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

Owned outright 1,902Owned with a mortgage 2,470Rented 1,847Other 131

For sale and rent in Semaphore

Suellen SaltSuellen Salt
Updated 15 hours ago

Contact Agent

31 Coppin Street, Semaphore SA 5019

4 bedrooms 1 bathroom 2 car spaces 577 m² land House

Inspect Sat, 31 Oct 11:00am

View on agency website

Properties in Semaphore

Schools in Semaphore

  • Dominican School

    CatholicPrimary

Local agents in Semaphore

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Agencies that specialise in Semaphore

Streets in Semaphore

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.