Tinley Park, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Tinley Park, Illinois had a total population of 54,842, the 25th largest village in Illinois, with a median household income of $105,189, which is 26% higher than the state average. The poverty rate is 5.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 5.0% — among the lowest in Illinois.
Tinley Park Quick Facts
How Tinley Park Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 55,007 | 54,842 | -0.3% |
| Median household income | $103,819 | $105,189 | +1.3% |
| Median home value | $289,000 | $299,900 | +3.8% |
How Tinley Park Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 61 | National average: 61
Education
Educational Attainment (Adults 25+)
Tinley Park Rankings in Illinois
Explore Illinois Rankings
Other Cities in Cook County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Chicago | 2,711,226 | $77,902 | 16.8% | $334,100 |
| Elgin | 114,934 | $90,282 | 9.8% | $273,000 |
| Cicero | 82,797 | $70,842 | 14.6% | $249,400 |
| Schaumburg | 76,868 | $97,514 | 5.7% | $330,400 |
| Evanston | 76,340 | $96,434 | 11.8% | $481,200 |
| Arlington Heights | 76,005 | $116,723 | 6.0% | $414,500 |
| Palatine | 66,293 | $97,819 | 8.2% | $355,600 |
| Skokie | 66,219 | $95,337 | 9.7% | $387,200 |
| Des Plaines | 59,156 | $97,875 | 6.0% | $335,600 |
| Orland Park | 57,916 | $98,910 | 7.3% | $367,200 |
Cities Similar to Tinley Park
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Mount Prospect | 55,472 | $101,720 | $397,400 | 48.5% | 6.6% |
| Oak Park | 53,292 | $110,820 | $465,500 | 72.5% | 7.4% |
| Hoffman Estates | 51,175 | $106,806 | $351,900 | 48.5% | 7.1% |
| Orland Park | 57,916 | $98,910 | $367,200 | 45.4% | 7.3% |
| Wheaton | 53,557 | $120,008 | $455,700 | 64.5% | 5.6% |
Population Overview
Tinley Park is a mid-sized community located in Illinois, within Cook County. The total population is 54,842. It ranks as the 25th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Tinley Park is 43.2 years. This is 11% higher than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Tinley Park is $105,189. This is 26% higher than the state median of $83,390. It is also 30% higher than the national median of $80,734. The poverty rate stands at 5.0%. This is 58% lower than the state poverty rate of 11.8%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 6.0%. This is 2% higher than the state rate of 5.8%. The median home value is $299,900. Housing costs are 14% higher than the state median of $263,300. With a home-value-to-income ratio of just 2.9x, Tinley Park is one of the most affordable housing markets in the area. 86.9% of occupied housing units are owner-occupied. This homeownership rate is 29% higher than the state average of 67.1%.
Race & Ethnicity
The largest racial or ethnic group in Tinley Park is White (non-Hispanic), making up 76.2% of the population. Hispanic or Latino residents account for 10.8%. The Black or African American population (6.6%) is well below the state average of 13.3%.
Education
37.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 2% lower than the state rate of 37.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.9%.
Data Sources & Methodology
All demographic data for Tinley Park, Illinois is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Illinois state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,445 Census-designated places in Illinois. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Tinley Park, Illinois?
Tinley Park, Illinois has a population of 54,842 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Tinley Park, IL?
The median household income in Tinley Park is $105,189, which is 30% higher than the national median of $80,734.
What is the poverty rate in Tinley Park, IL?
The poverty rate in Tinley Park is 5.0%. This means approximately 2,717 residents live below the federal poverty line.
What is the racial makeup of Tinley Park, Illinois?
Tinley Park's population is 76.2% White, 6.6% Black, 10.8% Hispanic/Latino, and 3.6% Asian.
What is the median home value in Tinley Park, IL?
The median home value in Tinley Park is $299,900. The home-value-to-income ratio is 2.9x.
How educated is Tinley Park, Illinois?
37.0% of adults (25+) in Tinley Park hold a bachelor's degree or higher, and 15.0% hold a graduate or professional degree.