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Population Review

Granite City, Illinois Population 2026

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

The population of Granite City, Illinois is 26,670 as of the 2023 American Community Survey, making it the 82nd-largest city in Illinois. The median household income is $60,490, the median home value is $99,800, and the median age is 40.1.

The population has declined 9.9% since 2010 (29,789 → 26,854).

26,670

Population

1403

People / sq mi

$60,490

Median Income

$99,800

Median Home Value

Granite City covers 19.0 sq mi of land at 1403 people per square mile.

About Granite City, IL

Granite City is a city in Illinois with a population of 26,670. It ranks #82 among cities in Illinois by population. The median age is 40.1, older than the national median. The population is 49.9% male and 50.1% female.

The median household income in Granite City is $60,490, below the US median of $74,580. 11.2% of residents live below the federal poverty level. Home values sit at a median of $99,800, with monthly rent averaging $761. The homeownership rate of 71.9% is higher than the national rate of 64.8%.

Educational attainment in Granite City reflects 16.2% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 7.6% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 22.9 minutes each way.

Granite City city Population History (2010-2024)

The city of Granite City city had a population of 29,789 in 2010 and 26,854 in 2024, a -9.9% growth over 14 years. The peak was 29,789 in 2010. Average annual growth rate: -0.74%.

2010 · 30K20102024

26,854

Population (2024)

29,789

Population (2010)

29,789

Peak (2010)

-0.74%

Avg Annual Growth

YearPopulation
201029,789
201129,693
201229,519
201329,334
201429,137
201528,979
201628,837
201728,671
201828,428
201928,158
202027,517
202127,332
202227,125
202326,970
202426,854

Race & Ethnicity

White79.4%
Black or African American11.0%
Asian0.0%
Hispanic or Latino (any race)1.3%
Two or More Races0.0%

Economy & Income

$60,490

Median Household Income

$30,640

Per Capita Income

11.2%

Poverty Rate

3.8%

Unemployment Rate

Housing

$99,800

Median Home Value

$761

Median Rent

71.9%

Owner-Occupied

Education

88.1%

High School+

16.2%

Bachelor's+

Commute

1.5%

Drive Alone

83.5%

Public Transit

7.6%

Work From Home

22.9 min

Avg Commute

Community Profile

29.2%

Foreign Born

93.6%

Non-English at Home

8.2%

Veterans

22.0%

With Disability

93.7%

Health Insurance

90.7%

Internet Access

Employment by Industry

Professional, Scientific & Management22.4%
Manufacturing12.8%
Retail Trade11.0%
Finance, Insurance & Real Estate10.8%
Education, Health Care & Social Services9.2%
Arts, Entertainment & Food Services7.2%
Construction5.8%
Information4.8%
Public Administration3.5%
Transportation & Warehousing1.7%
Agriculture & Mining0.1%

Largest cities in Illinois

Largest counties in Illinois

Part of Illinois

Metro areas in Illinois

City rankings

Frequently Asked Questions

Granite City, Illinois has a population of 26,670 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 82nd-largest city in Illinois.

The median household income in Granite City, Illinois is $60,490, with 11.2% of residents living below the federal poverty level.

The median home value in Granite City, Illinois is $99,800, with median monthly rent at $761 and a homeownership rate of 71.9%.

The median age in Granite City, Illinois is 40.1 years. The population is 49.9% male and 50.1% female.

The population has declined 9.9% since 2010 (29,789 → 26,854).

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

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