Auburn township Flag

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 2026 population of 5,799. Auburn township is currently declining at a rate of -0.15% annually and its population has decreased by -2.31% since the most recent census, which recorded a population of 5,936 in 2020.

The median household income in Auburn township is $81,179 with a poverty rate of 9.6%. The median age in Auburn township is 38.9 years: 36 years for males, and 40 years for females. For every 100 females there are 86.0 males.

5.8K
Total Population
162
Density (mi²)
-9 -0.15%
Growth

Auburn township Population

Auburn township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20265,799-9-0.15%
20255,808-9-0.15%
20245,817-9-0.15%
20235,826-22-0.38%
20225,848-48-0.81%
20215,896-40-0.67%
20205,936-9-0.15%
20196,085-58-0.94%
20186,143-52-0.84%
20176,195-56-0.9%
20166,251-46-0.73%
20156,297-34-0.54%
20146,331-8-0.13%
20136,339-14-0.22%
20126,353-8-0.13%
20116,361280.44%
20106,33960.09%

Median Age

Overall: 38.9 years
Female: 40 years
Male: 36 years

Auburn township Adults

There are 4,473 adults, (978 of whom are seniors) in Auburn township.

Sex Ratio

Female: 3,154 (53.8%)
Male: 2,712 (46.2%)

Demographics

The racial composition of Auburn township includes 96.28% White, and smaller percentages for Two or more races, Black or African American, Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White5,64896.28%
Two or more races1662.83%
Black or African American460.78%
Asian60.1%
Race
Population ↓
Percentage (of total)
White2013.43%
Two or more races340.58%
Race
Population ↓
Percentage (of total)
White5,44792.86%
Two or more races1322.25%
Black or African American460.78%
Asian60.1%

Auburn township Marital Status

Economics and Income Statistics

Auburn township 's average per capita income is $53,620. Household income levels show a median of $81,179. The poverty rate stands at 9.6%.

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$121,515-
Families$116,117$123,474
Households$81,179$98,191
Non Families$36,585$44,480

$53,620

Average Income

$81,179

Median Household Income

9.6%

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)