Øyslebø is a village in Lindesnes municipality in Agder county, Norway.

The village is located in the Mandalen valley along the Mandalselva river, about 21 kilometres (13 mi) north of the town of Mandal.

The Sørlandet Line passes the village to the north, stopping at the Marnardal Station, about 5 kilometres (3.1 mi) north of Øyslebø on the north side of the village of Heddeland.

[3] The 0.37-square-kilometre (91-acre) village has a population (2015) of 376, giving the village a population density of 1,016 inhabitants per square kilometre (2,630/sq mi).

[4] The name was previously spelled Øslebø or Øislebø.