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Sales Activity
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Population
Mount Annan is positioned among the lower quartile of areas assessed nationally for population growth based on AreaSearch's assessment of recent, and medium term trends
Mount Annan's population is around 19,482 as of Nov 2025. This reflects an increase since the 2021 Census which reported a population of 19,040 people. The change is inferred from the estimated resident population of 19,501 from the ABS as of June 2024 and an additional 153 validated new addresses since the Census date. This level of population equates to a density ratio of 1,475 persons per square kilometer, which is above the average seen across national locations assessed by AreaSearch. Population growth for the area was primarily driven by natural growth that contributed approximately 64.7% of overall population gains during recent periods.
AreaSearch is adopting ABS/Geoscience Australia projections for each SA2 area, as released in 2024 with 2022 as the base year. For any SA2 areas not covered by this data, AreaSearch is utilising the NSW State Government's SA2 level projections, as released in 2022 with 2021 as the base year. Growth rates by age group from these aggregations are also applied to all areas for years 2032 to 2041. Examining future population trends, lower quartile growth of national statistical areas is anticipated, with the area expected to increase by 528 persons to 2041 based on the latest annual ERP population numbers, reflecting an increase of 2.8% in total over the 17 years.
Frequently Asked Questions - Population
Development
The level of residential development activity in Mount Annan is very low in comparison to the average area assessed nationally by AreaSearch
Mount Annan has received approximately 24 dwelling approvals annually over the past five financial years, totalling 122 homes. As of FY-26, three approvals have been recorded. Despite population decline in the area, housing supply has remained adequate relative to demand, resulting in a balanced market with good buyer choice. The average expected construction cost value for new homes is $308,000, which is below regional norms, indicating more affordable housing options.
In FY-26, $1.2 million worth of commercial approvals have been registered, suggesting minimal commercial development activity compared to Greater Sydney, where Mount Annan has 72.0% less development activity per person. This scarcity typically strengthens demand and prices for existing properties. New development consists of 70.0% detached dwellings and 30.0% townhouses or apartments, marking a significant shift from the current 97.0% houses, indicating diminishing developable land availability and responding to evolving lifestyle preferences and housing affordability needs. Mount Annan has around 1014 people per dwelling approval, reflecting a highly mature market. According to AreaSearch's latest quarterly estimate, Mount Annan is projected to add 547 residents by 2041, with current construction levels expected to meet demand adequately and create favourable conditions for buyers while potentially enabling growth that exceeds current forecasts.
Future projections show Mount Annan adding 547 residents by 2041 (from the latest AreaSearch quarterly estimate). With current construction levels, housing supply should adequately meet demand, creating favourable conditions for buyers while potentially enabling growth that exceeds current forecasts.
Frequently Asked Questions - Development
Infrastructure
Mount Annan has moderate levels of nearby infrastructure activity, ranking in the 41stth percentile nationally
Changes in local infrastructure significantly impact an area's performance. AreaSearch has identified 43 projects that could affect the region. Notable initiatives include Mount Annan Christian College Expansion, Australian Botanic Garden Mount Annan Masterplan, Gledswood Hills Primary School (New), and Gledswood Hills Aged Care Facility. The following list details those likely to have the most relevance.
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Frequently Asked Questions - Infrastructure
Australian Botanic Garden Mount Annan Masterplan
A $203.7 million transformation of Australia's largest botanic garden featuring a new Coolamon Lake precinct shaped like a traditional coolamon vessel, world-class biodome greenhouses showcasing Australian native flora, First Nations Garden with cultural awareness programs, native farm, accommodation facilities, over 10 kilometers of new walking and cycling trails, entertainment and event spaces, research and science facilities including expansion of the Australian PlantBank and National Herbarium, and ecotourism facilities. The masterplan designed by McGregor Coxall aims to restore Dharawal Country, regenerate endangered Cumberland Plain vegetation, and establish one of the world's leading sustainable scientific gardens while providing essential green space for Western Sydney's growing population.
Oran Park Film Studios Precinct
A major film and television production studio complex in Oran Park, Western Sydney. The precinct includes three large soundstages, extensive set construction workshops, post-production facilities, production offices, and supporting infrastructure. Developed by Greenfields Development Company in partnership with the NSW Government, the $127 million project addresses the critical shortage of studio space in Australia and aims to attract international and local productions. Construction commenced in late 2024 with practical completion targeted for mid-2027.
Stockland Figtree Hill
Major residential development on a 216-hectare precinct by Stockland. The masterplanned community will deliver over 5,000 homes in total, with potential for 3,300 dwellings approved for the Gilead Stage 1/Figtree Hill section, with 600 dwelling lots unlocked immediately. The project is an all-electric community designed with green, open spaces, parks, walking trails, and proposed retail and educational infrastructure. Current construction is focused on the Appin Road Upgrade (Stage 1), including koala-proof fencing and koala underpasses, as well as new road carriageways and utility infrastructure. A $10,000 rebate is offered for customers building all-electric homes.
