Alexander County Illinois Map

Alexander County is the southernmost county in the U.S. state of Illinois. As of the 2020 census, the population was 5,240. Its county seat is Cairo and its western boundary is formed by the Mississippi River.
  • Country: United States
  • State: Illinois
  • Founded: 1819
  • Named for: William M. Alexander
  • Seat: Cairo
  • Largest city: Cairo
  • Congressional district: 12th

Nearby

Data from: en.wikipedia.org