Lumijoki

Lumijoki (Finnish pronunciation:; lit.'snow river') is a municipality of Finland. It is located in the Northern Ostrobothniaregion. The municipality has a population of 2,018 (31 December 2025) and covers an area of 290.29 square kilometres (112.08 sq mi) of which 77.1 km (29.8 sq mi) is water. The population density is 9.42 inhabitants per square kilometre (24.4/sq mi).

Neighbouring municipalities are Hailuoto, Liminka, Oulu and Siikajoki. The municipality is unilingually Finnish.

In the 1980s, the traditional local dishes of Lumijoki were meat soup called lahtivelli, and buttermilkgruel seasoned with rice called huttuvelli.