Belvidere, Illinois Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Belvidere, Illinois is 24,510 as of the 2023 American Community Survey, making it the 91st-largest city in Illinois. The median household income is $62,462, the median home value is $153,100, and the median age is 39.7.
The population has declined 1.1% since 2010 (25,609 → 25,325).
24,510
Population
1936
People / sq mi
$62,462
Median Income
$153,100
Median Home Value
Belvidere covers 12.7 sq mi of land at 1936 people per square mile.
About Belvidere, IL
Belvidere is a city in Illinois with a population of 24,510. It ranks #91 among cities in Illinois by population. The median age is 39.7, in line with the national median. The population is 49.9% male and 50.1% female.
The median household income in Belvidere is $62,462, below the US median of $74,580. 10.9% of residents live below the federal poverty level. Home values sit at a median of $153,100, with monthly rent averaging $943. The homeownership rate of 73.6% is higher than the national rate of 64.8%.
Educational attainment in Belvidere reflects 13.2% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 7.2% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 24.6 minutes each way.
Belvidere city Population History (2010-2024)
The city of Belvidere city had a population of 25,609 in 2010 and 25,325 in 2024, a -1.1% growth over 14 years. The peak was 25,609 in 2010. Average annual growth rate: -0.08%.
25,325
Population (2024)
25,609
Population (2010)
25,609
Peak (2010)
-0.08%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 25,609 |
| 2011 | 25,584 |
| 2012 | 25,370 |
| 2013 | 25,360 |
| 2014 | 25,317 |
| 2015 | 25,247 |
| 2016 | 25,222 |
| 2017 | 25,191 |
| 2018 | 25,156 |
| 2019 | 25,143 |
| 2020 | 25,271 |
| 2021 | 25,153 |
| 2022 | 25,134 |
| 2023 | 25,309 |
| 2024 | 25,325 |
Race & Ethnicity
| White | 63.2% |
| Black or African American | 2.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.5% |
| Two or More Races | 0.0% |
Economy & Income
$62,462
Median Household Income
$32,181
Per Capita Income
10.9%
Poverty Rate
4.7%
Unemployment Rate
Housing
$153,100
Median Home Value
$943
Median Rent
73.6%
Owner-Occupied
Education
78.1%
High School+
13.2%
Bachelor's+
Commute
0.3%
Drive Alone
75.8%
Public Transit
7.2%
Work From Home
24.6 min
Avg Commute
Community Profile
16.3%
Foreign Born
71.7%
Non-English at Home
4.4%
Veterans
15.9%
With Disability
92.5%
Health Insurance
94.1%
Internet Access
Employment by Industry
| Manufacturing | 27.2% |
| Professional, Scientific & Management | 14.0% |
| Education, Health Care & Social Services | 11.3% |
| Finance, Insurance & Real Estate | 9.4% |
| Construction | 7.9% |
| Arts, Entertainment & Food Services | 6.2% |
| Retail Trade | 5.5% |
| Information | 3.0% |
| Transportation & Warehousing | 0.4% |
| Public Administration | 0.4% |
| Agriculture & Mining | 0.4% |
Largest cities in Illinois
Largest counties in Illinois
Part of Illinois
Metro areas in Illinois
City rankings
Frequently Asked Questions
Belvidere, Illinois has a population of 24,510 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 91st-largest city in Illinois.
The median household income in Belvidere, Illinois is $62,462, with 10.9% of residents living below the federal poverty level.
The median home value in Belvidere, Illinois is $153,100, with median monthly rent at $943 and a homeownership rate of 73.6%.
The median age in Belvidere, Illinois is 39.7 years. The population is 49.9% male and 50.1% female.
The population has declined 1.1% since 2010 (25,609 → 25,325).
More from Illinois
Population 2,707,648
Population 179,867
Population 149,785
Population 149,424
Population 147,649
Full rankings of Illinois cities by population
Statewide data for Illinois
Population, race, income, age, and trends across Illinois
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.