| Type: | town |
| Ida Bay | |
| State: | tas |
| Pop: | 9 |
| Pop Footnotes: | [1] |
| Postcode: | 7109 |
| Region: | South-east |
| Location1: | Huonville |
| Dist1: | 68 |
| Dir1: | S |
| Lga: | Huon Valley |
| Stategov: | Franklin |
| Fedgov: | Franklin |
| Near-Nw: | Lune River |
| Near-N: | Lune River estuary, Lune River |
| Near-Ne: | Southport (Bay) |
| Near-E: | Southport Lagoon |
| Near-W: | Lune River |
| Near-Sw: | Lune River |
| Near-S: | Southport Lagoon, Lune River |
| Near-Se: | Southport Lagoon |
Ida Bay is a rural locality in the local government area (LGA) of Huon Valley in the South-east LGA region of Tasmania. The locality is about south of the town of Huonville. The 2016 census recorded a population of 9 for the state suburb of Ida Bay.[1]
Ida Bay is a confirmed locality.[2]
Much of the northern boundary follows the shoreline of the waters of the Lune River estuary, known as Ida Bay, Hastings Bay and Southport.
Route C636 (Line River Road) runs through from north-west to south-west.[2] [3]