It is administered by the Masalembu District of the Sumenep Regency which is centered on the island of Madura and is made up of two administrative villages of Sukajeruk and Massalima.

[2] 18,485 individuals (Statistics Indonesia, 2015 estimate) live on the island in 9,158 households, and the population has a sex ratio of 98.19.

Coconuts and corn are the primary crops taking up most of the island's land, with an assortment of vegetables being cultivated as well.

[1] The island is mainly accessible by boat and ship, requiring a 12-hour trip from Sumenep.

[5] An airfield is currently under the process of construction on the southern part of the island, with plans for routine service to and from Trunojoyo Airport in Sumenep.