 Aerial photo of Mitiaro | |
 Map of the Cook Islands | |
| Geography | |
|---|---|
| Area | 22.25 km2 (8.59 sq mi) |
| Coastline | 18.1 km (11.25 mi) |
| Highest elevation | 10.9 m (35.8 ft) |
| Highest point | western makatea between Atai and Omutu |
| Administration | |
| Demographics | |
| Population | 155 (2016) |
Mitiʻāro, the fourth island in the Cook Islands group, is of volcanic origin. Standing in water 14,750 feet (4,500 m) deep it is four miles (6.4 km) across at its widest point.