Umm an Nasan
| Geography | |
|---|---|
| Location | Persian Gulf |
| Coordinates | 26°08′42″N 50°24′00″E / 26.145°N 50.40°E |
| Archipelago | Bahrain |
| Adjacent to | Gulf of Bahrain |
| Total islands | 1 |
| Major islands |
|
| Area | 20 km2 (7.7 sq mi) |
| Length | 6 km (3.7 mi) |
| Width | 4 km (2.5 mi) |
| Coastline | 19 km (11.8 mi) |
| Highest elevation | 3 m (10 ft) |
| Administration | |
| Governorate | Northern Governorate |
| Largest settlement | Umm an Nasan (pop. 10) |
| Demographics | |
| Demonym | Bahraini |
| Population | 10 (2010) |
| Pop. density | 0.5/km2 (1.3/sq mi) |
| Ethnic groups | Bahraini, non-Bahraini |
| Additional information | |
| Time zone | |
| ISO code | BH-14 |
| Official website | www |
Umm an Nasan island (Arabic: ام النعسان) is the fifth largest island in Bahrain. It is 17.5 km (10.9 mi) west of the capital, Manama, on Bahrain Island.