Ottawa township

County:: LaSalle County
County Seat:: No
Area (mi²):: 15.183
State:: Illinois

Ottawa township is located in LaSalle County, Illinois. Ottawa township has a 2025 population of 11,256. Ottawa township is currently growing at a rate of 0.33% annually and its population has increased by 0.04% since the most recent census, which recorded a population of 11,252 in 2020.

The average household income in Ottawa township is $95,526 with a poverty rate of 14.97%.The median age in Ottawa township is 44.3 years: 44.2 years for males, and 44.9 years for females.

Demographics

The racial composition of Ottawa township includes 85.97% White, 3.13% Black or African American, 3.08% other race, and smaller percentages for Asian, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	9,639	85.97%
Two or more races	742	6.62%
Black or African American	351	3.13%
Other race	345	3.08%
Asian	129	1.15%
Native Hawaiian or Pacific Islander	6	0.05%

Ottawa township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Ottawa township's average per capita income is $43,750. Household income levels show a median of $69,123. The poverty rate stands at 14.97%.

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	$100,804	-
Families	$77,353	$104,850
Households	$69,123	$95,526
Non Families	$45,331	$77,820

$43,750

Average Income

$69,123

Median Household Income

14.97%

Poverty Rate