Henderson township Flag

Henderson township

County:
Knox County
County Seat:
No
Area (mi²):
33.814
State:
Illinois

Henderson township is located in Knox County, Illinois. Henderson township has a 2026 population of 1,118. Henderson township is currently growing at a rate of 0.18% annually but its population has decreased by -1.84% since the most recent census, which recorded a population of 1,139 in 2020.

The median household income in Henderson township is $72,116 with a poverty rate of 6.89%. The median age in Henderson township is 42.2 years: 42.7 years for males, and 40.6 years for females. For every 100 females there are 116.4 males.

1.1K
Total Population
33
Density (mi²)
2 0.18%
Growth

Henderson township Population

Henderson township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20261,11820.18%
20251,11620.18%
20241,11420.18%
20231,112-2-0.18%
20221,114-17-1.5%
20211,131-8-0.7%
20201,139-4-0.35%
20191,085-8-0.73%
20181,093-11-1%
20171,104-6-0.54%
20161,110-7-0.63%
20151,117-13-1.15%
20141,130-2-0.18%
20131,132-5-0.44%
20121,137-7-0.61%
20111,14490.79%
20101,14800%

Median Age

Overall: 42.2 years
Female: 40.6 years
Male: 42.7 years

Henderson township Adults

There are 1,121 adults, (287 of whom are seniors) in Henderson township.

Sex Ratio

Female: 752 (46.2%)
Male: 875 (53.8%)

Demographics

The racial composition of Henderson township includes 90.84% White, and smaller percentages for Black or African American, other race and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White1,47890.84%
Two or more races1227.5%
Black or African American211.29%
Other race60.37%
Race
Population ↓
Percentage (of total)
White503.07%
Two or more races352.15%
Other race60.37%
Race
Population ↓
Percentage (of total)
White1,42887.77%
Two or more races875.35%
Black or African American211.29%

Henderson township Marital Status

Economics and Income Statistics

Henderson township 's average per capita income is $36,763. Household income levels show a median of $72,116. The poverty rate stands at 6.89%.

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$85,074-
Families$79,563$109,763
Households$72,116$102,266
Non Families$51,650$80,942

$36,763

Average Income

$72,116

Median Household Income

6.89%

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)