St Helens Park
Nearly 9 in 10 homes in St Helens Park are separate houses (89.4%), yet the suburb is not simply a detached-family enclave: 29.3% of households rent and 29.2% of residents work from home. Its 6,647 residents have a median age of 33, which is 7.0 years below the national figure, while household income sits at the 66.9th percentile. Compared with nearby Campbelltown's more central setting, St Helens Park reads as a lower-rise, mortgage-belt suburb, with 48.7% of homes owned with a mortgage. The combination of 3.0-person households, 53.2% three-bedroom homes and 42.7% four-plus-bedroom homes points to established family demand, although car dependence remains material.
Population
6,647
Median Age
33.0
Household IncomeiMedian weekly household income (ABS Census)
$1,850/wk
DAs (12 months)iDevelopment Applications lodged in the past year
19
Homebuyers are choosing a strongly detached housing market: 89.4% of dwellings are separate houses, compared with 0.6% apartments and 10.0% semi-detached homes. The bedroom mix is practical for families because 53.2% of homes have three bedrooms and 42.7% have four or more, aligning with the 3.0-person average household size. Mortgage holders make up 48.7% of tenure, higher than the 21.4% owned outright and 29.3% rented. A monthly mortgage figure of $1,966 sits alongside weekly household income of $1,850, while mortgage payments equal 24.5% of income. Compared with smaller-dwelling markets, the trade-off is more space but greater exposure to car-based living.
For Buyers
Homebuyers are choosing a strongly detached housing market: 89.4% of dwellings are separate houses, compared with 0.6% apartments and 10.0% semi-detached homes. The bedroom mix is practical for families because 53.2% of homes have three bedrooms and 42.7% have four or more, aligning with the 3.0-person average household size. Mortgage holders make up 48.7% of tenure, higher than the 21.4% owned outright and 29.3% rented. A monthly mortgage figure of $1,966 sits alongside weekly household income of $1,850, while mortgage payments equal 24.5% of income. Compared with smaller-dwelling markets, the trade-off is more space but greater exposure to car-based living.
For Investors
Investor appeal rests on a conventional rental base rather than apartment density. Renting accounts for 29.3%, above outright ownership at 21.4%, and the weekly median rent is $400. A 3.0% vacancy rate suggests tenants have options, so dwelling condition, street appeal and leasing demand still need to be assessed. Twenty development lodgements in 12 months include secondary dwellings and alterations, which may support incremental rental supply rather than a large apartment pipeline. Compared with a high-density investment market, the 89.4% separate-house share means maintenance, land value and tenant-family demand matter more than strata amenity. Household income at the 66.9th percentile and mortgage-to-income at 24.5% provide local financial depth, but neither replaces a property-level yield and cash-flow test.
Development Activity
Total DAs
96
Last 12 Months
19
YoY ChangeiYear-over-year change in DA lodgements
+5.6%
Avg DA CostiAverage estimated cost per DA in the past year
N/A
Monthly DA Lodgements
DA Categories
Schools in St Helens Park
Open-register school locations for education access. This is not a school-quality ranking.
Demographics
St Helens Park has a young resident base: the median age is 33, or 7.0 years below the national figure, and average household size is 3.0 people, 0.5 above the national average. University attainment is 23.5%, 6.6 percentage points below the national comparison, while 24.3% were born overseas, 2.7 points above it. English is the leading reported ancestry at 2,017 people, followed by Other at 1,274, Irish at 480 and Scottish at 455. Christianity counts 3,586 adherents, no religion 1,931 and Islam 413. Compared with nearby Rosemeadow, the useful planning lens is household composition: couples with children represent 48.6% of families and one-parent families 24.0%, supporting demand for schools, parks and larger homes.
Age Distribution
Bedrooms
Dwelling Structure
89.4%
Houses
10.0%
Townhouse
0.6%
Apartment
Tenure
Housing is overwhelmingly low-rise and owner-occupied or mortgaged. Separate houses account for 89.4%, compared with 0.6% apartments and 10.0% semi-detached dwellings. The tenure split is mortgage-heavy: 48.7% are paying a mortgage, versus 21.4% owned outright and 29.3% rented. Three-bedroom homes make up 53.2%, while 42.7% have four or more bedrooms, matching the 3.0-person average household size because family households are prominent: 48.6% of families are couples with children and 24.0% are one-parent families. Weekly household income is $1,850, rent is $400 and the mortgage-to-income ratio is 24.5%, so affordability is better read through ongoing costs than dwelling type alone. Compared with apartment-oriented suburbs, the trade-off is more private space and less compact tenure diversity.
Mortgage / mo
$1,966
Rent / wkiMedian weekly rent for new bonds (April to June 2026), NSW Rental Bond Board (DCJ). Census 2021 median: $400.
