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 2025 population of 12,064. Kewanee is currently declining at a rate of -0.65% annually and its population has decreased by -3.16% since the most recent census, which recorded a population of 12,458 in 2020.

The average household income in Kewanee is $61,713 with a poverty rate of 15.13%.The median age in Kewanee is 43.6 years: 44.1 years for males, and 42.8 years for females.

Demographics

The racial composition of Kewanee includes 80.2% White, 7.28% other race, 7.14% Black or African American, and smaller percentages for Asian, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	9,848	80.2%
Other race	894	7.28%
Black or African American	877	7.14%
Two or more races	645	5.25%
Asian	15	0.12%
Native American	1	0.01%

Kewanee Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Kewanee's average per capita income is $39,494. Household income levels show a median of $49,668. The poverty rate stands at 15.13%.

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	$72,000	-
Families	$58,856	$74,752
Households	$49,668	$61,713
Non Families	$27,558	$38,115

$39,494

Average Income

$49,668

Median Household Income

15.13%

Poverty Rate