Douglas County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 2,835. Its county seat is Armour. The county was established in 1873 and organized in 1882. It is named for Stephen Douglas, Illinois political figure.
douglas county is a county in the us state of south dakota as of the 2020 census the population was 2835 its county seat is armour the county was established in 1873 and organized in 1882 it is named for stephen douglas illinois political figure