Peru township

County:: LaSalle County
County Seat:: No
Area (mi²):: 17.476
State:: Illinois

Peru township is located in LaSalle County, Illinois. Peru township has a 2025 population of 10,010. Peru township is currently declining at a rate of -0.01% annually and its population has decreased by -1.4% since the most recent census, which recorded a population of 10,152 in 2020.

The average household income in Peru township is $88,000 with a poverty rate of 9.28%.The median age in Peru township is 46.9 years: 46.2 years for males, and 47.8 years for females.

Demographics

The racial composition of Peru township includes 89.03% White, 3.8% other race, and smaller percentages for Asian, Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	8,983	89.03%
Two or more races	514	5.09%
Other race	383	3.8%
Asian	113	1.12%
Black or African American	97	0.96%

Peru township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Peru township's average per capita income is $47,075. Household income levels show a median of $68,319. The poverty rate stands at 9.28%.

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	$103,854	-
Families	$86,344	$104,747
Households	$68,319	$88,000
Non Families	$43,397	$55,405

$47,075

Average Income

$68,319

Median Household Income

9.28%

Poverty Rate