Columbia, Illinois
Columbia is a city in Monroe County, Illinois, with an estimated population of 10,933 in 2023. It sits at 38.4581, -90.2160 in the America/Chicago time zone.
| Field | Value |
|---|---|
| Place name | Columbia |
| Type | city |
| State | Illinois (IL) |
| County | Monroe County |
| Population (2023 est.) | 10,933 |
| Land area | 10.55 sq mi (27.32 km²) |
| Coordinates | 38.4581, -90.2160 |
| Time zone | America/Chicago |
| ZIP codes | 62236 |
This place also extends into St. Clair County.
ZIP codes and area codes for Columbia
Columbia covers 1 ZIP code: 62236. Browse all ZIP codes in Illinois for the full list.
Where is Columbia?
Columbia is located in Illinois, in Monroe County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Dupo 6 km · ILEast Carondelet 9 km · ILBella Villa 11 km · MOMillstadt 11 km · ILGreen Park 13 km · MOWilbur Park 13 km · MOCahokia Heights 14 km · ILArnold 14 km · MO
Other places in Monroe County
Related
Frequently asked questions
What county is Columbia, IL in?
Columbia is in Monroe County, Illinois.
What is the population of Columbia, IL?
The 2023 Census Bureau estimate is 10,933.
What time zone is Columbia in?
Columbia is in the America/Chicago time zone.