Assumption township Flag

Assumption township

County Seat:
No
Area (mi²):
42.847
State:
Illinois

Assumption township is located in Christian County, Illinois. Assumption township has a 2026 population of 1,282. Assumption township is currently declining at a rate of -0.31% annually and its population has decreased by -2.81% since the most recent census, which recorded a population of 1,319 in 2020.

The median household income in Assumption township is $55,614 with a poverty rate of 10.11%. The median age in Assumption township is 41 years: 45.8 years for males, and 37.4 years for females. For every 100 females there are 135.9 males.

1.3K
Total Population
30
Density (mi²)
-4 -0.31%
Growth

Assumption township Population

Assumption township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20261,282-4-0.31%
20251,286-4-0.31%
20241,290-4-0.31%
20231,294-2-0.15%
20221,296-13-0.99%
20211,309-10-0.76%
20201,319-3-0.23%
20191,303-14-1.06%
20181,317-17-1.27%
20171,334-11-0.82%
20161,345-10-0.74%
20151,355-16-1.17%
20141,371-14-1.01%
20131,385-16-1.14%
20121,401-10-0.71%
20111,411-7-0.49%
20101,417-1-0.07%

Median Age

Overall: 41 years
Female: 37.4 years
Male: 45.8 years

Assumption township Adults

There are 1,161 adults, (303 of whom are seniors) in Assumption township.

Sex Ratio

Female: 594 (42.4%)
Male: 807 (57.6%)

Demographics

The racial composition of Assumption township includes 89.36% White, 3.07% Black or African American, and smaller percentages for Native Hawaiian or Pacific Islander, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White1,25289.36%
Two or more races1027.28%
Black or African American433.07%
Native Hawaiian or Pacific Islander30.21%
Native American10.07%
Race
Population ↓
Percentage (of total)
Two or more races282%
Race
Population ↓
Percentage (of total)
White1,25289.36%
Two or more races745.28%
Black or African American433.07%
Native Hawaiian or Pacific Islander30.21%
Native American10.07%

Assumption township Marital Status

Economics and Income Statistics

Assumption township 's average per capita income is $60,262. Household income levels show a median of $55,614. The poverty rate stands at 10.11%.

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$101,528-
Families$80,000$88,651
Households$55,614$62,558
Non Families$40,069$41,496

$60,262

Average Income

$55,614

Median Household Income

10.11%

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)