Capital township

County:: Sangamon County
County Seat:: No
Area (mi²):: 59.459
State:: Illinois

Capital township is located in Sangamon County, Illinois. Capital township has a 2025 population of 109,686. Capital township is currently declining at a rate of -0.47% annually and its population has decreased by -2.46% since the most recent census, which recorded a population of 112,451 in 2020.

The average household income in Capital township is $89,108 with a poverty rate of 16.57%. The median age in Capital township is 40.7 years: 38.9 years for males, and 42.2 years for females.

Demographics

The racial composition of Capital township includes 70.41% White, 19.79% Black or African American, and smaller percentages for Asian, other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	78,805	70.41%
Black or African American	22,149	19.79%
Two or more races	6,295	5.62%
Asian	3,266	2.92%
Other race	1,286	1.15%
Native American	115	0.1%
Native Hawaiian or Pacific Islander	11	0.01%

Capital township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Capital township's average per capita income is $49,908. Household income levels show a median of $65,425. The poverty rate stands at 16.57%.

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	$117,251	-
Families	$92,580	$115,092
Households	$65,425	$89,108
Non Families	$43,513	$58,001

$49,908

Average Income

$65,425

Median Household Income

16.57%

Poverty Rate