| South Arm | |
| Coordinates: | -43.0283°N 147.4169°W |
| Alternative Location Map: | Australia Hobart |
| Pop Footnotes: | [1] |
| Local Map: | yes |
| Zoom: | 11 |
| Region: | Hobart |
| Location1: | Rosny Park |
| Dist1: | 32 |
| Dir1: | SE |
| State: | tas |
| Type: | suburb |
| Lga: | Clarence |
| Stategov: | Franklin |
| Fedgov: | Franklin |
| City: | Hobart |
| Postcode: | 7022 |
| Near-Nw: | Derwent River |
| Near-N: | Opossum Bay |
| Near-Ne: | Ralphs Bay |
| Near-W: | Derwent River |
| Near-E: | Clifton Beach |
| Near-Sw: | Storm Bay |
| Near-S: | Storm Bay |
| Near-Se: | Storm Bay |
South Arm is a rural residential locality in the local government area of Clarence in the Hobart region of Tasmania. The locality is about south-east of the town of Rosny Park. The 2016 census has a population of 880 for the state suburb of South Arm.[1]
South Arm was gazetted as a locality in 1967.[2]
South Arm Post Office opened on 6 February 1856.[3]
The Derwent River forms the western boundary, and Storm Bay the southern. Ralphs Bay forms most of the northern boundary.
The locality is located on the South Arm Peninsula on the outskirts of the greater Hobart area in Tasmania.
The B33 route (South Arm Road) enters from the south-east and runs through to the north-west, where it exits.[2] [4]