Former subdivisions of Finland

territory of Russia, bought from Finland in 1947

thumb|The map of the former Rovaniemen maalaiskunta (in yellow) around the city centre of Rovaniemi (in red). The areas depicted in blue are areas separated from the municipality to [[Ranua and Posio in 1917 and 1926.]] ' (Finnish), ' (Swedish), "rural municipality", abbreviated mlk, was one of the four types of municipality in Finland in 1865–1976. Other types in 1865–1959 were city (in Finnish ) and market town (in Finnish ), in 1960–1976 old city (in Finnish ), new city (in Finnish ) and market town. was the most common type of municipality. In the 1977 reform, all municipalities were given

A slottslän () was a type of secular administrative division throughout the Kingdom of Sweden from late 13th century to 1634. The administrative center was a castle. Slottslän were divided into municipalities and administrators. The term slottslän can be translated as "castle fief". Although the word "län" literally means fief, in Sweden it is translated as "county" and in Finland as "province".