Columbia IL Map

Columbia is a city mainly in Monroe County with a small portion in St. Clair County in the U.S. state of Illinois, about 12 miles south of St. Louis, …
Columbia is a city mainly in Monroe County with a small portion in St. Clair County in the U.S. state of Illinois, about 12 miles south of St. Louis, Missouri. The population was 10,999 at the 2020 census.
  • Country: United States
  • State: Illinois
  • County: St. Clair and Monroe
  • Founded: 1859
  • Elevation: 453 ft (138 m)
  • Area code: 618
  • Time zone: UTC−6 (CST)

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Data from: en.wikipedia.org