St Clair is still affordable — but far from a train
St Clair 2759 · St Marys, Greater Sydney, NSW
St Clair is still relatively affordable to rent, with a median of $680 a week (DCJ, 2026-Q1) — about $100 below the Greater Sydney median; a young, family-heavy area (median age 36). The trade-offs: the nearest train station is a fair way off (St Marys, about 4.0 km).
Mostly free-standing houses, with a median age of 36 and households on a median $2,067 a week at the 2021 Census.
Compiled from ABS regional population (SA2), the 2021 Census, SEIFA 2021, NSW DCJ median rents, NSW DCJ median sale prices, OpenStreetMap and ACARA Schools NSW / NSW Dept of Education · figures current to September 2026.
What it costs to buy
NSW DCJ Rent and Sales Report · 2025-Q4Median sale price from the NSW Department of Communities and Justice's recorded property sales. Compare year-on-year — quarter-to-quarter moves are mostly seasonal noise.
By dwelling type — 2025-Q4 quarter
| Type | Median sale price |
|---|---|
| House | $1,258,000n=54 |
The median sale price across all dwellings in St Clair was $1,250,000, based on sales in postcode 2759, for the 2025-Q4 quarter. That is $50,000 above the Greater Sydney median. By type: a house $1,258,000.
This is the median price of properties recorded as sold this quarter — settlement can lag a purchase decision by weeks, so the most recent quarter can revise slightly as more sales are recorded.
Show every quarter, with the year-on-year change
| Quarter | Median price | Year on year | Greater Sydney |
|---|---|---|---|
| 2025-Q4 | $1,250,000 | — | $1,200,000 |
Sale price data © NSW Department of Communities and Justice, Rent and Sales Report, based on sales in postcode 2759, December 2025 release. Figures are the median for properties sold in the quarter. DCJ suppresses a median where too few properties sold.
What it costs to rent
NSW DCJ Rent and Sales Report · 2026-Q1Median weekly rent for new tenancies, from the NSW Department of Communities and Justice's bond lodgements. Compare year-on-year — quarter-to-quarter moves are mostly seasonal noise.
By dwelling type — 2026-Q1 quarter
| Type | Studio | 1 bed | 2 bed | 3 bed | 4+ bed |
|---|---|---|---|---|---|
| House | — | — | — | $675n=51 | $845n=38 |
| Unit / flat | — | — | $490low sample | — | — |
n is the number of new bonds behind each median — treat a figure marked low sample as indicative only.
The median weekly rent across all dwellings in St Clair was $680, based on new bonds lodged in postcode 2759, for the 2026-Q1 quarter. That is $100 a week below the Greater Sydney median. By type: a 3-bedroom house $675 and a 2-bedroom unit $490.
This is the median rent on new leases signed this quarter, not what existing tenants pay. It usually runs higher than the Census figure.
Show every quarter, with the year-on-year change
| Quarter | Median rent | Year on year | Greater Sydney |
|---|---|---|---|
| 2026-Q1 | $680 | — | $930 |
Rent data © NSW Department of Communities and Justice, Rent and Sales Report, based on new bonds in postcode 2759, March 2026 release. Figures are the median for new bonds lodged in the quarter, not all tenancies. DCJ suppresses a median where too few bonds were lodged.
St Clair on the map
The Australian Bureau of Statistics Statistical Area 2 outline for St Clair, NSW.
Map tiles © OpenStreetMap contributors. Boundary: ABS SA2 (ASGS 2021), simplified — an SA2 can differ from the gazetted suburb, and detached parts such as islands may not all be shown.
How the population has changed
St Clair against the New South Wales average, both set to 100 in the first year shown so the growth rates compare.
St Clair population grew from 20,548 in 2016 to 20,529 in 2025, a change of -0.1% over the period, against the New South Wales average.
Show the data table
| Year | St Clair | New South Wales average |
|---|---|---|
| 2016 | 20,548 | 7,732,858 |
| 2017 | 20,507 | 7,855,316 |
| 2018 | 20,441 | 7,954,476 |
| 2019 | 20,395 | 8,046,748 |
| 2020 | 20,270 | 8,110,610 |
| 2021 | 20,061 | 8,097,062 |
| 2022 | 20,036 | 8,182,098 |
| 2023 | 20,251 | 8,356,387 |
| 2024 | 20,400 | 8,492,050 |
| 2025 | 20,529 | 8,592,524 |
Where the growth is coming from
St Clair gained 1,316 residents from internal migration and 188 from overseas in the year to June 2025, while 1,595 people moved away — a net addition of -91 before natural increase.
- Internal migration in+1,316
- Internal migration out+1,524
- Overseas migration in+188
- Natural increase+220
Components of population change over the sample year. Natural increase is shown apart from migration so the two are not read as one figure.
