Leppington

Leppington 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 November 2025, the population of Leppington is estimated at around 15,371. This reflects an increase of 5,948 people since the 2021 Census, which reported a population of 9,423. The change is inferred from AreaSearch's estimate of 13,650 residents based on ABS ERP data release in June 2024 and additional validated new addresses since the Census date. This equates to a density ratio of 755 persons per square kilometer. Leppington's population growth of 63.1% since the 2021 Census exceeded both the state (6.7%) and metropolitan area averages, making it a growth leader in the region. Interstate migration contributed approximately 79.0% of overall population gains during recent periods.

AreaSearch adopts ABS/Geoscience Australia projections for each SA2 area released in 2024 with 2022 as the base year. For areas not covered, 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. By 2041, Leppington is predicted to increase by 32,064 persons, reflecting a total increase of 202.4% over the 17-year period.

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

AreaSearch analysis of ABS building approval numbers in Leppington shows around 464 new homes approved annually. Between FY-21 and FY-25, approximately 2,323 homes were approved, with 80 so far in FY-26. This results in an average of 3.1 new residents per home built over the past five financial years.

The average construction cost value for new dwellings is $523,000. In FY-26, $12.6 million in commercial approvals have been registered. Compared to Greater Sydney, Leppington has 159.0% more building activity per person, indicating robust developer interest. New building activity consists of 91.0% standalone homes and 9.0% townhouses or apartments, maintaining the area's traditional low density character. As of around 55 people per approval, Leppington reflects a developing area with population forecasts indicating growth of 31,118 residents by 2041.

Current development rates may struggle to match population growth, potentially heightening buyer competition and supporting price increases.

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

Changes to local infrastructure significantly impact an area's performance. AreaSearch has identified 55 projects that could affect this region. Notable ones include Leppington Greens Estate, Leppington Denham Court High School, Prospect South to Macarthur (ProMac), and Bradfield to Leppington/Glenfield Future Rail Connection (South West Rail Link Extension). The following list details those most relevant.

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

Denotes AI-based impression for illustrative purposes only, not to be taken as definitive under any circumstances. Please follow links and conduct other investigations from the project's source for actual imagery. Developers and project owners wishing us to use original imagery please Contact Us and we will do so.

Employment conditions in Leppington demonstrate exceptional strength compared to most Australian markets

Leppington has a well-educated workforce with professional services being strongly represented. The unemployment rate was 2.4% in the past year, with an estimated employment growth of 4.6%.

As of June 2025, 7,253 residents were employed, and the unemployment rate was 1.8% lower than Greater Sydney's rate of 4.2%. Workforce participation was 64.0%, slightly higher than Greater Sydney's 60.0%. Employment is concentrated in health care & social assistance, construction, and retail trade. The area has a particularly strong specialization in transport, postal & warehousing, with an employment share 1.5 times the regional level.

However, professional & technical services have limited presence, with only 7.0% of employment compared to the regional average of 11.5%. The predominantly residential area offers limited local employment opportunities, as indicated by the count of Census working population versus resident population. Between June 2024 and June 2025, employment levels increased by 4.6%, labour force increased by 4.9%, resulting in an unemployment rise of 0.3 percentage points. In comparison, Greater Sydney recorded employment growth of 2.6% and labour force growth of 2.9%, with a similar increase in unemployment. Jobs and Skills Australia's national employment forecasts from Sep-22 suggest that national employment is expected to expand by 6.6% over five years and 13.7% over ten years. Applying these projections to Leppington's employment mix, local employment is estimated to increase by 6.5% over five years and 13.5% over ten years.

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

AreaSearch's latest postcode level ATO data for financial year 2022 shows that income in Leppington is above the national average. The median income is $59,993 and the average income stands at $68,887. In contrast, Greater Sydney has a median income of $56,994 and an average income of $80,856. Based on Wage Price Index growth of 12.61% since financial year 2022, current estimates for Leppington would be approximately $67,558 (median) and $77,574 (average) as of September 2025. Census data reveals that household, family and personal incomes in Leppington rank highly nationally, between the 68th and 82nd percentiles. Income brackets indicate that the $1,500 - $2,999 bracket dominates with 36.5% of residents (5,610 people), aligning with regional levels where this cohort likewise represents 30.9%. The locality demonstrates considerable affluence with 32.4% earning over $3,000 per week. High housing costs consume 20.3% of income, though strong earnings still place disposable income at the 75th percentile and the area's SEIFA income ranking places it in the 8th decile.

