Will County Flag

Will County

State:
Illinois
County Seat:
Joliet

Will County's estimated 2025 population is 706,092 with a growth rate of 0.38% in the past year according to the most recent United States census data. Will County is the 4th largest county in Illinois. The 2010 population was 678,829 and has seen a growth of 4.02% since that time.

706,092
Total Population
845
Population Density (miĀ²)
4
Population Rank (State)
2.7K 0.38%
Annual Population Growth

Will County Population

Will County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Will County includes 65.03% White, 11.79% Black or African American, 6.92% other race, 6.11% Asian, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Black or African American

Two or more races

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White454,21765.03%
Black or African American82,37111.79%
Two or more races67,6999.69%
Other race48,3636.92%
Asian42,6706.11%
Native American3,0830.44%
Native Hawaiian or Pacific Islander470.01%

Will County Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Will County's average per capita income is $60,034. Household income levels show a median of $107,799. The poverty rate stands at 6.96%.

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$140,023$163,471
Families$124,227$147,160
Households$107,799$131,203
Non Families$58,765$75,782

$60,034

Average Income

$107,799

Median Household Income

6.96%

Poverty Rate