it among the bottom 20% of areas assessed across Australia
Colyton has a balanced workforce consisting of white and blue collar jobs, with manufacturing and industrial sectors well-represented. Its unemployment rate is 5.9%, according to AreaSearch's aggregation of statistical area data. As of December 2025, 4119 residents are employed, while the unemployment rate stands at 6.9% compared to Greater Sydney's 4.2%.
Workforce participation in Colyton is 59.3%, lower than Greater Sydney's 68.8%. A moderate 24.0% of residents work from home, though Covid-19 lockdown impacts are noticeable. Employment is concentrated in health care & social assistance, retail trade, and construction sectors. Notably, transport, postal & warehousing employs 2.1 times the regional average.
In contrast, professional & technical services employ only 3.9% of local workers, below Greater Sydney's 11.5%. The area appears to offer limited local employment opportunities. Between December 2024 and December 2025, Colyton's labour force decreased by 4.6%, with employment decreasing by 4.0%, leading to a fall in unemployment rate of 0.6 percentage points. In comparison, Greater Sydney saw employment growth of 2.2% and labour force growth of 2.3%, with marginal unemployment increase. Jobs and Skills Australia's national employment forecasts from May-25 project national employment growth at 6.6% over five years and 13.7% over ten years. Applying these projections to Colyton's employment mix suggests local employment should grow by 6.1% over five years and 12.8% over ten years, though this is a simplified extrapolation for illustrative purposes only.
Frequently Asked Questions - Employment
Income
Income levels sit below national averages according to AreaSearch assessment
AreaSearch's aggregation of the latest postcode level ATO data released for financial year 2023 shows that Colyton had a median income among taxpayers of $51,775 and an average level of $56,048. Both figures are below the national average. In Greater Sydney, these levels stand at $60,817 and $83,003 respectively. Based on Wage Price Index growth of 10.32% since financial year 2023, current estimates for Colyton would be approximately $57,118 (median) and $61,832 (average) as of March 2026. Census data indicates that household, family, and personal incomes in Colyton rank modestly, between the 30th and 37th percentiles. Income analysis reveals that the $1,500 - 2,999 bracket dominates with 35.7% of residents (3,279 people), reflecting a pattern seen regionally where 30.9% similarly occupy this range. Housing affordability pressures are severe in Colyton, with only 80.1% of income remaining, ranking at the 34th percentile.
Frequently Asked Questions - Income
Housing
Colyton is characterized by a predominantly suburban housing profile, with ownership patterns similar to the broader region
Colyton's dwelling structure, as per the latest Census, consisted of 95.1% houses and 4.9% other dwellings (semi-detached, apartments, 'other' dwellings), compared to Sydney metro's 55.9% houses and 44.1% other dwellings. Home ownership in Colyton stood at 26.8%, with mortgaged dwellings at 39.5% and rented ones at 33.7%. The median monthly mortgage repayment was $1,950, lower than Sydney metro's average of $2,427. Median weekly rent in Colyton was $380, higher than the national average of $375 but below Sydney metro's $470. Nationally, Colyton's mortgage repayments were higher than the Australian average of $1,863.
Frequently Asked Questions - Housing
Household Composition
Colyton has a typical household mix, with a higher-than-average median household size
Family households constitute 75.7% of all households, including 34.1% couples with children, 20.9% couples without children, and 19.2% single parent families. Non-family households account for the remaining 24.3%, with lone person households at 21.8% and group households comprising 2.8%. The median household size is 2.8 people, larger than the Greater Sydney average of 2.7.
Frequently Asked Questions - Households
Local Schools & Education
Colyton faces educational challenges, with performance metrics placing it in the bottom quartile of areas assessed nationally
The area's university qualification rate is 12.8%, significantly lower than Greater Sydney's average of 38.0%. Bachelor degrees are the most common at 9.4%, followed by postgraduate qualifications (2.4%) and graduate diplomas (1.0%). Vocational credentials are prevalent, with 35.9% of residents aged 15+ holding them, including advanced diplomas (8.7%) and certificates (27.2%). Educational participation is high at 31.3%, with 11.4% in primary education, 9.3% in secondary education, and 3.8% pursuing tertiary education.
Educational participation is notably high, with 31.3% of residents currently enrolled in formal education. This includes 11.4% in primary education, 9.3% in secondary education, and 3.8% pursuing tertiary education.
Frequently Asked Questions - Education
Schools Detail
Nearby Services & Amenities
Transport
Transport servicing is good compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility
Colyton's public transport analysis indicates 62 operational stops serving a mix of bus routes. These stops are covered by 24 individual routes, facilitating 1,956 weekly passenger trips in total. Transport accessibility is deemed excellent, with residents on average situated 160 meters from the nearest stop. In this predominantly residential area, outward commuting dominates, with cars being the primary mode at 89%, while train usage stands at 6%. The average vehicle ownership per dwelling is 1.4, surpassing regional averages. According to the 2021 Census, 24.0% of residents work from home, a figure potentially influenced by COVID-19 conditions.
Across all routes, service frequency averages 279 trips daily, equating to roughly 31 weekly trips per individual stop.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
Health performance in Colyton is well below average with prevalence of common health conditions notable across both younger and older age cohorts
Colyton faces significant health challenges, as indicated by AreaSearch's assessment of mortality rates and chronic condition prevalence. Both younger and older age groups exhibit high prevalence of common health conditions. Approximately 49% (~4,514 people) have private health cover, lower than Greater Sydney's 59.9% and the national average of 55.7%.
The most prevalent medical conditions are asthma (8.4%) and arthritis (8.0%). However, 67.7% of residents report being completely free from medical ailments, compared to 74.6% in Greater Sydney. Working-age residents show a higher-than-average prevalence of chronic health conditions. The area has 15.0% of residents aged 65 and over (1,378 people). Health outcomes among seniors present some challenges, largely aligning with national rankings for the general population.
Frequently Asked Questions - Health
Cultural Diversity
Colyton was found to be more culturally diverse than the vast majority of local markets in Australia, upon assessment of a range of language and cultural background related metrics
Colyton's population showed high cultural diversity, with 30.1% born overseas and 29.9% speaking a language other than English at home. Christianity was the predominant religion, comprising 59.2%. Islam's representation in Colyton was higher at 7.3%, compared to Greater Sydney's 6.8%.
In terms of ancestry, Australian (22.9%) and English (19.9%) were the top groups, with 'Other' at 16.0%. Samoan (2.0%), Maltese (2.4%), and Lebanese (2.5%) groups showed notable divergences from regional averages.
Frequently Asked Questions - Diversity
Age
Colyton's population is slightly younger than the national pattern
Colyton's median age at 36 years is nearly matching Greater Sydney's average of 37, which is slightly below Australia's median age of 38. Compared to Greater Sydney, Colyton has a higher proportion of residents aged 5-14 (13.4%) but fewer residents aged 25-34 (13.8%). Between the 2021 Census and now, the proportion of residents aged 75-84 has grown from 4.4% to 5.6%, while the proportion of those aged 5-14 has declined from 14.1%. By 2041, demographic modeling suggests that Colyton's age profile will significantly evolve. The 75-84 cohort is projected to grow by 46%, adding 237 residents to reach 752. Residents aged 65 and above are expected to drive 50% of population growth, highlighting demographic aging trends. Conversely, the 35-44 age group is projected to decline by 4 people.