Codington County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 28,325, making it the 7th most populous county in South Dakota. Its county seat is Watertown. The county was created in 1877 and organized in... Wikipedia
Cities: Watertown, South Shore, Florence, and more
Area: 717 mi²
Population: 28,721 (2022)
Largest city: Watertown