Oak Forest demographics profile

StatisticOak ForestIllinoisNational
Population density (sq mi)4,67822291
Median age40.437.437.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)59%55%55%
Families w/ Kids under 1840%44%43%
Speak English84%77%79%
Speak Spanish6%13%13%
Oak Forest, IL has a population of 28,055 and is the 1,523rd largest city in the United States. The population density is 4,678 per sq mi which is 2004% higher than the Illinois average and 5063% higher than the national average. The median age in Oak Forest is 40 which is approximately 8% higher than the Illinois average of 37. In Oak Forest, 59% of the population over 15 years of age are married, 84% speak English and 6% speak Spanish. 81% of Oak Forest residents were born in Illinois, 9% were born out of state, 0% were born outside of the United States and 10% were foreign born.
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Did you know?

  • The population density in Oak Forest is 2004% higher than Illinois.
  • The median age in Oak Forest is 8% higher than Illinois.
  • In Oak Forest 88.68% of the population is White.
  • In Oak Forest 5.22% of the population is Black or African American.
  • In Oak Forest 2.02% of the population is Asian.

Compare Oak Forest, IL Demographics To Other Cities

Oak Forest population breakdown by race

RaceOak ForestIllinoisNational
Black or African American5.22%14.30%12.63%
American Indian0.36%0.23%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race1.25%2.34%3.06%
Other race2.47%5.86%4.75%
In Oak Forest, 11.7% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Oak Forest age breakdown

Marital status

Age of children in married couples

Source: The Oak Forest, IL demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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