Suburb profile
Semaphore SA 5019
Semaphore is located in the Adelaide West region of South Australia, postcode 5019. It has 1,832 properties across 48 streets, mostly houses. Explore every street in Semaphore, its property history, homes for sale and rent, who lives there, and the local agents.
About Semaphore
Semaphore, SA 5019, sits in the Adelaide West region and neighbours Ethelton, Exeter, Largs Bay and Semaphore South. Its 48 streets hold 1,832 properties, 1,320 of them houses and 512 units.
Census figures are for the Largs Bay - Semaphore area, which had 14,807 residents, a median age of 45 and an average household of 2.2 people. Median household income was $1,584 a week, the median mortgage repayment $1,625 a month and the median rent $320 a week. Of 6,350 dwellings, 4,431 were separate houses, 1,058 semi-detached, 846 flats and 12 other. Of 6,350 households, 1,902 owned outright, 2,470 owned with a mortgage and 1,847 rented.
Updated October 2026
Who lives in Semaphore
- 14,807Peoplelive in the area
- 45Median ageyears
- $1,584Median household incomea week
- $320Median renta week
Homes by type
- Houses4,431
- Townhouses and semis1,058
- Flats and apartments846
- Other12
Household
- Median mortgage repayment$1,625a month
- Household size2.2people on average
How homes are held
For sale and rent in Semaphore
Contact Agent
31 Coppin Street, Semaphore SA 5019
Inspect Sat, 31 Oct 11:00am
Properties in Semaphore

31 Coppin Street
For sale since Sept 2026 · Contact agent
4 bedrooms 1 bathroom 2 car spaces 577 m² land

66-67 Esplanade
Leased Sept 2026 · $950 per week
4 bedrooms 2 bathrooms 2 car spaces

25/30 Semaphore Road
Leased Sept 2026 · $445 per week
2 bedrooms 1 bathroom 1 car space 61.81 m² land

87 Semaphore Road
Sold Mar 2026 · Contact agent
4 bedrooms 2 bathrooms 6 car spaces 898 m² land

47 Dudley Street
Sold Nov 2025 · Contact agent
3 bedrooms 2 bathrooms 2 car spaces 495 m² land

24 Brown Street
Leased Oct 2025 · $775 per week
4 bedrooms 2 bathrooms 1 car space

201B Swan Terrace
Leased Sept 2025 · $750 per week
3 bedrooms 2 bathrooms 1 car space

17 Dudley Street
Sold July 2025 · $1,450,000
5 bedrooms 3 bathrooms 4 car spaces 493 m² land

87 Semaphore Road
Sold Mar 2026 · Contact agent
4 bedrooms 2 bathrooms 6 car spaces 898 m² land

47 Dudley Street
Sold Nov 2025 · Contact agent
3 bedrooms 2 bathrooms 2 car spaces 495 m² land

17 Dudley Street
Sold July 2025 · $1,450,000
5 bedrooms 3 bathrooms 4 car spaces 493 m² land

189 Swan Terrace
Sold Mar 2024 · $1,020,800
3 bedrooms 2 bathrooms 2 car spaces 400 m² land

10/248 Military Road
Sold Nov 2021 · $230,000
2 bedrooms 1 bathroom 1 car space

43 Ansell Street
Sold Apr 2017 · $415,000
3 bedrooms 1 bathroom 3 car spaces 365 m² land
Schools in Semaphore
Dominican School
CatholicPrimary
No secondary schools in Semaphore.
Local agents in Semaphore


Last 12 months
- Properties sold
- 14
- Median sold price
- $1.2m
- Median days on market
- 24
GPGerard Pacillo
Property Consultant LJ Hooker Flinders Park
Last 12 months
- Properties sold
- 28
- Median sold price
- $755k
- Median days on market
- 20


Last 12 months
- Properties sold
- 31
- Median sold price
- $1.04m
- Median days on market
- 17
Agencies that specialise in Semaphore
Streets in Semaphore
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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.

