Gregory Hills

Gregory Hills lies within the top 10% of areas nationally in terms of population growth performance according to AreaSearch analysis of short and medium-term trends

As of Nov 2025, the estimated population of Gregory Hills is around 13,116. This reflects a growth of 3,974 people since the 2021 Census, which reported a population of 9,142. The increase was inferred from AreaSearch's estimation of resident population at 12,477 following examination of ABS ERP data release in June 2024, and an additional 545 validated new addresses since the Census date. This results in a density ratio of 2,814 persons per square kilometer, placing Gregory Hills in the upper quartile relative to national locations assessed by AreaSearch. The suburb's population growth of 43.5% since the 2021 census exceeded both state (6.7%) and metropolitan area averages. Interstate migration contributed approximately 72.0% of overall population gains during recent periods, with natural growth and overseas migration also being positive factors.

AreaSearch is adopting ABS/Geoscience Australia projections for each SA2 area released in 2024 using 2022 as the base year. For areas not covered by this data, NSW State Government's SA2 level projections released in 2022 with 2021 as the base year are used. Growth rates by age group from these aggregations are applied to all areas for years 2032 to 2041. Based on aggregated SA2-level projections, Gregory Hills is forecasted to grow by 3,610 persons to 2041, reflecting an increase of 20.3% in total over the 17 years.

The level of residential development activity in Gregory Hills was found to be higher than 90% of real estate markets across the country

AreaSearch analysis of ABS building approval numbers shows Gregory Hills had approximately 170 new homes approved annually over the past five financial years, totalling an estimated 851 homes. As of FY-26, 33 approvals have been recorded. On average, 6.2 people moved to the area per dwelling built between FY-21 and FY-25, indicating high demand exceeding new supply. New dwellings are developed at an average construction cost value of $557,000.

This year, $9.4 million in commercial development approvals have been recorded, suggesting moderate commercial growth. Detached houses make up 82% and medium to high-density housing 18%, maintaining Gregory Hills' suburban identity focused on family homes.

With around 108 people per approval, the area reflects ongoing development. By 2041, AreaSearch forecasts an increase of 2,657 residents. Current construction levels should meet demand adequately, creating favourable conditions for buyers and potentially exceeding current population growth forecasts.

Gregory Hills has very high levels of nearby infrastructure activity, ranking in the top 10% nationally

The performance of a region is significantly influenced by changes in local infrastructure, major projects, and planning initiatives. AreaSearch has identified 28 such projects that could impact the area. Notable ones include Gregory Hills Corporate Park, The Yards - Heritage Village Gledswood Hills, Gledswood Hills High School, and Oran Park Film Studios Precinct. The following list details those most likely to be relevant.

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

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The exceptional employment performance in Gregory Hills places it among Australia's strongest labour markets

Gregory Hills has an educated workforce with significant representation in essential services sectors. The unemployment rate was 1.3% as of June 2025.

Employment growth over the past year was estimated at 5.3%. This figure is based on AreaSearch aggregation of statistical area data. As of June 2025, 7,384 residents were employed while the unemployment rate was 2.9% lower than Greater Sydney's rate of 4.2%. Workforce participation in Gregory Hills was 73.0%, higher than Greater Sydney's 60.0%.

Leading employment industries among residents include health care & social assistance, construction, and retail trade. Construction showed notable concentration with employment levels at 1.4 times the regional average. Conversely, professional & technical services had lower representation at 6.0% compared to the regional average of 11.5%. The area appears to offer limited local employment opportunities as indicated by the count of Census working population versus resident population. During the year to June 2025, employment levels increased by 5.3%, and labour force grew by 5.1%, causing the unemployment rate to fall by 0.2 percentage points. This contrasts with Greater Sydney where employment rose by 2.6%, labour force grew by 2.9%, and unemployment rose by 0.3 percentage points. Jobs and Skills Australia's national employment forecasts from Sep-22 suggest potential future demand within Gregory Hills. These projections, covering five and ten-year periods, indicate that national employment is forecast to expand by 6.6% over five years and 13.7% over ten years. However, growth rates differ significantly between industry sectors. Applying these industry-specific projections to Gregory Hills's employment mix suggests local employment should increase by 6.4% over five years and 13.3% over ten years.

Income metrics indicate excellent economic conditions, with the area achieving higher performance than 75% of national locations assessed by AreaSearch

AreaSearch data from FY2022 shows Gregory Hills' median taxpayer income was $60,079 and average was $68,825. These figures exceed Greater Sydney's averages of $56,994 and $80,856 respectively. By September 2025, estimated incomes are approximately $67,655 (median) and $77,504 (average), based on a 12.61% Wage Price Index growth since FY2022. Census 2021 data ranks Gregory Hills' household, family, and personal incomes between the 85th to 88th percentiles nationally. Income analysis reveals that 44.4% of residents (5,823 people) fall into the $1,500 - $2,999 weekly earnings bracket, similar to metropolitan regions at 30.9%. Notably, 32.2% earn over $3,000 per week, supporting premium retail and services. Despite high housing costs consuming 21.6% of income, disposable income ranks at the 79th percentile, with the area's SEIFA income ranking in the 8th decile.

