McDonough Co IL Map

McDonough County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 27,238. Its county seat is Macomb, which is also the home of Western Illinois University.
  • Country: United States
  • State: Illinois
  • Founded: January 25, 1826
  • Named for: Thomas Macdonough
  • Seat: Macomb
  • Largest city: Macomb
  • Congressional districts: 15th, 17th

Nearby

Data from: en.wikipedia.org