Mitchell County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 10,565. The county seat is Osage. Mitchell County was founded in 1851. It is not clear whom the county is named after; the county website mentions John Mitchel, an early surveyor, and an Irish patriot. The county's courthouse was completed in 1858…
Mitchell County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 10,565. The county seat is Osage. Mitchell County was founded in 1851. It is not clear whom the county is named after; the county website mentions John Mitchel, an early surveyor, and an Irish patriot. The county's courthouse was completed in 1858, and it is listed on the National Register of Historic Places. The courthouse has since been razed.