Leppington
With 9,423 residents, a median age of 32 and 95.7% of homes detached, Leppington reads as a young, family-focused growth suburb rather than an apartment market. The 50.7% mortgage share and 74.4% four-bedroom-plus dwelling share point to households buying space because new estates favour larger lots and homes. Household income sits at the 87.4th percentile, higher than the national norm, while 40.9% of residents were born overseas. Compared with nearby Austral and Oran Park, Leppington is more visibly shaped by new housing supply, internal migration and a 4.77% annual growth forecast.
Population
9,423
Median Age
32.0
Household IncomeiMedian weekly household income (ABS Census)
$2,275/wk
DAs (12 months)iDevelopment Applications lodged in the past year
610
Leppington suits buyers prioritising a detached family home because separate houses account for 95.7% of dwellings and 4-plus-bedroom homes make up 74.4%. The affordability test is repayment capacity: mortgage commitments equal 27.4% of household income and mortgage stress is not flagged, although the monthly mortgage figure is $2,700. Weekly rent of $550 provides a holding-cost reference. Mortgage tenure is 50.7%, higher than the 22.5% outright-owned share, showing many households are still paying down loans. Check settled sales by estate, because land size and new-release pricing can vary.
For Buyers
Leppington suits buyers prioritising a detached family home because separate houses account for 95.7% of dwellings and 4-plus-bedroom homes make up 74.4%. The affordability test is repayment capacity: mortgage commitments equal 27.4% of household income and mortgage stress is not flagged, although the monthly mortgage figure is $2,700. Weekly rent of $550 provides a holding-cost reference. Mortgage tenure is 50.7%, higher than the 22.5% outright-owned share, showing many households are still paying down loans. Check settled sales by estate, because land size and new-release pricing can vary.
For Investors
Investors are entering a high-supply, high-growth setting because new housing is being added quickly. Weekly rent is $550, renting accounts for 25.2% of tenure and vacancy is 5.8%, so tenant competition and holding costs deserve attention rather than a simple yield assumption. Development activity totals 594 applications over 12 months, which can add competing stock but also attract incoming households. The 4.77% annual growth trend, driven by internal migration, is higher than a mature-suburb pace. Check estate-level rents, incentives, insurance and transport access before relying on suburb-wide averages.
Development Activity
Total DAs
2,776
Last 12 Months
610
YoY ChangeiYear-over-year change in DA lodgements
+20.1%
Avg DA CostiAverage estimated cost per DA in the past year
N/A
Monthly DA Lodgements
DA Categories
Schools in Leppington
Open-register school locations for education access. This is not a school-quality ranking.
Demographics
Leppington's median age is 32, which is 8.0 years below the national comparison, and its 40.9% overseas-born share is 19.3 percentage points above the national figure. University qualification is 42.6%, or 12.5 points above the national comparison, supporting a sizeable professional base alongside family households averaging 3.2 people, 0.7 above the national level. This combination helps explain demand for larger homes and schools. Ancestry responses include English 1,331, Indian 778, Italian 768 and Chinese 461, while Arabic, Hindi, Urdu, Nepali and Bengali are leading listed languages. The 67.8% stayed rate is higher than the 32.2% turnover rate, suggesting continuity despite internal migration.
Age Distribution
Bedrooms
Dwelling Structure
95.7%
Houses
0.8%
Townhouse
0.4%
Apartment
Tenure
Leppington's housing stock is unusually detached: 95.7% separate houses, 0.8% semi-detached dwellings and 0.4% apartments. Four-bedroom-plus homes account for 74.4%, compared with 15.4% for three-bedroom homes, because the built form is geared to larger households rather than compact living. Tenure is led by mortgages at 50.7%, followed by outright ownership at 22.5% and renting at 25.2%. Mortgage costs equal 27.4% of household income and rent equals 24.2%, with neither stress flag activated. The 3.2-person average household size is 0.7 above the national comparison, making Leppington more family-oriented than apartment-heavy neighbouring markets.
Mortgage / mo
$2,700
Rent / wkiMedian weekly rent for new bonds (April to June 2026), NSW Rental Bond Board (DCJ). Census 2021 median: $550.
$810
Bond data Jun 2026 · houses $823 · units $510
HH Size
3.2
Personal Income / wk
$910
Vacancy Ratei% of dwellings unoccupied on Census night (ABS 2021)
5.8%
Unoccupied
176
Rent / IncomeiMedian rent as % of household income. Over 30% = housing stress
24.2%
Mortgage / IncomeiMedian mortgage as % of household income. Over 30% = housing stress
27.4%
Community Profile
Languages Spoken at Home
Ancestry
Household Composition
58.4%
Couples with children
30.7%
Couples, no children
9.5%
Single parent
2,564
Total families
Economy & Employment
Healthcare leads Leppington's local industry mix at 17.9%, followed by education at 10.6%, construction at 10.0%, professional and technical services at 8.5% and finance at 8.3%. That spread supports a mixed employment base because the occupation profile includes 1,067 professionals, 642 clerical and administrative workers, 568 managers and 506 trades workers. Labour-force participation is 63.9%, unemployment is 4.9% and full-time work is 58.6%, supporting household income at the 87.4th percentile. IRSAD sits in decile 8, above the IRSD decile 7 and IEO decile 6, while IER reaches decile 10, pointing to strong economic resources alongside varied education and occupation outcomes.
