| Type: | town |
| Forthside | |
| State: | tas |
| Pop: | 81 |
| Pop Footnotes: | [1] |
| Postcode: | 7310 |
| Region: | North-west and west |
| Location1: | Devonport |
| Dist1: | 12 |
| Dir1: | SW |
| Lga: | Devonport |
| Stategov: | Braddon |
| Fedgov: | Braddon |
| Near-Nw: | Forth |
| Near-N: | Don |
| Near-Ne: | Tugrah |
| Near-E: | Melrose |
| Near-W: | Kindred, Forth |
| Near-Sw: | Kindred |
| Near-S: | Paloona |
| Near-Se: | Paloona |
Forthside is a rural locality in the local government area (LGA) of Devonport in the North-west and west LGA region of Tasmania. The locality is about south-west of the town of Devonport. The 2016 census recorded a population of 81 for the state suburb of Forthside.[1]
Forthside is a confirmed locality.[2]
The Forth River forms much of the western boundary, and the Don River forms a small part of the eastern.
Route C145 (Forthside Road / Bellamy Road) runs through from north-west to east.[2] [3]