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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
Colebee lies within the top 10% of areas nationally in terms of population growth performance according to AreaSearch analysis of short and medium-term trends
Based on analysis of ABS population updates for the broader area, and new addresses validated by AreaSearch since the Census, Colebee's population is estimated at around 6,009 as of Nov 2025. This reflects an increase of 1,095 people (22.3%) since the 2021 Census, which reported a population of 4,914 people. The change is inferred from the resident population of 6,008 estimated by AreaSearch following examination of the latest ERP data release by the ABS in June 2024 and an additional 137 validated new addresses since the Census date. This level of population equates to a density ratio of 1,726 persons per square kilometer, which is above the average seen across national locations assessed by AreaSearch. Colebee's growth of 22.3% since the 2021 census exceeded the state (7.6%) and metropolitan area, marking it as a growth leader in the region. Population growth for the area was primarily driven by interstate migration contributing approximately 75.0% of overall population gains during recent periods, although all drivers including natural growth and overseas migration were positive factors.
AreaSearch is adopting ABS/Geoscience Australia projections for each SA2 area released in 2024 with 2022 as the base year. For areas not covered by this data, AreaSearch utilises NSW State Government's SA2 level projections released in 2022 with 2021 as the base year. Growth rates by age group from these aggregations are applied to all areas for years 2032 to 2041. Considering projected demographic shifts, exceptional growth is predicted over this period with Colebee expected to increase by 4,689 persons to 2041 based on aggregated SA2-level projections, reflecting an increase of 92.5% in total over the 17 years.
Frequently Asked Questions - Population
Development
AreaSearch assessment of residential development activity positions Colebee among the top 25% of areas assessed nationwide
AreaSearch analysis of ABS building approval numbers shows Colebee recorded around 106 residential properties granted approval each year. Over the past five financial years, from FY21 to FY25, approximately 534 homes were approved, with an additional 13 approved so far in FY26. This results in an average of 6.3 new residents per dwelling constructed annually over these five years.
The demand significantly exceeds new supply, typically leading to price growth and increased buyer competition. The average construction cost value for new homes is $495,000, indicating a focus on the premium segment with upmarket properties.
Commercial approvals this financial year totaled $23,000, suggesting a predominantly residential focus. New building activity comprises 92.0% standalone homes and 8.0% townhouses or apartments, maintaining Colebee's traditional suburban character with a focus on family homes appealing to those seeking space. The area has approximately 597 people per dwelling approval, demonstrating an established market. Looking ahead, Colebee is expected to grow by 5,559 residents through to 2041, according to the latest AreaSearch quarterly estimate. Development is keeping pace with projected growth, though buyers may face increasing competition as the population expands.
Frequently Asked Questions - Development
Infrastructure
Colebee has very high levels of nearby infrastructure activity, ranking in the top 10% nationally
Changes in local infrastructure significantly affect an area's performance. AreaSearch has identified 12 projects that could impact the area. Notable ones include Newpark, Stockland Elara Masterplanned Community, Marsden Park Strategic Town Centre, and Sydney Metro - Tallawong to St Marys Extension. The following list details those most relevant.
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INFRASTRUCTURE SEARCH
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Frequently Asked Questions - Infrastructure
Securing Our Water Supply - Quakers Hill to Prospect (Purified Recycled Water Scheme)
Sydney Water is delivering advanced treatment upgrades at the Quakers Hill Water Resource Recovery Facility and a new Purified Recycled Water (PRW) plant. The scheme involves treating water using ultrafiltration, reverse osmosis, and advanced oxidation to meet strict drinking standards, then transferring it via a new pipeline to Prospect Reservoir. This project is a key climate-resilient water security initiative for Greater Sydney, designed to supplement the city's drinking water supply regardless of rainfall and support future population growth.
Sydney Metro - Tallawong to St Marys Extension
Proposed 20km metro rail extension connecting Tallawong Station to St Marys Station via Marsden Park and Schofields. The project is in the final business case development phase as of 2026, with a protected corridor already gazetted to support growth in the North West Priority Growth Area. It will provide a critical link between the Metro North West line and the Sydney Metro Western Sydney Airport line, facilitating a 30-minute city model for Greater Western Sydney.
Marsden Park Precinct
A major masterplanned precinct within Sydney's North West Growth Area. The project is delivering approximately 10,300 new dwellings across a 652-hectare site. Key features include a new strategic town centre, two village centres, 108 hectares of open space, and significant road upgrades to Richmond Road. The precinct is designed to support over 3,000 jobs and includes multiple schools such as Marsden Park Public School and St Luke's Catholic College. While residential subdivisions are well advanced, recent planning updates in 2025-2026 focus on the Marsden Park North expansion and the finalisation of the Strategic Town Centre masterplan to address updated flood resilience standards.
