Knox township Flag

Knox township

County:
Knox County
County Seat:
No
Area (mi²):
35.412
State:
Illinois

Knox township is located in Knox County, Illinois. Knox township has a 2026 population of 4,860. Knox township is currently growing at a rate of 0.21% annually but its population has decreased by -1.38% since the most recent census, which recorded a population of 4,928 in 2020.

The median household income in Knox township is $82,353 with a poverty rate of 11.33%. The median age in Knox township is 45.5 years: 38.9 years for males, and 52.4 years for females. For every 100 females there are 88.9 males.

4.9K
Total Population
137
Density (mi²)
10 0.21%
Growth

Knox township Population

Knox township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20264,860100.21%
20254,850100.21%
20244,840100.21%
20234,83010.02%
20224,829-61-1.25%
20214,890-38-0.77%
20204,928-15-0.3%
20194,747-34-0.71%
20184,781-57-1.18%
20174,838-30-0.62%
20164,868-33-0.67%
20154,901-50-1.01%
20144,951-14-0.28%
20134,965-18-0.36%
20124,983-37-0.74%
20115,020-7-0.14%
20105,02810.02%

Median Age

Overall: 45.5 years
Female: 52.4 years
Male: 38.9 years

Knox township Adults

There are 3,835 adults, (1,257 of whom are seniors) in Knox township.

Sex Ratio

Female: 2,578 (52.9%)
Male: 2,293 (47.1%)

Demographics

The racial composition of Knox township includes 96.51% White, and smaller percentages for Two or more races, Black or African American, Native American, Asian and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White4,70196.51%
Two or more races1402.87%
Black or African American220.45%
Native American50.1%
Asian30.06%
Race
Population ↓
Percentage (of total)
White170.35%
Two or more races140.29%
Native American50.1%
Race
Population ↓
Percentage (of total)
White4,68496.16%
Two or more races1262.59%
Black or African American220.45%
Asian30.06%

Knox township Marital Status

Economics and Income Statistics

Knox township 's average per capita income is $48,021. Household income levels show a median of $82,353. The poverty rate stands at 11.33%.

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$105,250-
Families$101,588$107,191
Households$82,353$86,337
Non Families$31,125$47,921

$48,021

Average Income

$82,353

Median Household Income

11.33%

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)