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© 2026 STATLAS. Data under CC BY 4.0 from World Bank, GeoNames, Open-Meteo & others.

Indices labeled “modeled” are computed estimates — see methodology.

CitiesOak ForestPopulation

Population in Oak Forest

United States · Oak Forest profile

Population

28,074

people

World rank

#20400

of 33750

Percentile

40%

higher is better

Data quality

Measured

Total resident population.

Source: GeoNames · source data.

See full ranking About this metric Oak Forest profile

FAQ

Frequently asked

What is the population in Oak Forest?

Oak Forest has a population of 28,074 people. Total resident population.

How does Oak Forest rank for population?

Oak Forest ranks #20400 of 33750 cities for population (higher is better).