Mikkeli (Swedish: S:t Michel) is a town and municipality in Finland. It is located in what used to be the province of Eastern Finland and is part of the Southern Savonia region. The municipality has a population of 48,757 (31 March 2010) (around 34,000 in the town itself) and covers an area of 2,124.62 square kilometres (820.32 sq mi) of which 423.2 km2 (163.4 sq mi) is water. The population density is 28.66 inhabitants per square kilometre (74.2 /sq mi).