Decatur County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 8,457. The county seat is Leon. This county is named for Stephen Decatur, Jr., a hero in the War of 1812.
Decatur County is a county located in the U.S. state of Iowa. As of the 2010 census, the population was 8,457. The county seat is Leon. This county is named for Stephen Decatur, Jr., a hero in the War of 1812.