Marsden Park Strategic Town Centre
A major town centre development currently in the master planning phase, led by Blacktown City Council. It is designed to serve as the civic, commercial, and retail heart of the Marsden Park precinct and is formally identified as a 'Strategic Centre'. The plan envisions a high-density mixed-use hub featuring residential, commercial, and retail facilities, capable of supporting up to 3,000 jobs. Planning is being coordinated with future transport infrastructure, including the potential Metro passenger rail link between Tallawong and St Marys and upgrades to Richmond Road. As of late 2024 and into 2025, the project remains in the technical investigation stage, with updated land use appraisals and retail assessments endorsed by Council in July 2024 to guide the draft masterplan.
Akuna Vista
A 140-hectare masterplanned residential community in Nirimba Fields delivering approximately 1,174 residential lots. The precinct includes a local retail centre anchored by Woolworths, which received development approval in December 2025. The project also features a permanent K-6 public primary school under construction (due mid-2026), 66 hectares of open space, sporting fields, and the Nirimba Fields District Park.
Stockland Elara Masterplanned Community
Major master-planned community by Stockland featuring over 4,000 new homes across 178 hectares, with 40 hectares of green open space and views to the Blue Mountains. The community is well-established, with over 4,000 residents already calling it home. It includes Elara Village Shopping Centre (with a Coles supermarket and specialty stores), St Luke's Catholic College, Northbourne Public School, a 24-hectare parkland with a 3-hectare lake, Livvi's Place water-play playground, and seven kilometres of bike and walking trails. The newest neighborhood, Elara Place, is currently being sold with land parcels registering from mid-2024 and construction planned for Northern Playing Fields and a childcare center. The entire development, representing one of Sydney's largest residential projects, is close to the proposed Marsden Park Strategic Centre and major transport links.
Melonba High School and Primary School
Dual school complex for 2000 high school and 1000 primary school students. Seven three-storey buildings with dedicated sports ovals and 30,000sqm open space.
Tallawong Central (Completed)
Completed mixed-use development featuring 850 apartments, ground floor retail, childcare centre, and landscaped public spaces. One of the first major residential developments in the Tallawong area, establishing the community foundation.
Employment
Employment conditions in Colebee rank among the top 10% of areas assessed nationally
Colebee has an educated workforce with professional services well represented. Its unemployment rate was 1.0% in the past year, with estimated employment growth of 5.7%.
As of September 2025, 4,291 residents are employed at a 3.2% lower unemployment rate than Greater Sydney's 4.2%, and workforce participation is high at 72.6%. Key industries include health care & social assistance, retail trade, manufacturing, and transport, postal & warehousing, which has particularly strong specialization with an employment share of 1.5 times the regional level. However, professional & technical services show lower representation at 7.6% compared to the regional average of 11.5%. The area offers limited local employment opportunities as indicated by Census data.
Between September 2024 and September 2025, Colebee's employment increased by 5.7%, labour force by 5.5%, reducing unemployment by 0.2 percentage points. In contrast, Greater Sydney saw employment growth of 2.1% and a slight rise in unemployment. State-level data to 25-Nov-25 shows NSW employment contracted slightly by 0.03%, with an unemployment rate of 3.9%. National forecasts from May-25 project national employment growth of 6.6% over five years and 13.7% over ten years, but industry-specific projections suggest Colebee's employment could increase by 6.7% over five years and 13.9% over ten years.
Frequently Asked Questions - Employment
Income
Income metrics indicate excellent economic conditions, with the area achieving higher performance than 75% of national locations assessed by AreaSearch
Colebee suburb has a median taxpayer income of $59,320 and an average income of $66,802 according to the latest postcode level ATO data aggregated by AreaSearch for financial year 2023. This is slightly below the national average, which stands at $60,817 median and $83,003 average in Greater Sydney. Based on Wage Price Index growth of 8.86% since financial year 2023, current estimates for Colebee would be approximately $64,576 median and $72,721 average as of September 2025. From the 2021 Census, incomes in Colebee rank highly nationally, between the 89th and 98th percentiles for household, family, and personal incomes. Distribution data shows that the $1,500 - $2,999 income bracket dominates with 32.9% of residents (1,976 people), consistent with broader trends across the metropolitan region at 30.9%. Economic strength is evident with 55.8% of households earning high weekly incomes exceeding $3,000, supporting elevated consumer spending. High housing costs consume 19.0% of income, but strong earnings place disposable income at the 96th percentile nationally. The area's SEIFA income ranking places it in the 10th decile.