Gregory Hills is characterized by a predominantly suburban housing profile, with above-average rates of outright home ownership

In Gregory Hills, as per the latest Census evaluation, 96.4% of dwellings were houses, with the remaining 3.6% being semi-detached, apartments, or other types. This is distinct from Sydney metropolitan areas where all dwellings are recorded as either houses or other. Home ownership in Gregory Hills stood at 7.9%, with mortgaged properties at 60.0% and rented dwellings at 32.1%. The median monthly mortgage repayment was $2,554, aligning with the Sydney metropolitan average. However, the median weekly rent was $520, unlike the Sydney metro figures which were not provided. Nationally, Gregory Hills' median mortgage repayments exceeded the Australian average of $1,863, and rents were higher than the national figure of $375.

Gregory Hills features high concentrations of family households, with a median household size of 3.2 people

Family households account for 86.4% of all households, including 51.5% couples with children, 22.6% couples without children, and 11.6% single parent families. Non-family households constitute the remaining 13.6%, with lone person households at 11.5% and group households comprising 1.9%. The median household size is 3.2 people.

The educational profile of Gregory Hills exceeds national averages, with above-average qualification levels and academic performance metrics

Gregory Hills' residents aged 15+ have a university degree rate of 29.1%, compared to Greater Sydney's 38.0%. Bachelor degrees are most common at 19.9%, followed by postgraduate qualifications (7.1%) and graduate diplomas (2.1%). Vocational credentials are held by 36.6% of residents, with advanced diplomas at 13.2% and certificates at 23.4%. Current educational participation is high at 31.7%, including primary education (11.9%), secondary education (7.0%), and tertiary education (4.4%).

The area has two schools serving 1,883 students: Gregory Hills Public School and St Gregory's College Campbelltown. These schools operate under typical Australian school conditions with balanced educational opportunities, as indicated by their ICSEA score of 1042.

Transport servicing is low compared to other areas nationally based on assessment of service frequency, route connectivity and accessibility

Analysis shows 28 active transport stops in Gregory Hills, served by buses via 60 routes. These provide 1,311 weekly passenger trips. Residents are typically 292 meters from the nearest stop.

Service frequency averages 187 trips per day across all routes, equating to approximately 46 weekly trips per individual stop.

Gregory Hills's residents boast exceedingly positive health performance metrics with common health conditions somewhat prevalent across both younger and older age cohorts

Health outcomes data shows significant results in Gregory Hills with common health conditions being somewhat prevalent across both younger and older age groups.

Approximately 54% (~7,101 people) of the total population has private health cover. The most frequent medical conditions are asthma and mental health issues, affecting 7.0 and 5.4% of residents respectively. A total of 80.4% of residents report being completely free from medical ailments, compared to 0% in Greater Sydney. There are 5.4% (708 people) of residents aged 65 and over, with health outcomes among seniors requiring more attention than the broader population.

Gregory Hills is among the most culturally diverse areas in the country based on AreaSearch assessment of a range of language and cultural background related metrics

Gregory Hills has a high level of cultural diversity, with 33.0% of its population born overseas and 38.3% speaking a language other than English at home. Christianity is the predominant religion in Gregory Hills, comprising 57.5% of its population. Islam is overrepresented compared to Greater Sydney, making up 8.6% of Gregory Hills' population.

The top three ancestry groups are Other (22.3%), Australian (20.0%), and English (14.7%). Notably, Samoan (2.0%) Serbian (1.4%) and Spanish (1.1%) ethnicities are overrepresented in Gregory Hills compared to the regional averages.

Gregory Hills hosts a very young demographic, ranking in the bottom 10% of areas nationwide

Gregory Hills has a median age of 31 years, which is lower than Greater Sydney's average of 37 years and Australia's median of 38 years. Compared to Greater Sydney, Gregory Hills has a higher proportion of residents aged 0-4 (11.4%) but fewer residents aged 65-74 (3.9%). This 0-4 concentration is significantly higher than the national average of 5.7%. Between 2021 and present, the population aged 35 to 44 has increased from 17.8% to 20.2%, while the age group 5 to 14 has risen from 15.4% to 17.1%. Conversely, the proportion of residents aged 25 to 34 has decreased from 24.2% to 18.8%, and the 0-4 age group has dropped from 13.1% to 11.4%. By 2041, demographic projections indicate significant changes in Gregory Hills' age profile. The 55 to 64 age cohort is expected to grow considerably, expanding by 788 people (92%) from 852 to 1,641. Conversely, the 0-4 and 35 to 44 age cohorts are projected to experience population declines.