St Clair vs Cheltenham
St Clair is the younger of the two, with a median age of 32 against 44 in Cheltenham. In both, most households own their home. In Cheltenham, the large majority of homes are detached houses. Houses cost more in Cheltenham: a median of $998,000, against $804,000 in St Clair, though rent is higher in St Clair. On these figures, St Clair tends to suit young adults and buyers on a tighter budget, while Cheltenham suits older residents.
Which one suits you?
There is no overall winner — the suburb that suits a family with school-age kids is routinely the wrong one for someone commuting into the city. So each of these answers its own question, against a checklist you can see, using the same figures in the tables below.
Families with school-age kids
Cheltenham
ahead on 2 of the 6 things we measure here
- has more separate houses rather than flats (80% vs 34%)
- carries lower crime risk (66/100 vs 84/100)
- But St Clair has more schools inside the suburb (2 vs 0)
Weighs schools, house stock, crime, parks, childcare, and who already lives there.
First-home buyers
St Clair
ahead on the one thing that separates them
- has cheaper houses ($804,000 vs $998,250)
Weighs house prices, unit prices, and mortgage stress.
Renters
They split
one each way, out of the 3 things we measure here
- St Clair has a bigger rental market to choose from (41% vs 21%)
- Cheltenham has cheaper rent ($290/wk vs $360/wk)
Weighs rent, rental stress, and how much is for rent.
Commuting to the city
Cheltenham
ahead on the one thing that separates them
- is more walkable (80/100 vs 62/100)
Weighs distance, drive time, rail access, and walkability.
Downsizers and retirees
Cheltenham
ahead on 3 of the 5 things we measure here
- has more residents already 65 and over (20% vs 6%)
- is more walkable (80/100 vs 62/100)
- carries lower crime risk (66/100 vs 84/100)
- But St Clair has more units and townhouses to downsize into (67% vs 20%)
Weighs smaller dwellings, who already lives there, GPs, walkability, and crime.
Investors
St Clair
ahead on the one thing that separates them
- is growing faster (53.9% vs 1.7%)
Weighs population growth.
Where they sit
St Clair and Cheltenham drawn to the same scale. Both outlines are shown together, so the map answers whether they share a border and how their areas compare.
Bars start at zero. Scores, risks and rankings are drawn against their full 0–100 range; other rows are drawn in proportion to the larger of the two.
Side by side, out of 100
Risks are inverted — shown as safety and low exposure — so a longer bar always means better.
Demographics
Cheltenham skews older (44 vs 32); St Clair rents higher ($360/wk vs $290/wk).
| St Clair | Cheltenham | |
|---|---|---|
| Population | 2,634 +15% vs other | 2,236 |
| Population trend (2016 → 2021) | +53.9% | +1.7% |
| Median age | 32 | 44 |
| Median household income | $98,280/yr +19% vs other | $79,768/yr |
| Median weekly rent | $360/wk +19% vs other | $290/wk |
Age profile
Share of residents in each band, 2021 Census.
Bars are drawn against the largest share shown (26.0%).
Who lives together
Household composition, 2021 Census.
Who owns and who rents
Occupied private dwellings by tenure, 2021 Census.
Qualifications
Highest non-school qualification, residents 15+, 2021 Census.
Bars are drawn against the largest share shown (21.0%).
Where residents were born
Largest overseas birthplaces, as a share of all residents, 2021 Census. A dash means that country is not among the suburb's own eight largest.
Bars are drawn against the largest share shown (6.2%).
What people live in
Occupied private dwellings by structure, 2021 Census.
Property market
| St Clair | Cheltenham | |
|---|---|---|
| Median house price | $804,000 | $998,250 |
| Median unit price | $561,000 | $590,000 |
| Median land price | — same for both | |
| Typical days to sell (houses) | 24 days from 34 sales | 16 days from 18 sales |
House price by bedroom count
Only bed counts both suburbs published enough sales for. Sale counts are shown because the buckets differ in depth.
25 vs 5 sales
14 vs 21 sales
14 vs 14 sales
Zoning mix
| St Clair | Cheltenham | |
|---|---|---|
| Residential | 98% | 75% |
| Infrastructure and transport | 0% | 11% |
| Industrial | 0% | 5% |
| Parks and recreation | 0% | 5% |
| Commercial | 2% | 5% |
| Zoning sets what may be built, not what is there today. A single address can sit in a different zone to the suburb around it. Zones as at 2026-09. | ||
Development activity
| St Clair | Cheltenham | |
|---|---|---|
| New dwellings approved | 1,636 across Charles Sturt same for both | |
| Approvals change year on year | +109% same for both | |
Gross rental yield
| St Clair | Cheltenham | |
|---|---|---|
| Houses | 4.7% $680/wk on $758K | — |
| Units | — same for both | |
Ranking within SA
| St Clair | Cheltenham | |
|---|---|---|
| House price | Higher than 49% of SA | Higher than 52% of SA |
| Income | Higher than 77% of SA | Higher than 54% of SA |
| Schools | — same for both | |
| Walkability | Higher than 85% of SA | Higher than 92% of SA |
| Affordability | Higher than 76% of SA | Higher than 43% of SA |
| EV adoption | Higher than 82% of SA | Higher than 77% of SA |
| NBN connectivity | Higher than 98% of SA | Higher than 82% of SA |
| Rental yield (houses) | Higher than 92% of SA | — |
Liveability
Cheltenham is more walkable (80 vs 62).
