Chillicothe township Flag

Chillicothe township

County:
Peoria County
County Seat:
No
Area (mi²):
18.034
State:
Illinois

Chillicothe township is located in Peoria County, Illinois. Chillicothe township has a 2026 population of 8,254. Chillicothe township is currently growing at a rate of 0.56% annually and its population has increased by 0.16% since the most recent census, which recorded a population of 8,241 in 2020.

The median household income in Chillicothe township is $69,036 with a poverty rate of 4.24%. The median age in Chillicothe township is 45.2 years: 42.1 years for males, and 51.4 years for females. For every 100 females there are 106.8 males.

8.3K
Total Population
458
Density (mi²)
46 0.56%
Growth

Chillicothe township Population

Chillicothe township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20268,254460.56%
20258,208460.56%
20248,162460.57%
20238,116180.22%
20228,098-66-0.81%
20218,164-77-0.93%
20208,241-24-0.29%
20198,201-80-0.97%
20188,281-82-0.98%
20178,363-103-1.22%
20168,466-43-0.51%
20158,509820.97%
20148,427-49-0.58%
20138,476670.8%
20128,409190.23%
20118,390260.31%
20108,357-10-0.12%

Median Age

Overall: 45.2 years
Female: 51.4 years
Male: 42.1 years

Chillicothe township Adults

There are 6,519 adults, (1,909 of whom are seniors) in Chillicothe township.

Sex Ratio

Female: 3,944 (48.4%)
Male: 4,213 (51.6%)

Demographics

The racial composition of Chillicothe township includes 95.98% 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)
White7,82995.98%
Two or more races2412.95%
Black or African American530.65%
Asian340.42%
Race
Population ↓
Percentage (of total)
Two or more races1662.04%
Race
Population ↓
Percentage (of total)
White7,82995.98%
Two or more races750.92%
Black or African American530.65%
Asian340.42%

Chillicothe township Marital Status

Economics and Income Statistics

Chillicothe township 's average per capita income is $49,608. Household income levels show a median of $69,036. The poverty rate stands at 4.24%.

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$95,742-
Families$80,480$101,312
Households$69,036$87,064
Non Families$52,938$63,654

$49,608

Average Income

$69,036

Median Household Income

4.24%

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)