Last official estimated population of Oak Forest city (Cook County**, Illinois state) was 28,174 (year 2014)[1]. This was 0.009% of total US population and 0.22% of total Illinois state population. Area of Oak Forest city is 6.0 mi² (=15.7 km²)[6], in this year population density was 4,659.94 p/mi². If population growth rate would be same as in period 2010-2014 (+0.19%/yr), Oak Forest city population in 2024 would be 28,711*.
Historical population of Oak Forest city for period 1950-2014:
Estimated population for 2014[1]. Click on flag to hide it.
Population • Legends • Position
[1950-1960] +7.21 %/yr
[1960-1970] +17.87 %/yr
[1970-1980] +2.65 %/yr
[1980-1990] +0.8 %/yr
[1990-2000] +0.36 %/yr
[2000-2005] -0.34 %/yr
[2005-2010] +0.24 %/yr
[2010-2014] +0.19 %/yr
• Tinley Park village population
3.7 mi, 224°
• Alsip village
4.4 mi, 10°
• Country Club Hills city
3.3 mi, 154°
• Midlothian village
2 mi, 50°
• Hazel Crest village
4 mi, 124°
• Markham city
3.3 mi, 98°
• Palos Heights city
4.5 mi, 330°
• Crestwood village
2.7 mi, 14°
• Posen village
3.8 mi, 66°
• Robbins village
3.4 mi, 43°
*Calculated by population.us from last known population growth rate, not official data.
**Some cities are placed on more than one county. Only 1 county is shown.
[1] Cities and Towns (Incorporated Places and Minor Civil Divisions) 2014, archived from the original, retrieved 02/23/2016
[2] City and Town Intercensal Estimates (2000-2010), archived from the original, retrieved 02/23/2016
[3] Places: 1990 and 1999 Populations, With Numeric and Percent Population Change, archived from the original, retrieved 02/23/2016
[4] Population of the 100 Largest Urban Places: 1980,
[5] Population of the 100 Largest Urban Places in history,
[6] Area, latitude longitude data, retrieved 02/23/2016
[7] Through the Decades, Overview 1790-2010, PDF, large files! >100 Mb
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