Greene township

County:: Mercer County
County Seat:: No
Area (mi²):: 36.72
State:: Illinois

Greene township is located in Mercer County, Illinois. Greene township has a 2025 population of 1,425. Greene township is currently declining at a rate of -0.28% annually and its population has decreased by -1.52% since the most recent census, which recorded a population of 1,447 in 2020.

The average household income in Greene township is $91,187 with a poverty rate of 5.17%.The median age in Greene township is 46.1 years: 44.5 years for males, and 46.2 years for females.

Demographics

The racial composition of Greene township includes 87.44% White, and smaller percentages for other race, Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	1,372	87.44%
Two or more races	160	10.2%
Other race	32	2.04%
Asian	5	0.32%

Greene township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Greene township's average per capita income is $47,045. Household income levels show a median of $78,125. The poverty rate stands at 5.17%.

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	$99,018	-
Families	$82,455	$100,665
Households	$78,125	$91,187
Non Families	$44,750	$53,615

$47,045

Average Income

$78,125

Median Household Income

5.17%

Poverty Rate