Overview
13,532
Total Population
40.5
Median age
50.01%
Female population %
1:100
Gender ratio (M:F)
10-14 years
Largest age group
68.6
Total dependency ratio
White
Largest racial group
484
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Glen Carbon's population is old compared to the rest of the country:
- The median age in Glen Carbon is 40.5, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Glen Carbon's population under 18 was 25.03%, compared to the 22.51% nationwide.
- Glen Carbon's elderly or the senior population (over 65 age) was 19.26% as compared to 16.04% nationwide.
- Of the total population in Glen Carbon, 21.45% were under the age of 15, 15.31% aged 15 to 29, 43.98% aged 30 to 64, 15.42% aged 65 to 84, and 3.84% were 85 years of age and older.

Read more about Glen Carbon, IL population by age ➔
Gender
There are 2 more females than males in Glen Carbon:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.01% females and 49.99% males in Glen Carbon, IL.
- The Glen Carbon, IL gender ratio is 1:100 i.e. 1 men to 100 women (1.000).
- For male population, the largest age group is 5-9 years with a population of 556.
- For the female population, the largest age group is 10-14 years with a population of 625.

Read more about Glen Carbon, IL population by gender ➔
Race / Ethnicity
Glen Carbon's population has become increasingly diverse:
- Racial distribution of Glen Carbon population: 88.63% are White, 4.32% are Black or African American, 0.03% are American Indian and Alaska Native, 1.71% are Asian, 0.72% are some other race and 4.58% are multiracial.
- Glen Carbon's racial breakdown clearly shows that there is an absolute majority of White population in the village.
- By ethnicity, 484 is Hispanic or Latino (of any race), and 13,048 (96.42% of the total population) is Non-Hispanic.
- The largest racial group in Glen Carbon is White with a population of 11,994 (88.63% of the total population).

Read more about Glen Carbon, IL population by race ➔
Year by year
Glen Carbon's population has already reached its peak and is showing a trend of decline:
- The peak population was 13,852 in the year 2021
- From 2000 to 2010, Glen Carbon's population increased by 2,320 (21.83%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Glen Carbon's population increased by 877 (6.77%), 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, Glen Carbon's population was lowest in year 2000 at 10,627.

Read more about Glen Carbon, IL population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)