Kewanee, Illinois Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Kewanee, Illinois is 12,280 as of the 2023 American Community Survey, making it the 194th-largest city in Illinois. The median household income is $49,668, the median home value is $70,000, and the median age is 43.6.
The population has declined 5.9% since 2010 (12,908 → 12,146).
12,280
Population
1861
People / sq mi
$49,668
Median Income
$70,000
Median Home Value
Kewanee covers 6.6 sq mi of land at 1861 people per square mile.
About Kewanee, IL
Kewanee is a city in Illinois with a population of 12,280. It ranks #194 among cities in Illinois by population. The median age is 43.6, older than the national median. The population is 49.8% male and 50.2% female.
The median household income in Kewanee is $49,668, below the US median of $74,580. 9.4% of residents live below the federal poverty level. Home values sit at a median of $70,000, with monthly rent averaging $775. The homeownership rate of 69.9% is higher than the national rate of 64.8%.
Educational attainment in Kewanee reflects 15.1% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 6.1% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 18.5 minutes each way.
Kewanee city Population History (2010-2024)
The city of Kewanee city had a population of 12,908 in 2010 and 12,146 in 2024, a -5.9% growth over 14 years. The peak was 12,908 in 2010. Average annual growth rate: -0.43%.
12,146
Population (2024)
12,908
Population (2010)
12,908
Peak (2010)
-0.43%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 12,908 |
| 2011 | 12,853 |
| 2012 | 12,822 |
| 2013 | 12,720 |
| 2014 | 12,660 |
| 2015 | 12,591 |
| 2016 | 12,537 |
| 2017 | 12,449 |
| 2018 | 12,395 |
| 2019 | 12,339 |
| 2020 | 12,468 |
| 2021 | 12,391 |
| 2022 | 12,271 |
| 2023 | 12,208 |
| 2024 | 12,146 |
Race & Ethnicity
| White | 80.2% |
| Black or African American | 7.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.2% |
| Two or More Races | 0.0% |
Economy & Income
$49,668
Median Household Income
$26,763
Per Capita Income
9.4%
Poverty Rate
3.5%
Unemployment Rate
Housing
$70,000
Median Home Value
$775
Median Rent
69.9%
Owner-Occupied
Education
83.4%
High School+
15.1%
Bachelor's+
Commute
0.0%
Drive Alone
78.3%
Public Transit
6.1%
Work From Home
18.5 min
Avg Commute
Community Profile
13.4%
Foreign Born
91.6%
Non-English at Home
7.9%
Veterans
20.3%
With Disability
96.4%
Health Insurance
86.3%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 26.7% |
| Manufacturing | 20.0% |
| Construction | 7.3% |
| Education, Health Care & Social Services | 6.8% |
| Public Administration | 5.5% |
| Arts, Entertainment & Food Services | 4.9% |
| Retail Trade | 3.5% |
| Information | 2.6% |
| Finance, Insurance & Real Estate | 2.3% |
| Agriculture & Mining | 1.6% |
| Transportation & Warehousing | 0.5% |
Largest cities in Illinois
Largest counties in Illinois
Part of Illinois
Metro areas in Illinois
City rankings
Frequently Asked Questions
Kewanee, Illinois has a population of 12,280 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 194th-largest city in Illinois.
The median household income in Kewanee, Illinois is $49,668, with 9.4% of residents living below the federal poverty level.
The median home value in Kewanee, Illinois is $70,000, with median monthly rent at $775 and a homeownership rate of 69.9%.
The median age in Kewanee, Illinois is 43.6 years. The population is 49.8% male and 50.2% female.
The population has declined 5.9% since 2010 (12,908 → 12,146).
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.