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City in Cook County, Illinois

Oak Forest

District lines run through Oak Forest, so who represents you here depends on your street. Search your address to see yours.

Who lives in Oak Forest

Census survey estimates for 2020 to 2024, rounded.

People

Population
26,800
Median age
40.5 years
Under 18
21%
65 and over
17%
Veterans, of adults
5%
Speak another language at home
24%

Race and ethnicity

Hispanic or Latino, of any race
18%
White, not Hispanic
65%
Black, not Hispanic
8%
Asian, not Hispanic
6%

Income and housing

Median household income
$92,000
Below the poverty line
7%
Bachelor's or higher, adults 25+
31%
Owner-occupied homes
82%
Median home value
$255,000

2024 vote for president

Not counted for Oak Forest on its own: its precincts follow township lines, not the town’s. See the figure for Cook County.

Represent all of Oak Forest

Represent part of Oak Forest

Each represents the part of Oak Forest inside their district. Under each is how many people lived in that part at the 2020 Census, of 27,478 in all.

Oak Forest's districts (10)

U.S. House (3)

Illinois Senate (3)

Illinois House (4)

Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–2024; towns and counties from the 2020 Census, 119th Congressional District and 2024 state legislative district tabulation. Figures rounded by us. Retrieved 2026-10-19. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.