Adams County IL

Adams County is the westernmost county in the U.S. state of Illinois. As of the 2020 census, the population was 65,737. Its county seat is Quincy. Adams County is part of the Quincy, IL–MO Micropolitan Statistical Area.
  • Country: United States
  • State: Illinois
  • Founded: 1825
  • Named for: John Quincy Adams
  • Seat: Quincy
  • Largest city: Quincy
  • Congressional district: 15th

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Data from: en.wikipedia.org