Kalajoki

Kalajoki is a municipality of Finland.

It is located in the province of Oulu and is part of the Northern Ostrobothnia region. The municipality has a population of 9,088 (2003) and covers an area of 670.65 km² of which 5.62 km² is water. The population density is 13.6 inhabitants per km².

The municipality is unilingually Finnish.