Oak Park, IL Census Data
The 27th largest city in Illinois by population · 29 cities ranked
Oak Park is the 27th largest city in Illinois by population and ranks 5th of 29 for median household income. With 53,315 residents, it has a lower poverty rate than 19 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
53,315
46.5% male · 53.5% female
Median Age
40.6
1.9 above the national average (38.7 yrs)
Median Household Income
$108,026
$29,488 above the national average ($78,538)
Bachelor's Degree or Higher
72.5%
37.5% above the national average (35.0%)
HS diploma or higher: 97.3%
Poverty Rate
6.7%
5.7% below the national average (12.4%)
Uninsured: 3.0%
Broadband Access
97.6%
7.9% above the national average (89.7%)
Median Home Value
$456,300
Median rent: $1,456 · 61% owner-occupied
Unemployment Rate
5.5%
Labor force participation: 66.3%
Per Capita Income
$72,139
Individual average income (not household)
Veteran Population
3.2%
Disability rate: 9.8%
How Oak Park Compares to Other Illinois Cities
Rankings among all 29 Illinois cities tracked in the 2023 ACS.
| Ranking | Position | Tier |
|---|---|---|
| Largest by Population | 27th of 29 | Bottom 25% |
| Highest Median Income | 5th of 29 | Top 25% |
| Lowest Poverty Rate | 10th of 29 | Top half |
| Highest Bachelor's Attainment | 1st of 29 | Top 10% |
| Highest Home Value | 3rd of 29 | Top 25% |
Demographics
Race & Ethnicity
Age Distribution
Commute to Work
Oak Park, IL Frequently Asked Questions
What is the population of Oak Park, IL?
The population of Oak Park, IL is 53,315 according to the 2023 American Community Survey 5-year estimates. The median age is 40.6 years.
What is the median household income in Oak Park?
The median household income in Oak Park, IL is $108,026, above the national average of $78,538. Per capita income is $72,139.
What is the poverty rate in Oak Park?
The poverty rate in Oak Park, IL is 6.7%, compared to the national average of 12.4%. About 3.0% of residents lack health insurance.
What percentage of Oak Park residents have a college degree?
72.5% of adults (25+) in Oak Park hold a bachelor's degree or higher, and 97.3% 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 Oak Park?
The median home value in Oak Park, IL is $456,300. Median rent is $1,456 per month, with 61% of housing units owner-occupied.
What is the racial makeup of Oak Park?
Oak Park's population is 63.0% White, 19.5% Black, 8.5% Hispanic or Latino, and 5.5% Asian (source: 2023 ACS).
How does Oak Park rank among Illinois cities?
Oak Park is the 27th largest city in Illinois by population, the 5th highest for median household income, the 10th lowest for poverty rate, the 1st highest for bachelor's degree attainment among 29 ranked Illinois cities.
What is the unemployment rate in Oak Park?
The unemployment rate in Oak Park, IL is 5.5%, with a labor force participation rate of 66.3%. Per capita income is $72,139.
Cities Similar to Oak Park
Other Illinois cities with comparable population and income levels.