Illinois Monroe County St. Clair County
Columbia
A city in Monroe County, Illinois — population 10,627 as of 2020.
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Tonight
68°F
Chance Rain Showers then Patchy Fog27% precip
Saturday
91°F
Patchy Fog then Sunny8% precip
Saturday Night
69°F
Partly Cloudy10% precip
Sunday
90°F
Mostly Sunny then Slight Chance Showers And Thunderstorms20% precip
In and around Columbia
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Columbia by the numbers
Population
10,627Population figure, 2020
Households & income
- Area
- 10.55 sq mi (27.33 km²), 0.06 sq mi water
- Median age
- 42.4
- Households
- 4,448
- Persons per household
- 2.5
- Median household income
- $107,606
- Median house value
- $293,000
Municipal office
- Office
- ACCOUNTING MANAGER
- Address
- 208 S RAPP AVE, COLUMBIA, IL 62236