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

The dwelling structure in Leppington, as per the latest Census, was 95.7% houses and 4.3% other dwellings. In comparison, Sydney metropolitan area had 90.4% houses and 9.6% other dwellings. Home ownership in Leppington stood at 23.0%, with mortgaged dwellings at 51.5% and rented ones at 25.5%. The median monthly mortgage repayment was $2,700, higher than Sydney metro's $2,475. Median weekly rent in Leppington was $550, compared to Sydney metro's $490. Nationally, Leppington's mortgage repayments were significantly higher at $2,700 against the Australian average of $1,863, while rents were substantially above the national figure of $375.

Leppington features high concentrations of family households, with a lower-than-average median household size

Family households account for 84.3% of all households, consisting of 50.9% couples with children, 24.1% couples without children, and 7.9% single parent families. Non-family households make up the remaining 15.7%, with lone person households at 14.0% and group households comprising 1.6% of the total. The median household size is 3.2 people, which is smaller than the Greater Sydney average of 3.4.

Leppington performs slightly above the national average for education, showing competitive qualification levels and steady academic outcomes

The area's educational profile is notable regionally with university qualification rates at 31.4% of residents aged 15+, surpassing the SA4 region average of 21.4% and the SA3 area average of 22.6%. Bachelor degrees are most prevalent at 21.2%, followed by postgraduate qualifications (8.2%) and graduate diplomas (2.0%). Vocational credentials are also prominent, with 30.7% of residents aged 15+ holding such qualifications - advanced diplomas at 11.8% and certificates at 18.9%.

Educational participation is high, with 29.8% of residents currently enrolled in formal education, including 11.4% in primary, 7.0% in secondary, and 4.5% pursuing tertiary education. Leppington's three schools have a combined enrollment of 411 students, operating under typical Australian school conditions (ICSEA: 1022) with balanced educational opportunities. The educational mix includes two primary schools and one K-12 school. School capacity is limited locally at 2.7 places per 100 residents compared to the regional average of 19.0, leading many families to travel for schooling. Note: where schools show 'n/a' for enrolments, please refer to the parent campus.

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

Leppington has 69 active public transport stops offering a mix of train and bus services. These stops are served by 54 individual routes, collectively facilitating 5,411 weekly passenger trips. Transport accessibility is rated good with residents typically located 312 meters from the nearest stop.

Service frequency averages 773 trips per day across all routes, equating to approximately 78 weekly trips per individual stop.

Leppington's residents boast exceedingly positive health performance metrics with younger cohorts in particular seeing very low prevalence of common health conditions

Leppington's health outcomes data shows excellent results, with younger age groups experiencing a very low prevalence of common health conditions.

Approximately 54% (~8,326 people) have private health cover, which is relatively high. The most prevalent medical conditions are asthma and arthritis, affecting 5.8 and 5.6% of residents respectively. Notably, 79.5% of Leppington's population declares no medical ailments, compared to 77.9% in Greater Sydney. As of the latest data (2016), 9.2% (~1,414 people) are aged 65 and over. While health outcomes among seniors are above average, they require more attention than the broader population.

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

Leppington has a high level of cultural diversity, with 40.9% of its population born overseas and 49.9% speaking a language other than English at home. Christianity is the predominant religion in Leppington, accounting for 55.1% of the population. However, Islam is overrepresented compared to Greater Sydney, comprising 14.4% versus 12.9%.

The top three ancestry groups are Other (27.3%), Australian (14.1%), and English (11.6%). Notably, Serbian (1.7%) and Croatian (1.6%) populations are overrepresented compared to regional averages of 1.9% and 1.4%, respectively. Lebanese population is also overrepresented at 3.0%.

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

Leppington's median age is 32 years, which is younger than Greater Sydney's average of 37 and significantly lower than Australia's national average of 38 years. Compared to Greater Sydney, Leppington has a higher proportion of residents aged 35-44 (20.2%) but fewer residents aged 55-64 (6.6%). This concentration of residents aged 35-44 is notably higher than the national average of 14.2%. According to data from the post-2021 Census, Leppington's population has shifted with the 35-44 age group increasing from 17.2% to 20.2%, and the 5-14 age cohort growing from 14.4% to 16.4%. Conversely, the 25-34 age group decreased from 19.7% to 16.9%, and the 65-74 age group dropped from 6.7% to 4.9%. Demographic projections suggest that Leppington's age profile will significantly change by 2041, with the strongest projected growth in the 35-44 age cohort (203%), adding 6,312 residents to reach a total of 9,417.