Sublette township

County:: Lee County
County Seat:: No
Area (mi²):: 36.518
State:: Illinois

Sublette township is located in Lee County, Illinois. Sublette township has a 2025 population of 672. Sublette township is currently declining at a rate of -0.88% annually and its population has decreased by -3.03% since the most recent census, which recorded a population of 693 in 2020.

The average household income in Sublette township is $86,686 with a poverty rate of 10.57%.The median age in Sublette township is 33.8 years: 35 years for males, and 30.1 years for females.

Demographics

The racial composition of Sublette township includes 89.43% White, 4.67% other race, and smaller percentages for Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	728	89.43%
Two or more races	42	5.16%
Other race	38	4.67%
Black or African American	6	0.74%

Sublette township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Sublette township's average per capita income is $50,564. Household income levels show a median of $58,210. The poverty rate stands at 10.57%.

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	$99,375	-
Families	$92,500	$116,086
Households	$58,210	$86,686
Non Families	$46,125	$48,310

$50,564

Average Income

$58,210

Median Household Income

10.57%

Poverty Rate