 oak township is a township in stearns county, minnesota, united states. the population was 595 at the 2010 census. the township includes the cities of freeport and new munich. ==geography== according to the united states census bureau, the township has a total area of ;  is land and , or 3.93%, is water.{{cite web| url=http://factfinder2.census.gov| title=geographic identifiers: 2010 demographic profile data (g001): oak townshi
St._Cloud_metropolitan_area Townships_in_Minnesota Townships_in_Stearns_County,_Minnesota