Illinois Monroe County St. Clair County

Columbia

A city in Monroe County, Illinois — population 10,627 as of 2020.

Overnight 68°F Mostly Cloudy6% precip
Saturday 77°F Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms48% precip
Saturday Night 67°F Showers And Thunderstorms Likely57% precip
Sunday 80°F Slight Chance Rain Showers then Mostly Cloudy19% precip

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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
2020–2024 ACS
Municipal office
Office
ACCOUNTING MANAGER
Address
208 S RAPP AVE, COLUMBIA, IL 62236
Municipal record
Official city site Map
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