It is 17.5 km (10.9 mi) west of the capital, Manama, on Bahrain Island.
There is also a small population of black buck introduced to the island.
The small Umm an Nasan village is located on the west coast, and has some nomadic families which care for the deer and gazelles of the island.
[citation needed] Umm an Nasan lies in the Gulf of Bahrain in Persian Gulf to the west of Bahrain Island, and to the east of the Saudi coastal city of Khobar.
Umm an Nasan is connected to Bahrain Island and to Khobar, Saudi Arabia through the King Fahd Causeway.