Tinley Park, IL Census Data
The 25th largest city in Illinois by population · 29 cities ranked
Tinley Park is the 25th largest city in Illinois by population and ranks 8th of 29 for median household income. With 55,007 residents, it has a lower poverty rate than 27 other Illinois cities. 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
55,007
49.4% male · 50.6% female
Median Age
42.3
3.6 above the national average (38.7 yrs)
Median Household Income
$103,819
$25,281 above the national average ($78,538)
Bachelor's Degree or Higher
38.4%
3.4% above the national average (35.0%)
HS diploma or higher: 96.1%
Poverty Rate
5.2%
7.2% below the national average (12.4%)
Uninsured: 3.4%
Broadband Access
95.3%
5.6% above the national average (89.7%)
Median Home Value
$289,000
Median rent: $1,518 · 88% owner-occupied
Unemployment Rate
6.1%
Labor force participation: 62.8%
Per Capita Income
$59,367
Individual average income (not household)
Veteran Population
5.3%
Disability rate: 10.6%
How Tinley Park Compares to Other Illinois Cities
Rankings among all 29 Illinois cities tracked in the 2023 ACS.
| Ranking | Position | Tier |
|---|---|---|
| Largest by Population | 25th of 29 | Bottom 25% |
| Highest Median Income | 8th of 29 | Top half |
| Lowest Poverty Rate | 2nd of 29 | Top 10% |
| Highest Bachelor's Attainment | 18th of 29 | Bottom half |
| Highest Home Value | 15th of 29 | Bottom half |
Demographics
Race & Ethnicity
Age Distribution
Commute to Work
Tinley Park, IL Frequently Asked Questions
What is the population of Tinley Park, IL?
The population of Tinley Park, IL is 55,007 according to the 2023 American Community Survey 5-year estimates. The median age is 42.3 years.
What is the median household income in Tinley Park?
The median household income in Tinley Park, IL is $103,819, above the national average of $78,538. Per capita income is $59,367.
What is the poverty rate in Tinley Park?
The poverty rate in Tinley Park, IL is 5.2%, compared to the national average of 12.4%. About 3.4% of residents lack health insurance.
What percentage of Tinley Park residents have a college degree?
38.4% of adults (25+) in Tinley Park hold a bachelor's degree or higher, and 96.1% 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 Tinley Park?
The median home value in Tinley Park, IL is $289,000. Median rent is $1,518 per month, with 88% of housing units owner-occupied.
What is the racial makeup of Tinley Park?
Tinley Park's population is 79.2% White, 6.7% Black, 10.6% Hispanic or Latino, and 3.6% Asian (source: 2023 ACS).
How does Tinley Park rank among Illinois cities?
Tinley Park is the 25th largest city in Illinois by population, the 8th highest for median household income, the 2nd lowest for poverty rate, the 18th highest for bachelor's degree attainment among 29 ranked Illinois cities.
What is the unemployment rate in Tinley Park?
The unemployment rate in Tinley Park, IL is 6.1%, with a labor force participation rate of 62.8%. Per capita income is $59,367.
Cities Similar to Tinley Park
Other Illinois cities with comparable population and income levels.