The municipality has a population of 4,800 (31 December 2024)[2] and covers an area of 1,653.89 square kilometres (638.57 sq mi) of which 601.94 km2 (232.41 sq mi) is water.

[1] The population density is 4.55 inhabitants per square kilometre (11.8/sq mi).

Neighbour municipalities are Hailuoto, Liminka, Lumijoki, Raahe and Siikalatva.

Media related to Siikajoki at Wikimedia Commons

This Oulu Province location article is a stub.