Semaphore, South Australia
| Semaphore Adelaide, South Australia | |||||||||||||||
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Semaphore beachfront and jetty | |||||||||||||||
| Population | 2,749 (SAL 2021) | ||||||||||||||
| Established | 1849 | ||||||||||||||
| Postcode(s) | 5019 | ||||||||||||||
| Elevation | 14 m (46 ft) | ||||||||||||||
| Location | 14 km (9 mi) from Adelaide CBD | ||||||||||||||
| LGA(s) | City of Port Adelaide Enfield | ||||||||||||||
| State electorate(s) | Port Adelaide | ||||||||||||||
| Federal division(s) | Hindmarsh | ||||||||||||||
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| Footnotes | Coordinates Adjoining suburbs | ||||||||||||||
Semaphore is a northwestern suburb of Adelaide in the Australian state of South Australia. It is located on the Gulf St Vincent coastline of the Lefevre Peninsula about 14 kilometres (9 mi) from the Adelaide city centre.