Horningsea Park
A 0.98 km2 pocket of southwest Sydney where 98.7% of dwellings are separate houses yet the median age of 32 sits 8 years below the national figure, two facts that together define what is here: large family homes occupied by a young, internationally connected population. Household income ranks in the 91.8th percentile nationally, yet the suburb holds the mortgage-belt identity because 59.1% of residents carry a mortgage. Overseas-born residents reach 39.4%, which is 17.8 percentage points above the national average, and overseas migration now drives growth at 94 net arrivals per year, more than four times the internal outflow of 22 departures annually.
Population
3,673
Median Age
32.0
Household IncomeiMedian weekly household income (ABS Census)
$2,457/wk
DAs (12 months)iDevelopment Applications lodged in the past year
78
Median House
$728K
2024-2025 (PSI derived)
The median house price stands at $728,070 in a suburb where household income ranks in the 91.8th percentile nationally. The stock is overwhelmingly separate houses at 98.7% of dwellings, with apartments at just 0.5%. Families dominate: 74.2% of homes have 4 or more bedrooms and average household size of 3.5 persons is 1.0 above the national figure. Monthly mortgage repayments average $2,253, giving a mortgage-to-income ratio of 21.2%, comfortably below the 30% stress threshold. The 84.6% residential stability rate reflects buyer commitment, consistent with 59.1% of residents carrying a mortgage on a home they intend to hold long-term.
For Buyers
The median house price stands at $728,070 in a suburb where household income ranks in the 91.8th percentile nationally. The stock is overwhelmingly separate houses at 98.7% of dwellings, with apartments at just 0.5%. Families dominate: 74.2% of homes have 4 or more bedrooms and average household size of 3.5 persons is 1.0 above the national figure. Monthly mortgage repayments average $2,253, giving a mortgage-to-income ratio of 21.2%, comfortably below the 30% stress threshold. The 84.6% residential stability rate reflects buyer commitment, consistent with 59.1% of residents carrying a mortgage on a home they intend to hold long-term.
For Investors
Rental demand is tight: 19.9% of dwellings are rented, weekly rent is $530 and the vacancy rate of 2.1% is low. Overseas migration of 94 net arrivals per year is the primary growth driver, supporting a steady tenant pool from new arrivals before they purchase. Development activity reached 72 applications in 12 months, mostly complying certificates on existing homes rather than new supply, so stock growth is constrained. Population grew 47.5% over 10 years, well above the NSW average, and the medium forecast projects the catchment exceeding 16,000 by 2031. Gross yield on a $728,070 median at $530 weekly rent runs near 3.8%, above the typical inner-Sydney figure.
Development Activity
Total DAs
123
Last 12 Months
78
YoY ChangeiYear-over-year change in DA lodgements
+1200.0%
Avg DA CostiAverage estimated cost per DA in the past year
N/A
Monthly DA Lodgements
DA Categories
Schools in Horningsea Park iICSEA: school advantage index. 1000 = national avg, higher = more advantaged
John Edmondson High School
7-12 · 1084 students
Demographics
The median age of 32 is 8 years below the national figure, and household size of 3.5 is 1.0 above national, because this is a suburb of families: 1,590 households are couples with children versus just 418 couples without. Overseas-born residents at 39.4% sit 17.8 percentage points above the national average. The top ancestries are Italian (306), Lebanese (231) and Chinese (161), and Arabic (156 speakers), Hindi (70) and Italian (37) lead non-English languages. University qualifications at 36.4% are 6.3 points above national, pointing to a workforce-age population with professional credentials, consistent with Professionals being the largest occupation group at 358 workers.
Age Distribution
Bedrooms
Dwelling Structure
98.7%
Houses
0.8%
Townhouse
0.5%
Apartment
Tenure
The stock is 98.7% separate houses, one of the highest rates in NSW, with apartments at 0.5% and semi-detached at 0.8%. Bedroom size is notably large: 74.2% of homes have 4 or more bedrooms and 24.0% have 3 bedrooms. Tenure splits into 59.1% mortgage, 21.0% owned outright and 19.9% renting. Both rent-to-income (21.6%) and mortgage-to-income (21.2%) sit below stress thresholds, which is a positive affordability signal compared to much of greater Sydney. Recorded price history shows $1,060,000 in 2024 and $690,000 in 2025; the PSI-derived median is $728,070. The small transaction volume in a 0.98 km2 suburb means individual sales can shift recorded medians materially.
Median House Price Trend
Source: State Valuer-General
Mortgage / mo
$2,253
Rent / wk
$530
HH Size
3.5
Personal Income / wk
$825
Vacancy Ratei% of dwellings unoccupied on Census night (ABS 2021)
2.1%
Unoccupied
22
Rent / IncomeiMedian rent as % of household income. Over 30% = housing stress
21.6%
Mortgage / IncomeiMedian mortgage as % of household income. Over 30% = housing stress
21.2%
Community Profile
Languages Spoken at Home
Ancestry
Household Composition
12.2%
Couples, no children
3,419
Total families
Economy & Employment
Healthcare leads local employment at 16.7% (181 workers), followed by Education at 14.3% (155) and Construction at 8.7% (95). By occupation, Professionals (358) and Clerical/Admin (275) are the two largest groups, ahead of Managers (216). The full-time employment rate is 66.6% and unemployment is 5.1%, slightly above the national average. The participation rate of 52.1% reflects 974 residents not in the labour force, consistent with a suburb where family formation is at peak and one partner often remains home. Household income ranking in the 91.8th percentile nationally confirms that working households earn well above average, sustaining the mortgage commitments that 59.1% of residents carry.
