| Type: | suburb |
| Wondabyne | |
| City: | Central Coast |
| State: | nsw |
| Local Map: | yes |
| Zoom: | 12 |
| Postcode: | 2256 |
| Elevation: | 25 |
| Parish: | Patonga |
| Stategov: | Gosford |
| Fedgov: | Robertson |
| Dist1: | 63 |
| Dir1: | N |
| Dist2: | 16 |
| Dir2: | SW |
| Location2: | Gosford |
| Near-Nw: | Mooney Mooney Creek |
| Near-N: | Kariong |
| Near-Ne: | Kariong |
| Near-W: | Mooney Mooney Creek |
| Near-E: | Woy Woy |
| Near-Sw: | Mooney Mooney |
| Near-S: | Cogra Bay |
| Near-Se: | Patonga |
Wondabyne is a road-inaccessible locality located in the Central Coast region of New South Wales, Australia, and is part of the local government area. The river that surrounds Wondabyne is called "Mullet Creek."
Wondabyne Railway Station does not have road access, making the train station the only one in Australia to not have road access.[1]
The station and shacks and houses on Mullet Creek starred in the film "The Oyster Farmer".