Clements is a city in Redwood County, Minnesota, United States. The population was 153 at the 2010 census. A post office has been in op…Clements is a city in Redwood County, Minnesota, United States. The population was 153 at the 2010 census. A post office has been in operation at Clements since 1900. Clements was platted in 1902. The city was named for Peter O. Clements, an early settler.