| St Clair | Cheltenham | |
|---|---|---|
| Grade | B same for both | |
| Score | 53/100 | 54/100 |
| Socio-economic band | very advantaged area decile 9/10 | mid-range socio-economic decile 5/10 |
Risk profile
St Clair carries more crime risk (84 vs 66).
| St Clair | Cheltenham | |
|---|---|---|
| Bushfire | None 0/100 same for both | |
| Crime | High 84/100 | Moderate 66/100 |
| Flood | High 72/100 | High 76/100 |
| Coastal erosion | None 0/100 same for both | |
| Aircraft noise | None 0/100 same for both | |
| Industrial facilities nearby | 27 within 5 km | 25 within 5 km |
Schools
| St Clair | Cheltenham | |
|---|---|---|
| Inside the suburb | 2 | 0 |
| Rated above peers | 1 | 0 |
| Rated at peers | 0 same for both | |
| Rated below peers | 0 same for both | |
| Universities within 10 km | 3 Adelaide University, Adelaide City Campus, 8.8 km | 3 Adelaide University, Adelaide City Campus, 9.5 km |
| Full-time students aged 15–24 | 3.9% | 2.3% |
Schools in St Clair
- Woodville High School Government · Secondary above peers
- Sports College South Australia - St. Clair YMCA Recreation Centre Independent · Secondary
Schools in Cheltenham
No schools recorded inside this suburb's boundary. Children here will be zoned to schools nearby.
Amenities in the suburb
| St Clair | Cheltenham | |
|---|---|---|
| Supermarkets | 1 | 0 |
| Cafes & restaurants | 1 | 0 |
| Parks & reserves | 1 | 0 |
| Childcare | 1 same for both | |
| GPs | 1 | 0 |
Mobility
| St Clair | Cheltenham | |
|---|---|---|
| Walkability score | 62/100 | 80/100 |
| Distance to Adelaide | 10.4 km | 11 km +6% vs other |
| Drive time (normal traffic) | 19 min same for both | |
| Public transport score | 95/100 Rail · Bus | 86/100 Rail · Bus |
| Peak arrivals per hour | 53.5 7-9am + 5-7pm | 24.5 7-9am + 5-7pm |
| Median peak wait | 1 min scheduled, not actual same for both | |
| Electric vehicle share | 1.2% postcode 5011 | 0.9% postcode 5014 |
| Rooftop solar per 100 dwellings | 48 postcode 5011 | 48 postcode 5014 |
How people get to work
Method of travel on census day 2021 — which fell during COVID restrictions, so working from home is inflated and every travel mode understated.
Bars are drawn against the largest share shown (75.2%).
Setting
| St Clair | Cheltenham | |
|---|---|---|
| Elevation | 6 m above sea level, at the suburb centre | 8 m above sea level, at the suburb centre |
| Distance to the ocean | 5.0 km | 4.3 km 4.3 km to a named beach |
NBN connectivity
| St Clair | Cheltenham | |
|---|---|---|
| Connectivity score | 95/100 | 70/100 |
| Most common technology | Fibre to the premises | Fibre to the node |
| Full-fibre (FTTP) share | 89% 1,523 premises | 45% 1,078 premises |
Climate
| St Clair | Cheltenham | |
|---|---|---|
| Annual rainfall | 457 mm same for both | |
| Summer max (Jan) | 29.1°C same for both | |
| Winter min (Jul) | 8.5°C same for both | |
Air quality (annual mean)
| St Clair | Cheltenham | |
|---|---|---|
| PM2.5 | 4.5 µg/m³ same for both | |
| PM10 | 20.3 µg/m³ same for both | |
| NO₂ | — same for both | |
Council rates
| St Clair | Cheltenham | |
|---|---|---|
| Average residential rate | $1,726/yr same for both | |
| Council | Charles Sturt same for both | |
Federal electorate
| St Clair | Cheltenham | |
|---|---|---|
| Division | Hindmarsh same for both | |
| Member | Mark Butler same for both | |
| Party | Australian Labor Party same for both | |
First Home Owner Grant
| St Clair | Cheltenham | |
|---|---|---|
| Grant amount | $15,000 same for both | |
| Property price cap | — same for both | |
| Eligibility | New same for both | |
Tags
St Clair
Cheltenham
More comparisons
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Information shown is provided as-is from Australian government and commercial data sources.
Always verify with the relevant authority before making property decisions.
See Data Sources and How We Calculate for details.