The 57-square-kilometre (22 sq mi) island makes up about half of the area of the municipality of Leka.

The larger island of Austra lies about 4 kilometres (2.5 mi) east of Leka.

[2] The village of Leknes is the administrative centre of Leka Municipality and it is located on the northeast part of the island.

The mountain Lekamøya lies on the southern part of the island.

Dated to the Viking Age, the burial mound Herlaugshaugen is one of the largest (in Norway) from that era.