Native name: Kohia | |
|---|---|
 The mouth of the Pūkaki Creek and Wiroa Island | |
 | |
| Geography | |
| Location | North Island, New Zealand |
| Coordinates | 37°00′54″S 174°48′32″E / 37.015°S 174.809°E |
| Area | 38.7 ha (96 acres) |
| Length | 1,400 m (4600 ft) |
| Width | 390 m (1280 ft) |
| Highest elevation | 5 m (16 ft) |
Wiroa Island, also known as Kohia, is an island in Manukau Harbour, New Zealand. The island is located at the mouth of the Pūkaki Creek, directly southeast of Auckland Airport.