Walnut Grove township

County:: Knox County
County Seat:: No
Area (mi²):: 35.563
State:: Illinois

Walnut Grove township is located in Knox County, Illinois. Walnut Grove township has a 2025 population of 653. Walnut Grove township is currently declining at a rate of -0.31% annually and its population has decreased by -3.55% since the most recent census, which recorded a population of 677 in 2020.

The average household income in Walnut Grove township is $77,750 with a poverty rate of 8.29%.The median age in Walnut Grove township is 52 years: 57.9 years for males, and 51.4 years for females.

Demographics

The racial composition of Walnut Grove township includes 98.88% White, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	704	98.88%
Two or more races	8	1.12%

Walnut Grove township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Walnut Grove township's average per capita income is $46,953. Household income levels show a median of $62,800. The poverty rate stands at 8.29%.

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
Families	$81,667	$95,704
Married Families	$81,667	-
Households	$62,800	$77,750
Non Families	$43,548	$42,527

$46,953

Average Income

$62,800

Median Household Income

8.29%

Poverty Rate