Mietoinen is located in the province of Western Finland and is part of the Southwest Finlandregion. The municipality had a population of 1,697[2] (31 December 2006) and it covered a land area of 59.50 square kilometres (22.97 sq mi).[1] The population density was 28.52 inhabitants per square kilometre (73.9/sq mi).
^ ab"Kuntien asukasluvut suuruusjärjestyksessä". Population Information System (in Finnish and Swedish). Population Register Center of Finland. 31 December 2006. Archived from the original on 22 June 2015. Retrieved 25 June 2011.