Owatonna is a city located in Steele County Minnesota. It is also the county seat of Steele County. With a 2020 population of 25,662, it is the 43rd largest city in Minnesota and the 1510th largest city in the United States . Owatonna is currently declining at a rate of -0.08% annually but its population has increased by 0.25% since the most recent census, which recorded a population of 25,599 in 2010. Owatonna reached it's highest population of 25,736 in 2017. Spanning over 15 miles, Owatonna has a population density of 1,765 people per square mile.
The average household income in Owatonna is $78,527 with a poverty rate of 9.10%. The median rental costs in recent years comes to $773 per month, and the median house value is $166,600. The median age in Owatonna is 38.5 years, 36.8 years for males, and 39.9 years for females.