2025 Compare Cities People:
Rock Island, IL vs Kankakee, IL

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Highlights
- Kankakee is 0% more densely populated than Rock Island.
- People are 6.6% less likely to be married in Kankakee.
- The Median Age is 0.5 years older in Kankakee.
 Rock Island, ILKankakee, ILUnited States
 Population  Unlock24,903329,725,481
 Female Population50.0%  Unlock50.5%
 Male Population50.0%  Unlock49.5%
 Median Age  Unlock35.938.4
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 Population - 201038,973  Unlock309,327,143
 Population - 2000  Unlock27,491285,036,114
 Population - 199040,552  Unlock251,960,433
 Pop. 2000 to Now  Unlock-6.6%15.6%
 Pop. 1990 to Now-9.1%  Unlock30.8%
 space4
 Population Density  Unlock1,659.293.4
 Land Area16.9  Unlock3,531,905.4
 Water Area  Unlock0.5264,836.8
 space
 Est. Total Population By Age
 Rock Island, ILKankakee, ILUnited States
 Age 0 to 46.2%  Unlock5.9%
 Age 5 to 9  Unlock6.7%6.1%
 Age 10 to 146.9%  Unlock6.6%
 Age 15 to 17  Unlock4.4%3.9%
 Age 18 to 208.5%  Unlock4.0%
 Age 21 to 24  Unlock5.4%5.2%
 Age 25 to 3412.8%  Unlock13.8%
 Age 35 to 44  Unlock14.3%12.9%
 Age 45 to 549.9%  Unlock12.6%
 Age 55 to 59  Unlock5.6%6.7%
 Age 60 to 646.3%  Unlock6.3%
 Age 65 to 74  Unlock8.2%9.6%
 Age 75 to 844.5%  Unlock4.5%
 Age 85 and over  Unlock2.4%1.9%
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 Race
 Rock Island, ILKankakee, ILUnited States
 White61.1%  Unlock59.4%
 Black  Unlock39.7%12.2%
 Asian4.5%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.0%0.4%
 Two or More Races3.2%  Unlock3.2%
 Hispanic  Unlock21.7%18.4%
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 Marriage & Family
 Rock Island, ILKankakee, ILUnited States
 Married Population39.4%  Unlock49.8%
     Currently Married  Unlock35.5%48.0%
 Married but Separated1.8%  Unlock1.8%
 Single Population  Unlock63.1%50.2%
 Never Married41.2%  Unlock33.8%
 Divorced  Unlock9.8%10.8%
 Widowed6.7%  Unlock5.6%
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 Household Size  Unlock2.492.60
 Households15,285  Unlock124,010,992
 Family Households  Unlock5,69280,755,759
     Married couple, w/children27.4%  Unlock30.5%
     Married couple, no children  Unlock32.7%42.9%
 Non Family Households7,367  Unlock43,255,233
     Single householder, w/children  Unlock30.4%15.8%
     Single householder, no children10.8%  Unlock10.8%
Reviews for Rock Island    3 Reviews

Over 17 years ago

Pros: 1. Extremely low cost of living 2. Affordable place to live Cons: 1. High crime rate 2. Poor school system 3. Not much to  More

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Rock Island has a varied background and contains many cultural and historic areas. It has been improving its school system and is in a metropolitan area which contains  More

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Over 19 years ago

I just moved here for work one year ago. Moving from San Francisco here was a shock but ultimatelly good. The community is a typical midwestern small town. It is part  More

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Reviews for Kankakee    5 Reviews

Kankakee was always a blue-collar city. My father had a business, and now I carry it on. That's the only reason I live in Kankakee anymore. Forty years ago, the  More

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Honestly, quite depressing. The people are rude, the place is very unkept - not sure if they have a City Planner or if they really understand the concept. Even the  More

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Moved here from AR 19 months ago. This is the most depressing area I've ever been to and I have been in almost all 50 States - big City and small (this includes all  More

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