Population density (sq mi)1,43322891
Median age39.037.437.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)52%55%55%
Families w/ Kids under 1841%44%43%
Speak English97%77%79%
Speak Spanish2%13%13%

Key findings

  • The population density in Harrisburg is 528% higher than Illinois
  • The median age in Harrisburg is 4% higher than Illinois
  • In Harrisburg 91.41% of the population is White
  • In Harrisburg 4.10% of the population is Black
  • In Harrisburg 1.23% of the population is Asian

Compare Harrisburg, IL Demographics


      Harrisburg population breakdown by race

      American Indian0.20%0.23%0.82%
      Native Hawaiian0.10%0.03%0.18%
      Mixed race2.95%2.34%3.06%
      Other race0.01%5.86%4.75%
      In Harrisburg, 3.0% of people are of Hispanic or Latino origin.
      Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

      Household income distribution

      Place of birth by citizenship

      Harrisburg age breakdown

      Marital status

      Age of children in married couples

      Source: The Harrisburg, IL demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).