Suomusjärvi (Finnish pronunciation: [ˈsuo̯musˌjærʋi]) is a former municipality of Finland.

The municipality had a population of 1,321 (December 31, 2004) and covered an area of 176.53 km2 of which 16.38 km2 is water.

A new church was built in the village of Suomusjärvi in 1703, but the parish was still called Laidike in 1722.

Media related to Suomusjärvi at Wikimedia Commons

This Western Finland location article is a stub.