Jacksonville, IL
Population 17,490 · Illinois
About Jacksonville, IL
Jacksonville is a mid-sized city in Illinois with a population of 17,490 residents. The median household income is $62,615 per year, which is near the national average. The median age in Jacksonville is 37.6 years.
Housing in Jacksonville has a median home value of $128,300 and median monthly rent of $703. Of the 7,828 total housing units, the majority are owner-occupied, with 4,165 owner-occupied and 2,556 renter-occupied units.
The unemployment rate in Jacksonville is 6.7% and the poverty rate is 16.5%. 23.6% of residents hold a bachelor's degree or higher. The average commute time is 16 minutes.
Cost of Living in Jacksonville, IL
Compared to national averages, Jacksonville has a median household income of $62,615 (17% below the national median of $75,149). Home values average $128,300, which is 48% below the national median. Monthly rent at $703 is 40% below the US average of $1,163. Within Illinois, Jacksonville's income is 17% below the state average of $75,072, and home values are 23% below the state median of $165,779.
Why Live in Jacksonville, IL?
Jacksonville offers affordable housing with a median home value of $128,300, below the US average of $244,900, and rent that’s lower than the national average at $703/month, and short commute times averaging just 16 minutes.
Potential considerations include median household income ($62,615) that falls below the national average. However, Jacksonville’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Jacksonville has a population of 17,490 with a median age of 37.6 years. Compare Jacksonville with other cities to see how it stacks up, or explore all cities in Illinois.
Similar Cities Near Jacksonville
Cities in Illinois with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Lemont | 17,643 | $126,100 | $447,800 | Compare |
| Godfrey | 17,743 | $92,746 | $181,400 | Compare |
| Charleston | 17,212 | $49,057 | $133,700 | Compare |
| Cahokia Heights | 17,173 | $37,975 | $56,900 | Compare |
| Hinsdale | 17,155 | $250,001 | $999,100 | Compare |
| Cary | 17,875 | $109,790 | $287,000 | Compare |
| Bourbonnais | 18,109 | $81,017 | $242,600 | Compare |
| Palos Hills | 18,139 | $83,969 | $259,200 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Illinois
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Jacksonville
What is the population of Jacksonville, IL?
The population of Jacksonville, IL is 17,490 according to the latest Census data.
What is the median household income in Jacksonville?
The median household income in Jacksonville, IL is $62,615 per year.
What is the median home value in Jacksonville?
The median home value in Jacksonville, IL is $128,300.
What is the average rent in Jacksonville?
The median monthly rent in Jacksonville, IL is $703.
What is the unemployment rate in Jacksonville?
The unemployment rate in Jacksonville, IL is 6.7%.