$600
Bond data Jun 2026 · houses $630 · units $500
HH Size
3.0
Personal Income / wk
$794
Vacancy Ratei% of dwellings unoccupied on Census night (ABS 2021)
3.0%
Unoccupied
66
Rent / IncomeiMedian rent as % of household income. Over 30% = housing stress
21.6%
Mortgage / IncomeiMedian mortgage as % of household income. Over 30% = housing stress
24.5%
Community Profile
Languages Spoken at Home
Ancestry
Household Composition
48.6%
Couples with children
26.1%
Couples, no children
24.0%
Single parent
1,846
Total families
Economy & Employment
Healthcare is the standout employment industry at 20.0% and 350 workers, followed by Education at 11.8% and 207, Construction at 9.4% and 164, Retail at 8.8% and 154, and Public Administration at 8.5% and 148. This mix gives St Helens Park exposure to essential services and trades because the top five span care, education, building, shops and government. Among occupations, Clerical/Admin leads at 474, ahead of Trades at 407, Professionals at 404, Community/Personal at 393 and Machinery/Drivers at 380. The labour force numbers 3,200, participation is 62.9%, unemployment is 4.9% and full-time employment is 54.9%. Household income at the 66.9th percentile is above the national midpoint, but the local economy is less professional-only than that position might suggest because trades and driver roles remain substantial.
Unemployment
4.9%
Labour Force
3,200
Unemployed
157
Source: ABS Census 2021
Socio-Economic Indexes (SEIFA)iABS index ranking suburbs from 1 (most disadvantaged) to 10 (most advantaged)
Full-time
54.9%
Part-time
26.9%
Participation
62.9%
Employed
3,043
Full-time and part-time are shares of the employed. Source: ABS Census 2021
Occupations
Top Industries
University
23.5%
Postgraduate
5.2%
Born Overseas
24.3%
Dwellings
2,141
Transport to Work
Day-to-day life is car-oriented. Car drivers account for 62.0% of residents, far higher than public transport use at 2.2% and walking or cycling at 0.7%; 29.2% work from home, which can reduce some commuting pressure. Two government primary schools are in the local mix: St Helens Park Public School and Woodland Road Public School. Their published type is primary and their sector is government, so families should check the exact enrolment zone and travel route rather than infer access from the suburb name. With an area of 5.16 square kilometres, a population of 6,647 and density of 1,287.0 people per square kilometre, local convenience depends on where a home sits within the suburb. Compared with transit-led suburbs, the practical advantage is easier car-based household logistics, while the cost is greater reliance on driving.
Drive
62.0%
Public Transport
2.2%
Walk / Cycle
0.7%
Work from Home
29.2%
National Ranking iPercentile rank among ~15,000 AU suburbs. 90% = higher than 90% of suburbs
How St Helens Park compares to ~15,000 Australian suburbs
Frequently Asked Questions
Is St Helens Park a good suburb to live in?
St Helens Park can suit households seeking detached homes and a family-oriented layout. Separate houses account for 89.4%, the median age is 33 and average household size is 3.0. The trade-off is transport: 62.0% drive to work compared with 2.2% using public transport, so the right fit depends on commuting needs, school routes and access to a car.
What is the median house price in St Helens Park?
Check recent settled sales, current listings and lender valuations for the median house price before making an offer. The suburb's stock is 89.4% separate houses, with 53.2% three-bedroom and 42.7% four-plus-bedroom homes, so the result can vary materially by land, condition and bedroom count.
What schools are in St Helens Park?
St Helens Park Public School and Woodland Road Public School are both government primary schools. Check the exact enrolment zone for an address, as boundaries can differ within the 5.16 square kilometre suburb. Confirm current capacity, programs and transport before choosing a home.
Is St Helens Park safe?
Use current NSW Police incident information and inspect the exact street at different times before deciding. A suburb-wide label cannot replace local checks across 5.16 square kilometres and 6,647 residents, particularly where routes, lighting and nearby activity differ.
Is St Helens Park good for property investment?
It may suit a strategy seeking detached family rentals, but property-level numbers matter. Weekly rent is $400, vacancy is 3.0%, renting households are 29.3% and 20 development lodgements occurred over 12 months. Compare expected rent with purchase costs, maintenance, insurance and finance before estimating yield.
How is St Helens Park's population changing?
St Helens Park has 6,647 residents, and the current mobility pattern is relatively stable: 82.9% stayed at the same address while turnover was 17.1%. Twenty development lodgements in 12 months point to ongoing incremental change. Compare future plans with actual dwelling completions and local infrastructure before assuming rapid growth.
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.
Explore St Helens Park on the Map
View parcels, zoning overlays, DA applications, schools and more.
Open Interactive Map