Decatur County Iowa Plat Map

Decatur County is a county located in the U.S. state of Iowa. As of the 2020 census, the population was 7,645. The county seat is Leon. This county is named for Stephen Decatur Jr., a hero in the War of 1812.
  • Country: United States
  • State: Iowa
  • Founded: 1846
  • Named for: Stephen Decatur Jr.
  • Seat: Leon
  • Largest city: Lamoni
  • Congressional district: 3rd
Data from: en.wikipedia.org