Wilmington Flag

Wilmington

County:
Will County
County Seat:
No
Area (mi²):
33.029
State:
Illinois

Wilmington is located in Will County, Illinois. Wilmington has a 2025 population of 5,833. Wilmington is currently declining at a rate of -0.22% annually and its population has decreased by -1.82% since the most recent census, which recorded a population of 5,941 in 2020.

The average household income in Wilmington is $93,035 with a poverty rate of 10.84%. The median age in Wilmington is 41.8 years: 37.7 years for males, and 45.6 years for females.

5.8K
Total Population
177
Density (mi²)
-13 -0.22%
Growth

Wilmington Population

Wilmington Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Wilmington includes 89.2% White, 3.82% Black or African American, and smaller percentages for other race, Asian, Native American and multiracial populations.

Population by Race

White (89.2%)

Two or more races (5.1%)

Black or African American (3.8%)

Other race (1.1%)

Asian (0.6%)

Native American (0.1%)

Race
Population
Percentage (of total)
White5,27889.2%
Two or more races3055.15%
Black or African American2263.82%
Other race641.08%
Asian370.63%
Native American70.12%

Wilmington Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Wilmington's average per capita income is $49,099. Household income levels show a median of $64,688. The poverty rate stands at 10.84%.

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$109,308-
Families$106,136$121,717
Households$64,688$93,035
Non Families$36,471$52,269

$49,099

Average Income

$64,688

Median Household Income

10.84%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)