Columbia, IL Population

Overview

11,090

Total Population

39.3

Median age

49.96%

Female population %

100.1:100

Gender ratio (M:F)

0-4 years

Largest age group

61.0

Total dependency ratio

White

Largest racial group

176

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Columbia's population is old compared to the rest of the country:

The median age in Columbia is 39.3, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Columbia's population under 18 was 25.83%, compared to the 22.51% nationwide.
Columbia's elderly or the senior population (over 65 age) was 14.74% as compared to 16.04% nationwide.
Of the total population in Columbia, 23.16% were under the age of 15, 11.62% aged 15 to 29, 50.48% aged 30 to 64, 12.30% aged 65 to 84, and 2.44% were 85 years of age and older.

There are 8 less females than males in Columbia:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.96% females and 50.04% males in Columbia, IL.
The Columbia, IL gender ratio is 100.1:100 i.e. 100.1 men to 100 women (1.001).
For male population, the largest age group is 55-59 years with a population of 524.
For the female population, the largest age group is 30-34 years with a population of 527.

Columbia's population has become increasingly diverse:

Racial distribution of Columbia population: 96.34% are White, 0.05% are Black or African American, 1.01% are Asian, 1.45% are some other race and 1.15% are multiracial.
Columbia's racial breakdown clearly shows that there is an absolute majority of White population in the city.
By ethnicity, 176 is Hispanic or Latino (of any race), and 10,914 (98.41% of the total population) is Non-Hispanic.
The largest racial group in Columbia is White with a population of 10,684 (96.34% of the total population).

Columbia's population has already reached its peak and is showing a trend of decline:

The peak population was 11,031 in the year 2020
From 2000 to 2010, Columbia's population increased by 1,817 (22.98%), as compared to the national growth of 9.63%.
From 2010 to 2020, Columbia's population increased by 1,306 (13.43%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Columbia's population was lowest in year 2000 at 7,908.