Unemployment
3.0%
Labour Force
8,086
Unemployed
245
Quarterly Trend
Source: SALM Dec-25
Socio-Economic Indexes (SEIFA)iABS index ranking suburbs from 1 (most disadvantaged) to 10 (most advantaged)
Full-time
66.6%
Part-time
28.3%
Participation
52.1%
Employed
1,432
Occupations
Top Industries
University
36.4%
Postgraduate
7.4%
Born Overseas
39.4%
Dwellings
1,009
Transport to Work
Car dependence is near-total: 91.2% of residents drive to work and only 1.2% use public transport, low even by southwest Sydney standards. Walked or cycled accounts for 0.5%. No schools are recorded within the 0.98 km2 boundary, so families use neighbouring schools. Only 5.1% of residents (180 people) need daily assistance and the volunteering rate is 8.6%, pointing to a stable, self-sufficient community. Housing stress is absent: rent-to-income at 21.6% and mortgage-to-income at 21.2% both sit below stress thresholds, positive compared to much of greater Sydney. The 84.6% five-year residential stability rate confirms that most households settle and stay, rather than treating the suburb as a stepping stone.
Drive
91.2%
Public Transport
1.2%
Walk / Cycle
0.5%
Work from Home
N/A
Population Forecast
+2.14%/yr
(+302 people/yr)
EstablishedThe suburb expanded 47.5% over 10 years, well above the NSW average, driven by overseas migration of 94 net arrivals per year against an internal outflow of just 22. Annual growth is 2.14%, adding roughly 302 persons per year. The trajectory is aging: the senior share rose 3.7 points and the young share fell 2.3 points, though median age of 32 remains 8 years below national. Affordability worsened from 62.8% in 2011 to 65.6% in 2021. The gentrification composite score of 17 classifies the suburb as not gentrifying, so price pressure reflects demand rather than displacement. Medium forecasts project the catchment reaching 16,229 by 2031.
Historical + Forecast
Hamilton-Perry + Holt smoothing on ERP 2001-2025
Age Cohort Forecast
Primary Driver
Overseas Migration
Net Overseas / yr
+94
Net Internal / yr
-22
Gentrification Signal
Not gentrifying
Population +51% since 2011
National Ranking iPercentile rank among ~15,000 AU suburbs. 90% = higher than 90% of suburbs
How Horningsea Park compares to ~15,000 Australian suburbs
Frequently Asked Questions
Is Horningsea Park a good suburb to live in?
Horningsea Park suits families seeking large homes at a median of $728,070 with low housing stress (mortgage-to-income 21.2%). Household income ranks in the 91.8th percentile nationally. The main trade-off is car dependence: 91.2% of residents drive to work and public transport use is just 1.2%, so access to rail or bus services is limited.
What is the median house price in Horningsea Park?
The median house price is $728,070 based on 2024-2025 PSI derived data. Price history shows significant movement: $1,060,000 in 2024 shifting to $690,000 in 2025, reflecting limited transaction volumes in this small 0.98 km2 suburb. Weekly rent averages $530 and monthly mortgage repayments run approximately $2,253.
What schools are in Horningsea Park?
No schools are recorded within the Horningsea Park suburb boundary in this dataset. Families rely on schools in neighbouring suburbs across the Liverpool and Fairfield local government areas. University qualifications reach 36.4% of residents, which is 6.3 percentage points above the national figure, suggesting strong educational attainment despite no local school.
Is Horningsea Park safe?
Detailed crime statistics are not available for Horningsea Park in this dataset. As an indirect indicator, housing stress is absent with both rent-to-income (21.6%) and mortgage-to-income (21.2%) below stress thresholds, and 84.6% of residents stayed in the same address for 5 years, suggesting a stable, settled community of 3,673 people.
Is Horningsea Park good for property investment?
The vacancy rate of 2.1% is low, supporting rental demand, and weekly rent is $530 against a $728,070 median, giving a gross yield around 3.8%. Overseas migration of 94 net arrivals per year is the primary growth driver. Population grew 47.5% over the decade, well above state average. Development activity of 72 applications in 12 months shows owner investment but limited new supply.
How is Horningsea Park's population changing?
Population growth runs at 2.14% annually, adding around 302 persons per year. The 10-year growth rate of 47.5% is well above NSW average. Overseas migration of 94 net arrivals per year drives growth, while internal migration averages a net outflow of 22 per year. The medium forecast projects the broader catchment reaching over 16,000 by 2031.
What languages are spoken in Horningsea Park?
About 39.4% of residents were born overseas, which is 17.8 percentage points above the national figure. Arabic (156 speakers), Hindi (70) and Italian (37) are the most common non-English languages. The ancestry mix includes Italian (306), Lebanese (231) and Chinese (161) communities, reflecting a strongly multicultural suburb of 3,673 residents.
How much development is happening in Horningsea Park?
There were 72 development applications lodged in the past 12 months, including new dwelling houses and pool additions. Most are complying development certificates on existing properties rather than new-supply subdivisions, consistent with an established owner-occupier community of 98.7% separate houses investing in upgrades rather than greenfield construction.
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 Valuer-General (house prices), Department of Jobs SALM (unemployment), ACARA (school ICSEA), 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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