Unemployment
4.9%
Labour Force
4,476
Unemployed
221
Source: ABS Census 2021
Socio-Economic Indexes (SEIFA)iABS index ranking suburbs from 1 (most disadvantaged) to 10 (most advantaged)
Full-time
58.6%
Part-time
28.0%
Participation
63.9%
Employed
4,255
Full-time and part-time are shares of the employed. Source: ABS Census 2021
Occupations
Top Industries
University
42.6%
Postgraduate
11.9%
Born Overseas
40.9%
Dwellings
2,849
Transport to Work
Daily life is car-oriented because 52.7% travel as a car driver, compared with 2.4% using public transport and 0.5% walking or cycling. A further 41.3% work from home, which can reduce commuting pressure but increases the value of reliable local services and internet access. Education access includes 1 named local government primary school, Leppington Public School; families should check enrolment zones and secondary pathways against the exact address. IRSAD is in decile 8 and density is 462.4 people per square kilometre, supporting practical services as new estates fill. For personal safety decisions, check current NSW Police incident information for the specific street and compare the latest 12-month pattern.
Drive
52.7%
Public Transport
2.4%
Walk / Cycle
0.5%
Work from Home
41.3%
Population Forecast
+4.77%/yr
(+1,007 people/yr)
High GrowthLeppington sits in a high-growth cycle because annual growth is 4.77% and internal migration is the primary driver. Population change across the wider area is 170.5% over 10 years, while the shift trajectory is Rejuvenating, consistent with a young-resident base and a 4.4-point lift in the young share. The senior share has fallen 3.2 points and real income growth is 47.6%, which can reinforce demand for new family housing. The gentrification score is 0; its stage is New development, while the broader shift label is Not gentrifying. This pace is higher than a stable established-suburb trajectory, but infrastructure delivery and construction volume remain important checks.
Historical + Forecast
Hamilton-Perry + Holt smoothing on ERP 2001-2025
Age Cohort Forecast
Primary Driver
Internal Migration
Net Overseas / yr
+156
Net Internal / yr
+1,618
Gentrification Signal
New development
National Ranking iPercentile rank among ~15,000 AU suburbs. 90% = higher than 90% of suburbs
How Leppington compares to ~15,000 Australian suburbs
Frequently Asked Questions
Is Leppington a good suburb to live in?
Yes, it can suit households wanting space and a newer detached setting. Leppington has 9,423 residents, a median age of 32 and 95.7% separate houses, while household income sits at the 87.4th percentile. Check commute times, enrolment zones and estate-specific services, because car dependence is high at 52.7%.
What is the median house price in Leppington?
Use recent settled sales to establish Leppington's current median, especially by estate. The suburb is heavily detached, with 95.7% separate houses, and 74.4% of dwellings have 4 or more bedrooms, so the median can move with land size, build age and the mix of new releases.
What schools are in Leppington?
Leppington Public School is the named local option, and it is a government primary school. Families should confirm the enrolment zone and secondary pathway for the exact address, particularly as development activity includes 594 applications over 12 months. The suburb's 3.2-person average household size and 58.4% couples-with-children share indicate why school access matters to many households.
Is Leppington safe?
Safety should be assessed at address level rather than assumed across every pocket. Check current NSW Police incident information and compare the latest 12-month pattern before deciding. Leppington has 9,423 residents and density of 462.4 people per square kilometre, so activity can vary across established and newly built areas.
Is Leppington good for property investment?
It can suit a long-term investor who accepts new-estate supply and infrastructure risk. Weekly rent is $550, vacancy is 5.8% and 594 development applications were recorded over 12 months, so rental competition may rise as stock completes. The 4.77% annual growth trend, driven by internal migration, is higher than a mature-suburb pace, but investors should verify achieved rents, insurance, transport and resale demand by estate.
How is Leppington's population changing?
Leppington has 9,423 residents today, and population change across the wider area is 170.5% over 10 years. The trajectory is Rejuvenating, annual growth is 4.77% and internal migration is the primary driver. The young share has risen 4.4 points while the senior share has fallen 3.2 points, so demand is being shaped more by incoming younger households than by ageing.
What languages are spoken in Leppington?
Overseas-born residents account for 40.9% of Leppington's population, which is 19.3 percentage points above the national comparison. Arabic is the leading listed language with 239 speakers, followed by Hindi at 158, Urdu at 156, Nepali at 143 and Bengali at 100. This mix supports a broad range of cultural and language needs in schools, services and local businesses.
What development is happening in Leppington?
Development is a major feature: 594 applications were recorded over 12 months, including new dwelling houses and residential accommodation. The suburb is classified as high growth, with a 4.77% annual trend and internal migration as the primary driver. Gentrification score is 0 and the stage is New development, so buyers should inspect construction timing, street completion, traffic and future services before committing.
How to read these comparisons
Phrases like "above the national average" reference the unweighted median across Australian suburbs with more than 1,000 residents, not population-weighted national figures. Suburb-level medians are more useful for ranking suburbs against each other; ABS census headlines are population-weighted (so dominated by Sydney and Melbourne) and can read very differently.
Current baseline (refreshed 2026-05-10): median age 40, university-educated 30.1%, born overseas 21.6%, average household size 2.5 people.
Data sources: ABS 2021 Census (demographics, income, tenure), state education open registers (school locations), state Crime Statistics agencies (offences), council DA portals (development applications). Population forecasts use a Hamilton-Perry cohort model calibrated to ABS ERP.
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