Glen Carbon, Illinois Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Glen Carbon, Illinois is 13,521 as of the 2023 American Community Survey, making it the 181st-largest city in Illinois. The median household income is $92,434, the median home value is $278,200, and the median age is 39.2.
The population has grown 7.5% since 2010 (12,920 → 13,883).
13,521
Population
1309
People / sq mi
$92,434
Median Income
$278,200
Median Home Value
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Glen Carbon covers 10.3 sq mi of land at 1309 people per square mile.
About Glen Carbon, IL
What sets Glen Carbon apart is where people work — remote work is unusually prominent here, at 19.6% versus 14.0% nationally. With 13,521 residents, Glen Carbon is a city in Illinois.
Household earnings are middling, with a median of $92,434 — above the US median of $78,538. Only 4.0% of residents live in poverty, below the national 12.4%. Homes carry a median value of $278,200, with typical rent around $1,088.
About 51.9% of adults 25 and older have a bachelor’s degree, above the 35.0% national figure. Remote work is on the higher side at 19.6%, above the national 14.0%, and the average commute runs about 25 minutes each way.
The remote-work concentration is telling in Glen Carbon — it skews toward higher-income, college-educated workers and reshapes both commute patterns and housing demand.
Glen Carbon village Population History (2010-2024)
The city of Glen Carbon village had a population of 12,920 in 2010 and 13,883 in 2024, a 7.5% growth over 14 years. The peak was 13,891 in 2023. Average annual growth rate: 0.53%.
13,883
Population (2024)
12,920
Population (2010)
13,891
Peak (2023)
0.53%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 12,920 |
| 2011 | 12,937 |
| 2012 | 12,897 |
| 2013 | 12,904 |
| 2014 | 12,912 |
| 2015 | 12,916 |
| 2016 | 12,925 |
| 2017 | 12,948 |
| 2018 | 12,892 |
| 2019 | 12,850 |
| 2020 | 13,855 |
| 2021 | 13,878 |
| 2022 | 13,874 |
| 2023 | 13,891 |
| 2024 | 13,883 |
Race & Ethnicity
| White | 84.4% |
| Black or African American | 9.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.6% |
| Two or More Races | 0.0% |
Economy & Income
$92,434
Median Household Income
$51,528
Per Capita Income
4.0%
Poverty Rate
2.7%
Unemployment Rate
Housing
$278,200
Median Home Value
$1,088
Median Rent
64.0%
Owner-Occupied
Education
96.8%
High School+
51.9%
Bachelor's+
Commute
0.6%
Drive Alone
74.6%
Public Transit
19.6%
Work From Home
25.2 min
Avg Commute
Community Profile
38.5%
Foreign Born
97.5%
Non-English at Home
7.6%
Veterans
12.6%
With Disability
95.1%
Health Insurance
95.3%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 26.3% |
| Finance, Insurance & Real Estate | 13.6% |
| Manufacturing | 9.9% |
| Information | 8.4% |
| Education, Health Care & Social Services | 5.9% |
| Retail Trade | 4.6% |
| Arts, Entertainment & Food Services | 3.8% |
| Construction | 3.1% |
| Public Administration | 3.0% |
| Transportation & Warehousing | 1.5% |
| Agriculture & Mining | 1.3% |
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Frequently Asked Questions
Glen Carbon, Illinois has a population of 13,521 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 181st-largest city in Illinois.
The median household income in Glen Carbon, Illinois is $92,434, with 4.0% of residents living below the federal poverty level.
The median home value in Glen Carbon, Illinois is $278,200, with median monthly rent at $1,088 and a homeownership rate of 64.0%.
The median age in Glen Carbon, Illinois is 39.2 years. The population is 49.2% male and 50.8% female.
The population has grown 7.5% since 2010 (12,920 → 13,883).
Glen Carbon village, IL Climate
Glen Carbon village, IL has an average annual temperature of 12.5°C (55°F) and receives about 975 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
12.5°C
Avg Temp
975
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -2° / 28° | 50 mm |
| February | 1° / 33° | 55 mm |
| March | 7° / 44° | 88 mm |
| April | 13° / 55° | 94 mm |
| May | 18° / 65° | 103 mm |
| June | 23° / 74° | 97 mm |
| July | 26° / 78° | 93 mm |
| August | 24° / 76° | 84 mm |
| September | 20° / 69° | 81 mm |
| October | 14° / 57° | 71 mm |
| November | 7° / 44° | 82 mm |
| December | 1° / 33° | 77 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Glen Carbon village, IL
The most comfortable months to visit Glen Carbon village, IL are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 31°C high). The coldest is January (near -7°C low). May is usually the wettest month.
Where to stay near Glen Carbon
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.