Kewanee Flag

Kewanee

County:
Henry County
County Seat:
No
Area (mi²):
6.598
State:
Illinois

Kewanee is a city located in Henry County, Illinois. Kewanee has a 2026 population of 11,985. Kewanee is currently declining at a rate of -0.66% annually and its population has decreased by -3.87% since the most recent census, which recorded a population of 12,468 in 2020.

The median household income in Kewanee is $50,886 with a poverty rate of 17.9%. The median age in Kewanee is 46.3 years: 44.8 years for males, and 47.1 years for females. For every 100 females there are 106.6 males.

12K
Total Population
1,817
Density (mi²)
-80 -0.66%
Growth

Kewanee Population

Kewanee Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202611,985-80-0.66%
202512,065-81-0.67%
202412,146-62-0.51%
202312,208-63-0.51%
202212,271-120-0.97%
202112,391-77-0.62%
202012,468-36-0.29%
201912,338-56-0.45%
201812,394-49-0.39%
201712,443-88-0.7%
201612,531-60-0.48%
201512,591-68-0.54%
201412,659-55-0.43%
201312,714-106-0.83%
201212,820-31-0.24%
201112,851-52-0.4%
201012,903-13-0.1%
200012,944-25-0.19%
199012,969-1,539-10.61%
198014,508-1,254-7.96%
197015,762-562-3.44%
196016,324-497-2.95%
195016,821-80-0.47%
194016,901-192-1.12%
193017,0931,0676.66%
192016,0266,71972.19%
19109,30792511.04%
19008,3823,81383.45%
18904,5691,86568.97%
18802,70400%

Median Age

Overall: 46.3 years
Female: 47.1 years
Male: 44.8 years

Kewanee Adults

There are 9,708 adults, (2,875 of whom are seniors) in Kewanee.

Sex Ratio

Female: 5,765 (48.4%)
Male: 6,148 (51.6%)

Demographics

The racial composition of Kewanee includes 80.83% White, 7.96% other race, 3.26% Black or African American, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White9,62980.83%
Other race9487.96%
Two or more races8837.41%
Black or African American3883.26%
Asian630.53%
Native American20.02%
Race
Population ↓
Percentage (of total)
Other race7896.62%
Two or more races5654.74%
White2492.09%
Black or African American230.19%
Race
Population ↓
Percentage (of total)
White9,38078.74%
Black or African American3653.06%
Two or more races3182.67%
Other race1591.33%
Asian630.53%
Native American20.02%

Kewanee Marital Status

Economics and Income Statistics

Kewanee 's average per capita income is $40,415. Household income levels show a median of $50,886. The poverty rate stands at 17.9%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$68,920-
Families$56,134$75,402
Households$50,886$64,234
Non Families$36,043$45,000

$40,415

Average Income

$50,886

Median Household Income

17.9%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)