2025 Compare Cities People:
Oak Park, IL vs Grayslake, IL

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Highlights
- Grayslake is 0% more densely populated than Oak Park.
- People are 16.1% more likely to be married in Grayslake.
- The Median Age is 2.2 years younger in Grayslake.
 Oak Park, ILGrayslake, ILUnited States
 Population  Unlock20,827329,725,481
 Female Population53.0%  Unlock50.5%
 Male Population47.0%  Unlock49.5%
 Median Age  Unlock37.738.4
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 Population - 201051,896  Unlock309,327,143
 Population - 2000  Unlock18,506285,036,114
 Population - 199053,648  Unlock251,960,433
 Pop. 2000 to Now  Unlock11.2%15.6%
 Pop. 1990 to Now-3.4%  Unlock30.8%
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 Population Density  Unlock1,896.093.4
 Land Area4.7  Unlock3,531,905.4
 Water Area  Unlock0.2264,836.8
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 Est. Total Population By Age
 Oak Park, ILGrayslake, ILUnited States
 Age 0 to 45.3%  Unlock5.9%
 Age 5 to 9  Unlock5.9%6.1%
 Age 10 to 147.0%  Unlock6.6%
 Age 15 to 17  Unlock4.3%3.9%
 Age 18 to 202.5%  Unlock4.0%
 Age 21 to 24  Unlock6.0%5.2%
 Age 25 to 3412.3%  Unlock13.8%
 Age 35 to 44  Unlock13.2%12.9%
 Age 45 to 5414.8%  Unlock12.6%
 Age 55 to 59  Unlock7.7%6.7%
 Age 60 to 646.0%  Unlock6.3%
 Age 65 to 74  Unlock7.6%9.6%
 Age 75 to 844.6%  Unlock4.5%
 Age 85 and over  Unlock1.2%1.9%
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 Race
 Oak Park, ILGrayslake, ILUnited States
 White60.4%  Unlock59.4%
 Black  Unlock6.9%12.2%
 Asian5.3%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.6%0.4%
 Two or More Races5.5%  Unlock3.2%
 Hispanic  Unlock9.8%18.4%
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 Marriage & Family
 Oak Park, ILGrayslake, ILUnited States
 Married Population49.8%  Unlock49.8%
     Currently Married  Unlock56.7%48.0%
 Married but Separated0.7%  Unlock1.8%
 Single Population  Unlock42.2%50.2%
 Never Married35.9%  Unlock33.8%
 Divorced  Unlock8.4%10.8%
 Widowed4.6%  Unlock5.6%
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 Household Size  Unlock2.652.60
 Households22,793  Unlock124,010,992
 Family Households  Unlock5,43280,755,759
     Married couple, w/children38.8%  Unlock30.5%
     Married couple, no children  Unlock44.5%42.9%
 Non Family Households9,566  Unlock43,255,233
     Single householder, w/children  Unlock7.4%15.8%
     Single householder, no children9.2%  Unlock10.8%
Reviews for Oak Park    7 Reviews

We've lived in Oak Park for 25 years, raising our two children here. Now, looking ahead a few years, the Cost of Living (127), is a major factor in searching for  More

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I have grew up in the Oak Park area and have lived in other cities in the country. Oak Park is located outside of the city of Chicago. Though located reasonably  More

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Over 15 years ago

If you don't know any better you might think Oak Park is perfect. However, if you are like me and have other places as a comparison, you know better. I will say that  More

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Reviews for Grayslake    3 Reviews

Over 11 years ago

Property tax is one of the highest in the nation a $220000 home will cost you $10980 in taxes annually as of 9/2014 This information can be verified on the  More

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Grayslake weather is very difficult to enjoy outdoor activities. In summer, it is SO humid and hot and full of mosquitos that you cannot enjoy a beautiful summer night.  More

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Over 15 years ago

3% of home value annually/ A $300,000 home will cost you 10K in annual property taxes. Where does it all  More

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