Delaware County, Iowa
…U.S. state of Iowa. As of the 2020 census, the population was 17,488. The county seat is Manchester. The county takes its name after the U.S. state of Delaware. According to the U.S. Census Bureau, the county has a total area of 579 square miles (1,500 km2), of which 578 square miles (1,500 km2) is land and…