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Housing
o'sullivan beach
South Australia · Census 2021
$820k
+13.4% yr · median house · June 2026
O'Sullivan Beach is a coastal suburb of Onkaparinga.
Median house price
People
Population
1,844
Median age
44 yrs
Income / person / wk
$599
Household income / wk
$1,072
Housing
Median rent / wk
$300
Mortgage / month
$1,200
Culture & community
- Dominant religion
- No religion · 60%
- Top language at home
- Afrikaans · 0%
- No religion
- 60%
- Born overseas
- 20%
- English only at home
- 95%
Local amenities
Amenity score
28/100
Schools
1
Supermarkets
1
Pubs & bars
0
Parks
11
Libraries
0
GP clinics
0
Pharmacies
0
Hospitals
0
Nearest supermarket
0.2 km
Nearest train
1.9 km
Nearest hospital
2.9 km
Distance to coast
0.7 km
NBN
Fixed Line
Amenity counts via © OpenStreetMap contributors (ODbL) & Geoscience Australia HealthDirect (CC BY 4.0). Distance to coast derived from ABS state boundaries (CC BY 4.0).
Schools by sector
Government
1
Catholic
0
Independent
1
Primary
2
Secondary
0
Nearest secondary
2.0 km
School sector & type: ACARA (Australian Curriculum, Assessment and Reporting Authority), School Location dataset.
Local council
- Council (LGA)
- Onkaparinga
- Council population
- 173,382
- Council area
- 518 km²
- Density
- 335/km²
- Federal grants
- $9.89M/yr (2025-26)
- Grants per resident
- $57/yr
Council boundary: ABS ASGS LGA 2024. Federal grants: Financial Assistance Grants, Dept of Infrastructure. All CC BY 4.0.
Representation
- Federal division
- Kingston
- Federal MP
- Amanda Rishworth (ALP)
- Two-party-preferred
- Labor 71% 2PP
- State electorate
- Reynell
- State MP
- Katrine Hildyard (ALP)
Similar suburbs
Closest demographic & amenity profile, nationally.