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
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Granite City covers 19.0 sq mi of land at 1403 people per square mile.
About Granite City, IL
Housing cost is the defining feature of Granite City: the median home is valued at $99,800. With 26,670 residents, Granite City is a city in Illinois.
Earnings trail the nation, with the median household making $60,490, below the US median of $78,538. Roughly 11.2% of residents fall below the poverty line, below the national 12.4%. Real estate is inexpensive, with a typical home worth only $99,800, with typical rent around $761.
Granite City is among the least college-educated US cities, at 16.2% — below the national 35.0%. Most workers commute: only 7.6% work from home, below the national 14.0%, and the average commute runs about 23 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%.
26,854
Population (2024)
29,789
Population (2010)
29,789
Peak (2010)
-0.74%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 29,789 |
| 2011 | 29,693 |
| 2012 | 29,519 |
| 2013 | 29,334 |
| 2014 | 29,137 |
| 2015 | 28,979 |
| 2016 | 28,837 |
| 2017 | 28,671 |
| 2018 | 28,428 |
| 2019 | 28,158 |
| 2020 | 27,517 |
| 2021 | 27,332 |
| 2022 | 27,125 |
| 2023 | 26,970 |
| 2024 | 26,854 |
Race & Ethnicity
| White | 79.4% |
| Black or African American | 11.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.3% |
| Two or More Races | 0.0% |
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 & Management | 22.4% |
| Manufacturing | 12.8% |
| Retail Trade | 11.0% |
| Finance, Insurance & Real Estate | 10.8% |
| Education, Health Care & Social Services | 9.2% |
| Arts, Entertainment & Food Services | 7.2% |
| Construction | 5.8% |
| Information | 4.8% |
| Public Administration | 3.5% |
| Transportation & Warehousing | 1.7% |
| Agriculture & Mining | 0.1% |
Largest cities in Illinois
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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).
Where to stay in Granite City
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.