Keithsburg

County:: Mercer County
County Seat:: No
Area (mi²):: 2.558
State:: Illinois

Keithsburg is a city located in Mercer County, Illinois. Keithsburg has a 2025 population of 546. Keithsburg is currently declining at a rate of 0% annually and its population has increased by 0.18% since the most recent census, which recorded a population of 545 in 2020.

The average household income in Keithsburg is $82,115 with a poverty rate of 15.58%.The median age in Keithsburg is 51.6 years: 51.7 years for males, and 51.4 years for females.

Demographics

The racial composition of Keithsburg includes 97.12% White, and smaller percentages for Two or more races, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	505	97.12%
Two or more races	14	2.69%
Other race	1	0.19%

Keithsburg Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Keithsburg's average per capita income is $47,500. Household income levels show a median of $46,875. The poverty rate stands at 15.58%.

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	$102,813	-
Families	$84,375	$117,059
Households	$46,875	$82,115
Non Families	$27,740	$38,628

$47,500

Average Income

$46,875

Median Household Income

15.58%

Poverty Rate