Census place 1715833

Columbia

A Census profile of the people, homes, and daily patterns that shape this place.

Official Census name: Columbia city

Relocation snapshot

What stands out in Columbia.

According to the 2025 estimate, Columbia has a population of 10,865 and 1,029 residents per square mile. Of the six relocation measures evaluated, the three largest relative differences from the median among 225 covered Illinois places are: population density is 1,029/sq mi, below the comparison median of 2,707/sq mi; median household income is $107,606, above the comparison median of $90,282; and median gross rent is $1,128, below the comparison median of $1,347. These unweighted medians compare covered Census places and are not statewide estimates.

population density
1,029/sq mi
Below the comparison median of 2,707/sq mi
median household income
$107,606
Above the comparison median of $90,282
median gross rent
$1,128
Below the comparison median of $1,347

National context

Follow the metrics.

Compare Columbia's values with other covered Census places. Rankings are descriptive, not recommendations.

At a glance

A city in numbers.

Population
10,865
2025 estimate
Annual change
-0.9%
Population estimate
Density
1,029/sq mi
10.6 sq mi land area
Median age
42.4 years
ACS 5-year estimate

Living here

The everyday equation.

Households, homes, education, and the time it takes to get around.

Median household income
$107,606
Median home value
$293,000
Median gross rent
$1,128
Bachelor’s degree or higher
49%
Typical commute
26.4 min
Drive-alone commute
82%
Public transit commute
0%
Walked to work
1.8%

Housing

Who rents, and what it takes.

Renter share and rent burden help describe the housing choices visible in this place.

Renter-occupied homes
17.6%
Renters paying 30%+ of income
50.4%

Work

How the workday lands.

Employment status and working-from-home share add context to income and commuting patterns.

Employed residents 16+
69.1%
Unemployed residents 16+
1%
Working from home
12.5%

Community

The everyday infrastructure.

Access, mobility, housing growth, and household composition add another layer to a place's day-to-day picture.

Households with broadband
94%
Homes built 2020+
1.5%
Households without a vehicle
4.7%
Households with children
34.7%
Residents with a disability
9.6%
Residents without insurance
2.4%

Environmental context

A record of declared events.

FEMA declarations for Monroe County provide historical context, not a forecast or a property-level risk assessment.

Environmental declarations since 2000
7
Flood declarations
2
Severe Storm declarations
2
Hurricane declarations
1

Climate normals

The long view of weather.

Thirty-year averages, not a forecast. Temperature and precipitation describe the typical conditions recorded from 1991 through 2020.

Representative station: CAHOKIA ST LOUIS DWTN AP (9 mi from place center)
Average high
66.5°F
Average low
46.4°F
Annual rainfall
40.8"
Annual snowfall
0"

Month by month

A year in Columbia.

Typical high and low °F
20°F40°F60°F80°F100°F
JFMAMJJASOND
Typical precipitation inches

Data vintage

Population is from the 2025 Population Estimates Program. Household, housing, education, and commute data are from the 2020-2024 American Community Survey 5-year release. Disaster declarations are from FEMA's OpenFEMA dataset and are refreshed with this edition.

Similar places

More places to consider.

Selected by the closest mix of population, density, median home value, and average annual high.

Waynesville, NC

Population, housing, work, and travel data for this Census place.

Population
11,006
Median home
$281,700

Farmington, AR

Population, housing, work, and travel data for this Census place.

Population
10,658
Median home
$304,800

Kearney, MO

Population, housing, work, and travel data for this Census place.

Population
11,296
Median home
$298,400

Keep exploring

Compare Columbia with Waynesville