Harrisburg is a city located in Saline County Illinois. It is also the county seat of Saline County. With a 2020 population of 8,059, it is the 265th largest city in Illinois and the 4845th largest city in the United States. Harrisburg is currently declining at a rate of -0.98% annually and its population has decreased by -6.05% since the most recent census, which recorded a population of 8,578 in 2020. Spanning over 7 miles, Harrisburg has a population density of 1,224 people per square mile.
The average household income in Harrisburg is $46,299 with a poverty rate of 22.95%. The median rental costs in recent years comes to $629 per month, and the median house value is $72,900. The median age in Harrisburg is 39 years, 37.5 years for males, and 44.1 years for females.
According to the most recent ACS, the racial composition of Harrisburgwas:
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among islander people with a rate of 100.00%.
The highest rate of bachelors degrees is among islander people with a rate of 61.76%.
97.62% of Harrisburg residents speak only English, while 2.38% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 0.83% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in Harrisburg is White, with 23.42% below the poverty level.
The race least likely to be in poverty in Harrisburg is Hispanic, with 14.29% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 6.50%. Among those working part-time, it was 30.65%, and for those that did not work, the poverty rate was 28.64%.
Number of Veterans
Veteran Poverty Rate
Veteran Disability Rate
Labor Force Participation
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Born in Harrisburg
99.07% of Harrisburg residents were born in the United States, with 75.48% having been born in Illinois. 0.48% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.