How it has changed
Census · five-yearlyThe 2016 Census against 2021. Older figures are mapped onto today's boundaries via the ABS Time Series Profile, so comparisons are approximate where borders moved.
| Measure | 2016 | 2021 | Change |
|---|---|---|---|
| Population | 19,895 | 19,942 | +0.2% |
| Median age | 34 | 36 | +2 yrs |
| Median household income | $1,859/wk | $2,067/wk | +11% |
| Median weekly rent | $410/wk | $440/wk | +7.3% |
| Born overseas | 27.1% | 28.3% | +1.2 pts |
Who lives here
Census · five-yearlyFrom the 2021 Census — the most recent available; 2026 Census data isn't expected until mid-2027. Each figure carries its definition, so you know what is being counted.
People
Income
Housing
Work
Household
Country of birth
Language at home
How homes are held
- Owned outright 30.5%
- Mortgaged 46.1%
- Rented 21.2%
- Other / not stated 2.2%
How well-off the area is
Census · five-yearlyThe ABS SEIFA indexes rank every area by relative advantage and disadvantage. Decile 1 is the lowest tenth of Australia; decile 10 is the highest.
- Relative disadvantage (IRSD)Lower decile means more relative disadvantageDecile 5score 999
- Advantage & disadvantage (IRSAD)Higher decile means more relative advantageDecile 5score 976
- Economic resources (IER)Income and housing capacityDecile 8score 1,037
- Education & occupation (IEO)Education and occupational skill levelsDecile 3score 928
Getting around, and what's nearby
OpenStreetMap · quarterlyWhat OpenStreetMap records inside the suburb boundary. Counts reflect what is tagged in OSM and can undercount a real but less-mapped area. The park count here is OpenStreetMap green space of any kind, including privately held land — it is a different measure from the council parks below.
Within the St Clair SA2, OpenStreetMap records 6 schools, 6 childcare and kindergarten centres, 6 GP or clinic locations, 2 supermarkets and 40 green spaces. For families: 1 library and 15 playgrounds. Eating out and socialising: 3 cafés, 6 restaurants and 1 pub or bar. Staying active: 1 gym and 51 sports fields. Also 1 shopping centre. The nearest train station, St Marys, is about 4,000 m from the suburb centre. OpenStreetMap also maps 80 bus stops here.
List every mapped place
Schools
- St Clair Public School
- St Clair High School
- Holy Spirit Primary School
- Blackwell Public School
- Banks Public School
- Clairgate Public School
Childcare & kindergartens
- Harold Wheen Preschool
- Stepping Stones Children's Learning Centre
- Cook Parade Children's Centre
Libraries
- St Clair Branch Public Library
Gyms & fitness
- Snap Fitness
Shopping centres
- St Clair Shopping Centre
GPs & clinics
- St Clair Community Health Centre
- St Clair Medical Practice
- Provincial Medical Centre
- St Clair Mediclinic
- Melville Road Family Medical Centre
- Health Care Medical Centre
Supermarkets
- Woolworths
- Foodworks
Green spaces
- Saunders Park
- Timesweep Drive Reserve
- Cook and Banks Reserve
- Shakespeare Drive Reserve
- Lukes Lane Reserve
- Windrush Circuit Reserve
- Dorothy Radford Reserve
- Arundel Park Drive Reserve
Schools
Every open NSW school whose campus sits inside the SA2 boundary, with the average ICSEA across them. Open a school for its own ICSEA, student background and a link to My School.
The St Clair SA2 contains 6 schools — 5 primary schools and 1 secondary school, of which 5 are government and 1 non-government. Its schools with a published ICSEA average 985 (1000 is the national average); each school's own figure and student background are on its page. NAPLAN results for each school are on its My School profile (ACARA). For area context, St Clair sits in decile 3 of the ABS SEIFA index of education and occupation nationally and 54% of adults here completed Year 12 (Census 2021).
Parts of this SA2 also fall in the catchment of Clairgate Public School (primary), Banks Public School (primary), James Erskine Public School (primary), Blackwell Public School (primary), Colyton High School (secondary), Erskine Park High School (secondary).
Catchments can divide a suburb — confirm your address on EdMap.
Want another suburb? Search the catchment finder.
Show school list
- Banks Public School · State
- Blackwell Public School · State
- Clairgate Public School · State
- Holy Spirit Primary School · Non-Government
- St Clair Public School · State
- St Clair High School · State
School list: NSW Government open data — ACARA Schools NSW, via the NSW data portal, CC BY 4.0. Catchments: NSW Department of Education “School intake zones” dataset, CC BY 4.0. ICSEA: ACARA School Profile. NAPLAN: myschool.edu.au (ACARA).
Nearby, in St Marys
Others in the same ABS district, by population growth. If this one doesn't fit, one of these might.
- HereSt Clair+0.6%
- 01Colyton - Oxley Park+1.5%
- 02St Marys - North St Marys+0.6%
- 03Erskine Park-0.2%
Dots place each suburb's growth on the same scale, slowest at left.
St Clair: common questions
Is St Clair a good place to live?
How much does it cost to rent in St Clair?
What schools are in St Clair?
What amenities and public transport does St Clair have?
Are people moving to St Clair?
Is St Clair an advantaged area?
Weighing up another suburb?
Type a name, then pick from the list. Every suburb is compared to the New South Wales average.