Suburb profile
O'Sullivan Beach SA 5166
O'Sullivan Beach is located in the Adelaide South region of South Australia, postcode 5166. It has 1,103 properties across 41 streets, mostly houses. Explore every street in O'Sullivan Beach, its property history, homes for sale and rent, who lives there, and the local agents.
About O'Sullivan Beach
O'Sullivan Beach, SA 5166, sits in the Adelaide South region and neighbours Christies Beach and Lonsdale. Its 41 streets hold 1,103 properties, 983 of them houses and 120 units.
Census figures are for the Christies Beach area, which has 11,050 residents, a median age of 42 and an average household of 2.2 people. Median household income is $1,220 a week, the median mortgage repayment $1,394 a month and the median rent $320 a week. Of 4,691 dwellings, 3,785 were separate houses, 649 semi-detached, 227 flats and 16 other; 1,339 were owned outright, 1,511 owned with a mortgage and 1,687 rented.
Updated October 2026
Who lives in O'Sullivan Beach
- 11,050Peoplelive in the area
- 42Median ageyears
- $1,220Median household incomea week
- $320Median renta week
Homes by type
- Houses3,785
- Townhouses and semis649
- Flats and apartments227
- Other16
Household
- Median mortgage repayment$1,394a month
- Household size2.2people on average
How homes are held
For sale and rent in O'Sullivan Beach
$779,000 - $829,000
6 Anembo Street, O'Sullivan Beach SA 5166
Properties in O'Sullivan Beach

6 Anembo Street
For sale since Oct 2026 · $779,000 - $829,000
3 bedrooms 1 bathroom 1 car space 435 m² land

15 Selway Terrace
Leased Sept 2026 · $525 per week
3 bedrooms 1 bathroom 1 car space

24 Selway Terrace
Sold July 2026 · $800,000
3 bedrooms 1 bathroom 725 m² land

5/8 Wakelin Terrace
Leased June 2026 · $550 per week
3 bedrooms 2 bathrooms 1 car space

10 Swordsman Road
Sold Mar 2026 · $795,000
3 bedrooms 1 bathroom 701 m² land

75B Baden Terrace
Sold Oct 2025 · $740,000
3 bedrooms 2 bathrooms 1 car space 252 m² land

37 Gayundah Crescent
Sold May 2025 · $731,699
3 bedrooms 1 bathroom 3 car spaces 582 m² land

102 Galloway Road
Sold Apr 2025 · $710,000
3 bedrooms 1 bathroom 3 car spaces 660 m² land

24 Selway Terrace
Sold July 2026 · $800,000
3 bedrooms 1 bathroom 725 m² land

10 Swordsman Road
Sold Mar 2026 · $795,000
3 bedrooms 1 bathroom 701 m² land

75B Baden Terrace
Sold Oct 2025 · $740,000
3 bedrooms 2 bathrooms 1 car space 252 m² land

37 Gayundah Crescent
Sold May 2025 · $731,699
3 bedrooms 1 bathroom 3 car spaces 582 m² land

102 Galloway Road
Sold Apr 2025 · $710,000
3 bedrooms 1 bathroom 3 car spaces 660 m² land

6 Tara Street
Sold Nov 2023 · $570,000
3 bedrooms 2 bathrooms 2 car spaces

20 Woocalla Street
Sold Sept 2021 · $425,000
3 bedrooms 1 bathroom 2 car spaces

14 Gayundah Crescent
Sold July 2020 · $293,000
4 bedrooms 2 bathrooms 2 car spaces
Schools in O'Sullivan Beach
O'Sullivan Beach Primary School
GovernmentPrimary
Southern Montessori School
IndependentPrimary
No secondary schools in O'Sullivan Beach.
Local agents in O'Sullivan Beach

Last 12 months
- Properties sold
- 100
- Median sold price
- $900k
- Median days on market
- 9

Last 12 months
- Properties sold
- 122
- Median sold price
- $880k
- Median days on market
- 9

Last 12 months
- Properties sold
- 52
- Median sold price
- $950k
- Median days on market
- 14
Agencies that specialise in O'Sullivan Beach
Streets in O'Sullivan Beach
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Neighbouring suburbs
Addresses and streets incorporate or were developed using G-NAF © Geoscape Australia, licensed by the Commonwealth of Australia under the Open Geo-coded National Address File (G-NAF) End User Licence Agreement.
Population and housing figures are drawn from the Australian Bureau of Statistics, Census of Population and Housing 2021, licensed under Creative Commons Attribution 4.0 International.
School details © Australian Curriculum, Assessment and Reporting Authority (ACARA), from the Australian Schools List, licensed under Creative Commons Attribution 4.0 International and modified. ACARA does not endorse Listd.
Area summaries are generated from the national address file and ABS Census data, and checked against those figures before publication.






