Columbia | |
|---|---|
 Downtown Columbia | |
 Flag  Logo | |
| Motto(s): Good for business, good for life | |
 Location of Columbia in Monroe County, Illinois. | |
.svg) Location of Illinois in the United States | |
| Coordinates: 38°26′57″N 90°12′31″W / 38.44917°N 90.20861°W | |
| Country |  United States |
| State |  Illinois |
| County | St. Clair and Monroe[1] |
| Founded | 1859 |
| Government | |
| • Mayor | Bob Hill |
| Area | |
| • Total | 10.38 sq mi (26.88 km2) |
| • Land | 10.32 sq mi (26.74 km2) |
| • Water | 0.06 sq mi (0.14 km2) |
| Elevation | 453 ft (138 m) |
| Population (2020) | |
| • Total | 10,999 |
| • Density | 1,065.48/sq mi (411.37/km2) |
| Time zone | UTC−6 (CST) |
| • Summer (DST) | UTC−5 (CDT) |
| ZIP Code(s) | 62236 |
| Area code | 618 |
| FIPS code | 17-15833 |
| GNIS feature ID | 2393604[3] |
| Wikimedia Commons | Columbia, Illinois |
| Website | www |
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 (19 km) south of St. Louis, Missouri. The population was 10,999 at the 2020 census.
- ^ "Subcounty population estimates: Illinois 2000-2008". United States Census Bureau, Population Division. March 18, 2009. Archived from the original (CSV) on September 26, 2008. Retrieved April 4, 2009.
- ^ "2020 U.S. Gazetteer Files". United States Census Bureau. Retrieved March 15, 2022.
- ^ a b U.S. Geological Survey Geographic Names Information System: Columbia, Illinois