Joliet, IL Census Data
The 3rd largest city in Illinois by population · 29 cities ranked
Joliet is the 3rd largest city in Illinois by population and ranks 17th of 29 for median household income. With 149,785 residents, its poverty rate of 11.0% ranks among the higher rates in Illinois. This snapshot draws from the 2023 American Community Survey (ACS) 5-year estimates.
Updated: 2026-04-13 · Source: U.S. Census Bureau, ACS 2023
Population
149,785
49.6% male · 50.4% female
Median Age
35.3
3.4 below the national average (38.7 yrs)
Median Household Income
$88,026
$9,488 above the national average ($78,538)
Bachelor's Degree or Higher
25.0%
10.0% below the national average (35.0%)
HS diploma or higher: 84.9%
Poverty Rate
11.0%
1.4% below the national average (12.4%)
Uninsured: 8.8%
Broadband Access
95.9%
6.2% above the national average (89.7%)
Median Home Value
$248,600
Median rent: $1,237 · 73% owner-occupied
Unemployment Rate
5.8%
Labor force participation: 64.8%
Per Capita Income
$42,388
Individual average income (not household)
Veteran Population
4.7%
Disability rate: 10.1%
How Joliet Compares to Other Illinois Cities
Rankings among all 29 Illinois cities tracked in the 2023 ACS.
| Ranking | Position | Tier |
|---|---|---|
| Largest by Population | 3rd of 29 | Top 25% |
| Highest Median Income | 17th of 29 | Bottom half |
| Lowest Poverty Rate | 18th of 29 | Bottom half |
| Highest Bachelor's Attainment | 25th of 29 | Bottom 25% |
| Highest Home Value | 20th of 29 | Bottom half |
Demographics
Race & Ethnicity
Age Distribution
Commute to Work
Joliet, IL Frequently Asked Questions
What is the population of Joliet, IL?
The population of Joliet, IL is 149,785 according to the 2023 American Community Survey 5-year estimates. The median age is 35.3 years.
What is the median household income in Joliet?
The median household income in Joliet, IL is $88,026, above the national average of $78,538. Per capita income is $42,388.
What is the poverty rate in Joliet?
The poverty rate in Joliet, IL is 11.0%, compared to the national average of 12.4%. About 8.8% of residents lack health insurance.
What percentage of Joliet residents have a college degree?
25.0% of adults (25+) in Joliet hold a bachelor's degree or higher, and 84.9% have at least a high school diploma. The national average for bachelor's degree holders is 35.0%.
What is the median home value in Joliet?
The median home value in Joliet, IL is $248,600. Median rent is $1,237 per month, with 73% of housing units owner-occupied.
What is the racial makeup of Joliet?
Joliet's population is 52.7% White, 17.0% Black, 34.7% Hispanic or Latino, and 2.1% Asian (source: 2023 ACS).
How does Joliet rank among Illinois cities?
Joliet is the 3rd largest city in Illinois by population, the 17th highest for median household income, the 18th lowest for poverty rate, the 25th highest for bachelor's degree attainment among 29 ranked Illinois cities.
What is the unemployment rate in Joliet?
The unemployment rate in Joliet, IL is 5.8%, with a labor force participation rate of 64.8%. Per capita income is $42,388.
Cities Similar to Joliet
Other Illinois cities with comparable population and income levels.