Polvijärvi (Finnish pronunciation: [ˈpolʋiˌjærʋi]; literally "knee lake") is a municipality of Finland.

The municipality has a population of 3,999 (31 December 2024)[2] and covers an area of 958.32 square kilometres (370.01 sq mi) of which 154.22 km2 (59.54 sq mi) is water.

[1] The population density is 4.97 inhabitants per square kilometre (12.9/sq mi).

Neighbouring municipalities are Juuka, Kaavi, Kontiolahti, Liperi, Outokumpu.

Media related to Polvijärvi at Wikimedia Commons