Narellan Road Upgrade
A $152 million, 6.8km upgrade of Narellan Road between Camden Valley Way, Narellan and Blaxland Road, Campbelltown. The project upgraded the road to six lanes divided with three lanes in each direction, improved intersections, installed traffic management systems, and added shared pedestrian/cyclist paths. Jointly funded by the Australian and NSW governments to reduce congestion, improve safety and travel times in this key transport corridor servicing south-western Sydney.
Outer Sydney Metropolitan Correctional Precinct
NSW Government concept for a new correctional precinct to address metropolitan prison capacity. A previously examined option in Wollondilly (south-west Sydney) was ruled out by the government in 2018 following site investigations and community opposition. Subsequent government materials and media reporting indicate the state has continued assessing metropolitan capacity solutions and alternative precinct locations (including areas around Greater Parramatta/Camellia), but as of August 2025 no confirmed site, scope or delivery timeline has been announced. The project therefore remains an uncommitted concept under assessment rather than an approved build.
Studley Park House Redevelopment
Adaptive reuse of the state-heritage Studley Park House as a 5-room boutique hotel and function spaces, plus a new connected 44-key hotel building and four residential flat buildings (148 apartments). Works include remediation, demolition of dilapidated defence structures, new road access, landscaping, civil infrastructure and Community Title subdivision.
Gledswood Hills High School
New public high school with permanent facilities due to open Day 1, Term 1 2027. Temporary high school opened in 2025 for Year 7 and Year 8 students. Located at Gregory Hills Drive to serve the growing population of Gledswood Hills and Gregory Hills.
Mount Annan Christian College Expansion
Multi-phase campus expansion including demolition of existing buildings, tree removal, and staged construction of new single and multi-storey general learning areas. The masterplan aims to increase student capacity from 850 to 1,410 students. Block B (Kindergarten to Year 2 facilities) was completed in September 2023, with additional learning areas under construction. The development includes new classrooms, learning streets, car park reconfiguration, and associated site works across the 37-acre semi-rural campus.
Employment
The exceptional employment performance in Mount Annan places it among Australia's strongest labour markets
Mount Annan has a skilled workforce with essential services sectors well represented. Its unemployment rate is 2.0%, lower than Greater Sydney's 4.2%.
Employment growth over the past year was estimated at 5.2%. As of June 2025, 12,378 residents are employed, with an unemployment rate of 2.2% and workforce participation at 71.0%, both higher than Greater Sydney's rates. Key employment sectors include health care & social assistance, construction, and education & training. Notably, construction employment is 1.4 times the regional average.
Professional & technical services have limited presence, with only 5.0% of employment compared to the regional average of 11.5%. Analysis shows that from June 2024 to June 2025, employment increased by 5.2%, labour force grew by 4.8%, and unemployment fell by 0.3 percentage points. In contrast, Greater Sydney saw employment rise by 2.6%, labour force grow by 2.9%, and unemployment increase by 0.3 percentage points. State-level data to Nov-25 shows NSW employment contracted by 0.03% (losing 2,260 jobs), with an unemployment rate of 3.9%. National forecasts from May-25 project national employment growth at 6.6% over five years and 13.7% over ten years. Applying these projections to Mount Annan's employment mix suggests local employment should increase by 6.2% over five years and 12.9% over ten years, though this is a simple extrapolation for illustrative purposes only.
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
Mount Annan SA2 had higher than average national incomes according to latest ATO data aggregated by AreaSearch for financial year ended June 30, 2022. Mount Annan's median income among taxpayers was $59,594 and the average income stood at $71,170, compared to Greater Sydney's figures of $56,994 and $80,856 respectively. Based on Wage Price Index growth rate of 12.61% from July 1, 2022 to June 30, 2022, current estimates for Mount Annan would be approximately $67,109 (median) and $80,145 (average) as of September 2025. Census data shows household, family, and personal incomes in Mount Annan rank between the 72nd and 87th percentiles nationally. The earnings profile indicates that the $1,500 - 2,999 weekly income bracket dominates with 38.1% of residents (7,422 people), reflecting a similar pattern seen in the broader area where 30.9% occupy this range. Notably, 34.4% earn above $3,000 weekly, suggesting prosperity that fuels local economic activity. High housing costs consume 15.8% of income, yet strong earnings place disposable income at the 86th percentile nationally. The area's SEIFA income ranking places it in the 6th decile.
