Iuka township

County:: Marion County
County Seat:: No
Area (mi²):: 36.012
State:: Illinois

Iuka township is located in Marion County, Illinois. Iuka township has a 2025 population of 983. Iuka township is currently declining at a rate of -0.61% annually and its population has decreased by -3.72% since the most recent census, which recorded a population of 1,021 in 2020.

The average household income in Iuka township is $67,663 with a poverty rate of 10.18%.The median age in Iuka township is 37.5 years: 35.7 years for males, and 38.4 years for females.

Demographics

The racial composition of Iuka township includes 95.8% White, and smaller percentages for Two or more races, Asian, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	867	95.8%
Two or more races	17	1.88%
Asian	13	1.44%
Other race	8	0.88%

Iuka township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Iuka township's average per capita income is $45,144. Household income levels show a median of $54,375. The poverty rate stands at 10.18%.

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	$74,063	-
Families	$68,056	$80,833
Households	$54,375	$67,663
Non Families	$32,679	$41,385

$45,144

Average Income

$54,375

Median Household Income

10.18%

Poverty Rate