Semaphore is located in Adelaide. About 2,764 people live here (as of 2016). Between 2016 and 2021, the population fell from 2,764 to 2,749. The region lies at 14 metres above sea level. Semaphore has around 149 streets. The postal codes are 5019. Semaphore is suburb of Adelaide, South Australia.
| Elevation | 14 m |
| Located in | South Australia, Port Adelaide Enfield |
| Postal code | 5019 |
| Country | Australia |
| Population | 2764 |
| Described by source | Encyclopædia Britannica 11th edition, New International Encyclopedia |
| Cycle path |
| Cycle lane on road |
| Cycling on bus lane |
| Bicycle street |
| Cyclists allowed |
| Cyclists allowed, good surface |
| No cycling |
| Cobblestones |
| Long-distance cycle route | (depending on scale) |
| Long-distance cycle route |
| Long-distance hiking trail | (depending on scale) |
| Long-distance hiking trail |
| No pedestrians |
Public transport map Semaphore Legend 
Cycling map Semaphore Legend 
Walking map Semaphore Legend