Frequently Asked Questions - Income
Housing
Colebee is characterized by a predominantly suburban housing profile
Colebee's dwelling structure, as per the latest Census evaluation, consisted of 99.8% houses and 0.2% other dwellings. Home ownership in Colebee stood at 9.4%, with 69.8% of dwellings mortgaged and 20.8% rented. The median monthly mortgage repayment was $3,000, and the median weekly rent figure was $620. Nationally, Colebee's mortgage repayments were significantly higher than the Australian average of $1,863, while rents were substantially above the national figure of $375.
Frequently Asked Questions - Housing
Household Composition
Colebee features high concentrations of family households, with a median household size of 3.7 people
Family households compose 94.0% of all households, including 67.7% couples with children, 17.2% couples without children, and 8.6% single parent families. Non-family households account for the remaining 6.0%, with lone person households at 4.8% and group households comprising 1.0% of the total. The median household size is 3.7 people.
Frequently Asked Questions - Households
Local Schools & Education
Colebee demonstrates exceptional educational outcomes, ranking among the top 5% of areas nationally based on AreaSearch's comprehensive analysis of qualification and performance metrics
Educational attainment in Colebee is notably high, with 42.0% of residents aged 15 and above holding university qualifications as of the latest data point. This figure surpasses both national (30.4%) and NSW state (32.2%) averages, indicating a significant educational advantage for the area. Among these university-qualified residents, bachelor degrees are most prevalent at 29.9%, followed by postgraduate qualifications at 10.0% and graduate diplomas at 2.1%. Vocational credentials are also prominent, with 25.9% of residents aged 15 and above holding such qualifications.
This includes advanced diplomas held by 10.7% of residents and certificates held by 15.2%. Educational participation is notably high in Colebee, with 34.6% of residents currently enrolled in formal education as of the latest available data. This includes 12.8% in primary education, 9.4% in secondary education, and 5.5% pursuing tertiary education.
Frequently Asked Questions - Education
Schools Detail
Nearby Services & Amenities
Transport
Transport servicing is moderate compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility
Transport analysis shows 22 active stops operating in Colebee, served by buses via six routes offering 633 weekly passenger trips. Residents' average proximity to the nearest stop is 239 meters, with service frequency averaging 90 trips per day across all routes, equating to around 28 weekly trips per individual stop.
Service frequency averages 90 trips per day across all routes, equating to approximately 28 weekly trips per individual stop.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
Colebee's residents boast exceedingly positive health performance metrics with very low prevalence of common health conditions across all age groups
Colebee's health outcomes data shows excellent results with very low prevalence of common health conditions across all age groups.
Its private health cover rate is approximately 53% of the total population (~3,205 people), slightly higher than the average SA2 area. The most prevalent medical conditions are asthma and diabetes, affecting 6.1% and 4.8% of residents respectively. A total of 82.2% of residents report having no medical ailments, compared to 0% across Greater Sydney. Colebee has 5.1% of its population aged 65 and over (306 people), with health outcomes among seniors requiring particular attention despite their overall strength.
Frequently Asked Questions - Health
Cultural Diversity
Colebee is among the most culturally diverse areas in the country based on AreaSearch assessment of a range of language and cultural background related metrics
Colebee has a high cultural diversity, with 48.2% of its population born overseas and 51.2% speaking a language other than English at home. Christianity is the predominant religion in Colebee, accounting for 53.1% of its population. Hinduism is notably overrepresented, comprising 14.6% compared to None% across Greater Sydney.
The top three ancestry groups are Other (20.0%), Indian (15.2%), and Filipino (14.2%). Some ethnic groups have notable representation: Samoan at 1.4%, Maltese at 1.7%, and South African at 0.9%.
Frequently Asked Questions - Diversity
Age
Colebee's young demographic places it in the bottom 15% of areas nationwide
Colebee has a median age of 33, which is younger than Greater Sydney's figure of 37 and Australia's 38 years. Compared to Greater Sydney, Colebee has a higher proportion of residents aged 5-14 (18.9%) but fewer residents aged 25-34 (9.6%). This concentration of 5-14 residents is above the national average of 12.2%. Between the 2021 Census and present, the population aged 35 to 44 has grown from 20.1% to 21.8%, while the 5 to 14 cohort increased from 17.6% to 18.9%. Conversely, the 25 to 34 age group has declined from 13.9% to 9.6%. Population forecasts for Colebee indicate substantial demographic changes by 2041. The 15 to 24 cohort is projected to grow significantly, increasing by 216% to reach 2,661 residents.