Owatonna Map
Owatonna Information
Owatonna
Owatonna ( OH-wə-TON-ə) is a city and the county seat of Steele County, Minnesota, United States. The population was 26,420 at the 2020 census. Owatonna is home to the Steele County Fairgrounds, which hosts the Steele County Free Fair in August. Interstate 35 and U.S. Highways 14, and 218 are three of the main routes in the city.