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Population Review

Carbondale, Illinois Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates

The population of Carbondale, Illinois is 21,813 as of the 2023 American Community Survey, making it the 111th-largest city in Illinois. The median household income is $29,670, the median home value is $124,800, and the median age is 24.9.

The population has declined 16.2% since 2010 (26,522 → 22,223).

21,813

Population

1248

People / sq mi

$29,670

Median Income

$124,800

Median Home Value

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Carbondale covers 17.5 sq mi of land at 1248 people per square mile.

About Carbondale, IL

Among US cities, Carbondale stands out first on household income: a median of $29,670, below the US median of $78,538. With 21,813 residents, Carbondale is a city in Illinois.

Household earnings sit near the bottom of the range at $29,670, below the US median of $78,538. Hardship is pronounced — at 20.6%, poverty is near the top of the range for US cities, above the national 12.4%. Home prices sit near the bottom of the range at $124,800, with typical rent around $750.

College attainment is above the local norm at 46.3%, above the national 35.0%. About 9.9% of the workforce is home-based, below the national 14.0%, and the average commute runs about 15 minutes each way.

Carbondale city Population History (2010-2024)

The city of Carbondale city had a population of 26,522 in 2010 and 22,223 in 2024, a -16.2% growth over 14 years. The peak was 26,541 in 2011. Average annual growth rate: -1.20%.

2011 · 27K20102024
Carbondale city population, 2010–2024 · Source: U.S. Census Bureau — decennial census & Population Estimates

22,223

Population (2024)

26,522

Population (2010)

26,541

Peak (2011)

-1.20%

Avg Annual Growth

YearPopulation
201026,522
201126,541
201225,406
201326,309
201426,148
201526,165
201625,895
201725,567
201825,308
201925,083
202022,263
202122,145
202222,161
202322,102
202422,223

Race & Ethnicity

White57.6%
Black or African American27.8%
Asian0.0%
Hispanic or Latino (any race)1.3%
Two or More Races0.2%

Economy & Income

$29,670

Median Household Income

$23,849

Per Capita Income

20.6%

Poverty Rate

5.1%

Unemployment Rate

Housing

$124,800

Median Home Value

$750

Median Rent

26.7%

Owner-Occupied

Education

94.5%

High School+

46.3%

Bachelor's+

Commute

2.6%

Drive Alone

64.0%

Public Transit

9.9%

Work From Home

14.9 min

Avg Commute

Community Profile

31.6%

Foreign Born

86.7%

Non-English at Home

2.9%

Veterans

14.8%

With Disability

94.1%

Health Insurance

95.4%

Internet Access

Employment by Industry

Professional, Scientific & Management40.7%
Education, Health Care & Social Services14.6%
Finance, Insurance & Real Estate8.3%
Manufacturing6.0%
Information3.9%
Retail Trade2.8%
Arts, Entertainment & Food Services2.6%
Public Administration2.4%
Construction1.9%
Transportation & Warehousing1.7%
Agriculture & Mining0.2%

Largest cities in Illinois

Largest counties in Illinois

Part of Illinois

Metro areas in Illinois

City rankings

Frequently Asked Questions

Carbondale, Illinois has a population of 21,813 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 111th-largest city in Illinois.

The median household income in Carbondale, Illinois is $29,670, with 20.6% of residents living below the federal poverty level.

The median home value in Carbondale, Illinois is $124,800, with median monthly rent at $750 and a homeownership rate of 26.7%.

The median age in Carbondale, Illinois is 24.9 years. The population is 50.5% male and 49.5% female.

The population has declined 16.2% since 2010 (26,522 → 22,223).


Carbondale city, IL Climate

Carbondale city, IL has an average annual temperature of 13.5°C (56°F) and receives about 1156 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.

13.5°C

Avg Temp

1156

Precip (mm/yr)

Jul

Hottest Month

Jan

Coldest Month

-10°0°10°20°30°123mmJFMAMJJASOND
Avg temp (°C) Precipitation (mm)
Carbondale city, IL — monthly temperature & precipitation (1970–2000 normals) · Source: WorldClim 2.1
MonthAvg (°C/°F)Precip
January0° / 31°73 mm
February2° / 36°77 mm
March8° / 46°118 mm
April14° / 56°110 mm
May19° / 66°123 mm
June24° / 74°104 mm
July26° / 79°92 mm
August25° / 76°91 mm
September21° / 70°80 mm
October15° / 58°79 mm
November8° / 47°109 mm
December2° / 36°100 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 Carbondale city, IL

The most comfortable months to visit Carbondale city, IL are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 32°C high). The coldest is January (near -5°C low). May is usually the wettest month.

SeptemberJuneAugust

Where to stay near Carbondale

Visiting or relocating to Carbondale, IL? Compare hotels and short-term rentals across the metro — live availability and prices.

Top-rated places to stay near Carbondale

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Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.