Whiteside County Flag

Whiteside County

State:
Illinois
County Seat:
Morrison

Whiteside County's estimated 2025 population is 54,384 with a growth rate of -0.1% in the past year according to the most recent United States census data. Whiteside County is the 25th largest county in Illinois. The 2010 population was 58,489 and has seen a growth of -7.02% since that time.

54,384
Total Population
80
Population Density (miĀ²)
25
Population Rank (State)
-57 -0.1%
Annual Population Growth

Whiteside County Population

Whiteside County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Whiteside County includes 87.87% White, and smaller percentages for other race, Black or African American, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Black or African American

Asian

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White48,49787.87%
Two or more races4,4908.14%
Other race1,2062.19%
Black or African American5921.07%
Asian2800.51%
Native American1220.22%
Native Hawaiian or Pacific Islander50.01%

Whiteside County Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Whiteside County's average per capita income is $45,917. Household income levels show a median of $64,536. The poverty rate stands at 12.07%.

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$102,807$118,302
Families$85,370$102,388
Households$64,536$84,990
Non Families$36,286$50,805

$45,917

Average Income

$64,536

Median Household Income

12.07%

Poverty Rate