Harrisburg Flag

Harrisburg

County:
Saline County
County Seat:
Yes
Area (mi²):
6.612
State:
Illinois

Harrisburg is a city located in Saline County, Illinois. Harrisburg has a 2025 population of 7,858 . It is also the county seat of Saline County . Harrisburg is currently declining at a rate of -1% annually and its population has decreased by -4.79% since the most recent census, which recorded a population of 8,253 in 2020.

The average household income in Harrisburg is $62,908 with a poverty rate of 25.13%. The median age in Harrisburg is 37.5 years: 36.1 years for males, and 42.6 years for females. For every 100 females there are 94.8 males.

7.9K
Total Population
1,188
Density (mi²)
-79 -1%
Growth

Harrisburg Population

Harrisburg Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Harrisburg includes 91.82% White, 3.36% Black or African American, and smaller percentages for Asian and multiracial populations.

Population by Race

White (91.82%)

Two or more races (4.61%)

Black or African American (3.36%)

Asian (0.21%)

Race
Population
Percentage (of total)
White7,90491.82%
Two or more races3974.61%
Black or African American2893.36%
Asian180.21%

Harrisburg Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Harrisburg's average per capita income is $37,861. Household income levels show a median of $48,488. The poverty rate stands at 25.13%.

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$82,353-
Families$64,100$74,390
Households$48,488$62,908
Non Families$28,929$43,433

$37,861

Average Income

$48,488

Median Household Income

25.13%

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)