Auburn township

County:: Sangamon County
County Seat:: No
Area (mi²):: 35.801
State:: Illinois

Auburn township is located in Sangamon County, Illinois. Auburn township has a 2025 population of 5,738. Auburn township is currently declining at a rate of -0.59% annually and its population has decreased by -3.34% since the most recent census, which recorded a population of 5,936 in 2020.

The average household income in Auburn township is $98,388 with a poverty rate of 8.5%. The median age in Auburn township is 36 years: 33.6 years for males, and 37.6 years for females.

Demographics

The racial composition of Auburn township includes 96.93% White, and smaller percentages for Two or more races, Asian, Black or African American, Native American, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

White

Two or more races

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Other race

Race	Population	Percentage (of total)
White	5,714	96.93%
Two or more races	160	2.71%
Asian	11	0.19%
Black or African American	10	0.17%
Native American	0	0%
Native Hawaiian or Pacific Islander	0	0%
Other race	0	0%

Auburn township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Auburn township's average per capita income is $49,297. Household income levels show a median of $80,000. The poverty rate stands at 8.5%.

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	$124,883	-
Families	$117,656	$122,768
Households	$80,000	$98,388
Non Families	$39,918	$48,673

$49,297

Average Income

$80,000

Median Household Income

8.5%

Poverty Rate