Mongo Island
  Mongo Island | |
| Geography | |
|---|---|
| Location | Sea of Zanj |
| Coordinates | 10°14′55″S 40°20′10″E / 10.24861°S 40.33611°E |
| Length | 4.0 km (2.49 mi) |
| Width | 1.8 km (1.12 mi) |
| Administration | |
| Region | Mtwara Region |
| District | Mtwara District |
| Ward | Msanga Mkuu |
| Demographics | |
| Languages | Swahili |
| Ethnic groups | Makonde |
Mongo Island (Kisiwa cha Mongo, in Swahili) is an island located in Msanga Mkuu ward of Mtwara District in Mtwara Region, Tanzania. Situated within the Mnazi Bay-Ruvuma Estuary Marine Park, the island is likewise uninhabited. It is the largest island in Mtwara territory and is located in Mnazi Bay.[1][2]