2025 Compare Cities People:
Oak Brook, IL vs Frankfort, IL

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Highlights
- Frankfort is 0% more densely populated than Oak Brook.
- People are 7.6% more likely to be married in Frankfort.
- The Median Age is 12.0 years younger in Frankfort.
 Oak Brook, ILFrankfort, ILUnited States
 Population  Unlock20,040329,725,481
 Female Population52.7%  Unlock50.5%
 Male Population47.3%  Unlock49.5%
 Median Age  Unlock41.938.4
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 Population - 20107,970  Unlock309,327,143
 Population - 2000  Unlock10,391285,036,114
 Population - 19909,178  Unlock251,960,433
 Pop. 2000 to Now  Unlock86.8%15.6%
 Pop. 1990 to Now-12.3%  Unlock30.8%
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 Population Density  Unlock1,246.593.4
 Land Area8.0  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
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 Est. Total Population By Age
 Oak Brook, ILFrankfort, ILUnited States
 Age 0 to 44.3%  Unlock5.9%
 Age 5 to 9  Unlock9.1%6.1%
 Age 10 to 146.6%  Unlock6.6%
 Age 15 to 17  Unlock6.0%3.9%
 Age 18 to 202.6%  Unlock4.0%
 Age 21 to 24  Unlock3.5%5.2%
 Age 25 to 344.4%  Unlock13.8%
 Age 35 to 44  Unlock11.3%12.9%
 Age 45 to 549.1%  Unlock12.6%
 Age 55 to 59  Unlock6.8%6.7%
 Age 60 to 644.4%  Unlock6.3%
 Age 65 to 74  Unlock11.2%9.6%
 Age 75 to 8412.0%  Unlock4.5%
 Age 85 and over  Unlock0.6%1.9%
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 Race
 Oak Brook, ILFrankfort, ILUnited States
 White61.8%  Unlock59.4%
 Black  Unlock8.7%12.2%
 Asian30.3%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races2.2%  Unlock3.2%
 Hispanic  Unlock5.4%18.4%
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 Marriage & Family
 Oak Brook, ILFrankfort, ILUnited States
 Married Population62.3%  Unlock49.8%
     Currently Married  Unlock66.5%48.0%
 Married but Separated1.4%  Unlock1.8%
 Single Population  Unlock33.0%50.2%
 Never Married19.3%  Unlock33.8%
 Divorced  Unlock4.7%10.8%
 Widowed12.3%  Unlock5.6%
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 Household Size  Unlock3.112.60
 Households3,071  Unlock124,010,992
 Family Households  Unlock5,52680,755,759
     Married couple, w/children29.5%  Unlock30.5%
     Married couple, no children  Unlock46.1%42.9%
 Non Family Households684  Unlock43,255,233
     Single householder, w/children  Unlock5.4%15.8%
     Single householder, no children11.4%  Unlock10.8%
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Reviews for Frankfort    1 Reviews

Over 18 years ago

incredible housing bargains in this area, compared to the northern or western suburbs of  More

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