Semaphore
SA 5019 • Greater Adelaide
About Semaphore
Semaphore is a charming beachside suburb in Adelaide's western suburbs, located 14 kilometres from the CBD in the City of Port Adelaide Enfield. With a population of 2,749 at the 2021 census and a median age of 50, it covers just 1.06 square kilometres at 13 metres elevation on the Gulf St Vincent coast. Established in 1849, Semaphore is one of Adelaide's oldest seaside destinations, known for its iconic jetty, art deco cinema, and vibrant Semaphore Road shopping strip.
Semaphore offers a classic Australian seaside lifestyle with its wide sandy beach, historic jetty (built 1860), and the beloved Odeon Star cinema. Semaphore Road is a thriving strip of cafés, restaurants, boutiques, and the famous Semaphore Palais. The suburb hosts regular markets and community events, maintaining a village-like atmosphere. It attracts retirees, young families, and creatives drawn to the affordable beachside living, strong community spirit, and nostalgic coastal charm.
Semaphore falls under postcode 5019 and is governed by Port Adelaide Enfield Council (LGA). For state elections, residents vote in the Port Adelaide electorate.
Location
Transport & Commute
Nearest Train Stations
Bus Services
- 333, 334 — Adelaide CBD via Port Adelaide 30 min
- 340 — West Lakes / Arndale 15 min
Commute to Adelaide CBD
🛣️ Good public transport access via nearby Outer Harbor train line and bus routes.
Excellent walkability with beach, jetty, Semaphore Road shops, cafés, and cinema all within easy walking distance.
Supermarkets Nearby
No major supermarkets listed for this suburb.
Schools
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53 West Street
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237 Military Road
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90 Hart Street
Housing 2021 Census
33 state housing + 0 community housing dwellings (ABS 2021 Census)
Educational Institution Attending 2021 Census
School Sector Breakdown
Demographics
Population Growth
Gender Distribution (Census 2021)
Income Comparison
Country of Birth 2021 Census
Top Countries of Birth (excl. Australia)
- 1. England 219
- 2. New Zealand 40
- 3. Scotland 32
- 4. United States 27
- 5. Italy 24
- 6. Germany 22
- 7. Netherlands 18
- 8. Philippines 17
- 9. Poland 11
- 10. Ireland 10
Ancestry 2021 Census
Top ancestries reported (people may report up to two)