Columbia, Illinois Population 2024

10,932

Columbia is a city located in Monroe County and St. Clair County Illinois. Columbia has a 2024 population of 10,932. Columbia is currently declining at a rate of -0.17% annually and its population has decreased by -0.9% since the most recent census, which recorded a population of 11,031 in 2020.

The average household income in Columbia is $127,153 with a poverty rate of 4.46%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Columbia is 41.5 years, 39.8 years for males, and 43 years for females.

Columbia Demographics

According to the most recent ACS, the racial composition of Columbia was:

  • White: 95.33%
  • Two or more races: 1.71%
  • Other race: 1.64%
  • Black or African American: 0.95%
  • Asian: 0.36%
  • Native American:
  • Native Hawaiian or Pacific Islander:
Land Area (mi²)
10.3 sq mi
Density (mi²)
1,060.20/sq mi
Growth Since 2020
-0.9% (-99)
The current population of Columbia, Illinois is 10,932 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 11,031.

Columbia, Illinois Population 2024

Population by Race

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Race
Population
Percentage (of total)
White10,52195.33%
Two or more races1891.71%
Other race1811.64%
Black or African American1050.95%
Asian400.36%
Native American
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Two or more races

Other race

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Columbia Population by Race

Columbia Population Pyramid 2024

Columbia Median Age

41.5

Total

39.8

Male

43

Female

Columbia Adults

There are 8,268 adults, (1,746 of whom are seniors) in Columbia.

Columbia Age Dependency

69.2

Age Dependency Ratio

26.8

Old Age Dependency Ratio

42.4

Child Dependency Ratio

Columbia Sex Ratio

Female5,52650.07%
Male5,51049.93%

Columbia Population by Age

Columbia Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All4,3402.5281.718.3
Married2,5003.1696.63.4
Non Family1,2971.1266.533.5
Female3443.242.457.6
Male1992.5262.337.7
showing: 5 rows

3.07

Average Family Size

2.52

Average Household Size

81.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Columbia Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Columbia Educational Attainment by Sex (over 25)

Columbia Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 100%.

Columbia Educational Attainment by Race

All

Male

Female

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$62,911

Average Earnings

$73,900

Average Male

$53,553

Average Female

Columbia Earnings by Educational Attainment

Columbia Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Columbia Language

97.2% of Columbia residents speak only English, while 2.8% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.89% of the population.

Columbia Language

Columbia Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White10,3963673.53%
Black9999100%
Multiple1892211.64%
showing: 3 rows

4.46%

Overall Poverty Rate

5.23%

Male Poverty Rate

3.69%

Female Poverty Rate

Poverty in Columbia

The race most likely to be in poverty in Columbia is Black, with 100% below the poverty level.

The race least likely to be in poverty in Columbia is White, with 3.53% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was . Among those working part-time, it was 3.66%, and for those that did not work, the poverty rate was 15.01%.

Columbia Poverty

rate

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Rate
Poverty
Less Than 9th Grade16.45%
Some College10.15%
High School5.16%
Bachelors or Greater0.69%
showing: 4 rows

Columbia Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed47.37%
Female Employed1.59%
Male Employed0.37%
Female Unemployed
showing: 4 rows

Columbia Poverty Rate by Employment Status and Sex

Columbia Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Columbia Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

60.3%

Overall Marriage Rate

62.1%

Male Marriage Rate

58.7%

Female Marriage Rate

Columbia Married by Age and Sex

male

female

Columbia Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Columbia Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Columbia Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

630

Number of Veterans

598

Male Veterans

32

Female Veterans

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Columbia Veterans by War

count

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Columbia Veterans by Age

count

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Columbia Veterans by Race

Columbia Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.12%

Veteran Poverty Rate

34.46%

Veteran Disability Rate

Columbia Veterans by Education

LaborForceParticipation

72.8%

Labor Force Participation

72.1%

Employment Rate

0.6%

Unemployment Rate

Columbia Employment by Age

LaborForceParticipation

Columbia Employment by Race

LaborForceParticipation

Columbia Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

48.1%

Born in Columbia

98.98%

Native Born

1.02%

Foreign Born

Non Citizen

1.02%

Naturalized

Place of Birth

98.98% of Columbia residents were born in the United States, with 48.1% having been born in Illinois. of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Columbia Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202910,837-19-0.18%
202810,856-19-0.17%
202710,875-19-0.17%
202610,894-19-0.17%
202510,913-19-0.17%
202410,932-19-0.17%
202310,951-19-0.17%
202210,970-19-0.17%
202110,989-42-0.38%
202011,0315044.79%
201910,527930.89%
201810,4341121.09%
201710,322680.66%
201610,254980.96%
201510,156820.81%
201410,074870.87%
20139,9871041.05%
20129,883570.58%
20119,8261011.04%
20109,7251,80322.76%
20007,9222,39843.41%
19905,5241,25529.4%
19804,269811.93%
19704,188
showing: 24 rows

Columbia Population by Year