Frequently Asked Questions - Income
Housing
Mount Annan is characterized by a predominantly suburban housing profile, with ownership patterns similar to the broader region
Mount Annan's dwelling structures, as per the latest Census, consisted of 96.6% houses and 3.4% other dwellings (semi-detached, apartments, 'other' dwellings). This differed slightly from Sydney metro's composition of 92.7% houses and 7.3% other dwellings. Home ownership in Mount Annan was at 24.0%, similar to Sydney metro, with the remaining dwellings either mortgaged (55.5%) or rented (20.5%). The median monthly mortgage repayment in Mount Annan was $2,196, lower than Sydney metro's average of $2,383. Weekly rent figures were recorded at $470, comparable to Sydney metro's $480. Nationally, Mount Annan's mortgage repayments exceeded the Australian average of $1,863, while rents were substantially higher than the national figure of $375.
Frequently Asked Questions - Housing
Household Composition
Mount Annan features high concentrations of family households, with a higher-than-average median household size
Family households account for 85.5% of all households, including 49.2% couples with children, 21.4% couples without children, and 14.1% single parent families. Non-family households constitute the remaining 14.5%, with lone person households at 12.8% and group households comprising 1.6%. The median household size is 3.2 people, larger than the Greater Sydney average of 3.0.
Frequently Asked Questions - Households
Local Schools & Education
Educational attainment in Mount Annan aligns closely with national averages, showing typical qualification patterns and performance metrics
The area's university qualification rate is 19.8%, significantly lower than Greater Sydney's average of 38.0%. Bachelor degrees are the most common, with a rate of 13.7%, followed by postgraduate qualifications at 4.2% and graduate diplomas at 1.9%. Vocational credentials are prevalent among residents aged 15 and above, with 39.8% holding such qualifications. Advanced diplomas account for 11.5% and certificates for 28.3%.
Educational participation is high, with 32.3% of residents currently enrolled in formal education. This includes 11.7% in primary education, 9.6% in secondary education, and 4.5% 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
Mount Annan has 80 active public transport stops, all of which are bus stops. These stops are served by 61 different routes that together facilitate 2,283 weekly passenger trips. The accessibility of these services is rated as good, with residents on average being located just 227 meters from the nearest stop.
On a daily basis, there are an average of 326 trips across all routes, which equates to about 28 weekly trips per individual stop.
Frequently Asked Questions - Transport
Transport Stops Detail
Health
The level of general health in Mount Annan is notably higher than the national average with prevalence of common health conditions low among the general population though higher than the nation's average across older, at risk cohorts
Mount Annan exhibits superior health outcomes with a low prevalence of common health conditions among its general population compared to national averages.
However, certain older and at-risk cohorts show higher rates of these conditions. Approximately 55% (~10,715 people) of Mount Annan's total population has private health cover. Asthma and mental health issues are the most prevalent medical conditions in the area, affecting 8.2 and 8.0% of residents respectively. Conversely, 71.3% of residents report being completely free from medical ailments, compared to 71.6% across Greater Sydney. Mount Annan has a lower proportion of seniors aged 65 and over (11.4%, or 2,218 people) than Greater Sydney (12.9%). While health outcomes among seniors require more attention than those in the broader population, the area's overall figures indicate good health standards.
Frequently Asked Questions - Health
Cultural Diversity
In terms of cultural diversity, Mount Annan records figures broadly comparable to the national average, as found in AreaSearch's assessment of a number of language and cultural background related metrics
Mount Annan's cultural diversity aligns with its broader region, with 81.8% born in Australia, 92.7% being citizens, and 86.1% speaking English only at home. Christianity is the predominant religion in Mount Annan, at 62.6%, compared to 64.3% across Greater Sydney. The top three ancestry groups are Australian (28.5%), English (24.9%), and Other (9.3%).
Notably, Maltese, Lebanese, and Serbian groups have similar representation in Mount Annan as in the region.
Frequently Asked Questions - Diversity
Age
Mount Annan's population is younger than the national pattern
Mount Annan's median age is 35 years, slightly younger than Greater Sydney's 37 and the national average of 38. The 5-14 age group comprises 15.1%, higher than Greater Sydney's percentage. However, the 25-34 cohort is less prevalent at 11.8%. Between 2021 and present, the 75 to 84 age group has grown from 2.5% to 3.8%. Conversely, the 5 to 14 age group has decreased from 16.2% to 15.1%. By 2041, population forecasts indicate significant demographic changes for Mount Annan. The 75 to 84 age cohort is projected to grow by 847 people (116%), from 732 to 1,580. Notably, the combined 65+ age groups will account for 83% of total population growth, reflecting Mount Annan's aging demographic profile. In contrast, both 0 to 4 and 55 to 64 age groups are expected to decrease in numbers.