2025 Compare Cities People:
Kennewick, WA vs Peoria, IL

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Highlights
- Peoria is 0% more densely populated than Kennewick.
- People are 18.8% less likely to be married in Peoria.
- The Median Age is 0.3 years older in Peoria.
 Kennewick, WAPeoria, ILUnited States
 Population  Unlock113,672329,725,481
 Female Population50.5%  Unlock50.5%
 Male Population49.5%  Unlock49.5%
 Median Age  Unlock35.638.4
 space3
 Population - 201074,448  Unlock309,327,143
 Population - 2000  Unlock112,936285,036,114
 Population - 199042,155  Unlock251,960,433
 Pop. 2000 to Now  Unlock-3.1%15.6%
 Pop. 1990 to Now100.5%  Unlock30.8%
 space4
 Population Density  Unlock2,356.893.4
 Land Area27.4  Unlock3,531,905.4
 Water Area  Unlock2.4264,836.8
 space
 Est. Total Population By Age
 Kennewick, WAPeoria, ILUnited States
 Age 0 to 47.4%  Unlock5.9%
 Age 5 to 9  Unlock7.5%6.1%
 Age 10 to 146.4%  Unlock6.6%
 Age 15 to 17  Unlock3.6%3.9%
 Age 18 to 203.8%  Unlock4.0%
 Age 21 to 24  Unlock5.8%5.2%
 Age 25 to 3414.7%  Unlock13.8%
 Age 35 to 44  Unlock12.2%12.9%
 Age 45 to 5410.4%  Unlock12.6%
 Age 55 to 59  Unlock5.6%6.7%
 Age 60 to 646.2%  Unlock6.3%
 Age 65 to 74  Unlock9.1%9.6%
 Age 75 to 843.8%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
 space1
 Race
 Kennewick, WAPeoria, ILUnited States
 White62.7%  Unlock59.4%
 Black  Unlock26.7%12.2%
 Asian2.3%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.3%0.4%
 Two or More Races3.0%  Unlock3.2%
 Hispanic  Unlock6.8%18.4%
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 Marriage & Family
 Kennewick, WAPeoria, ILUnited States
 Married Population51.2%  Unlock49.8%
     Currently Married  Unlock40.4%48.0%
 Married but Separated1.5%  Unlock1.8%
 Single Population  Unlock58.4%50.2%
 Never Married31.2%  Unlock33.8%
 Divorced  Unlock11.5%10.8%
 Widowed4.3%  Unlock5.6%
 space5
 Household Size  Unlock2.302.60
 Households30,382  Unlock124,010,992
 Family Households  Unlock25,85580,755,759
     Married couple, w/children29.1%  Unlock30.5%
     Married couple, no children  Unlock38.7%42.9%
 Non Family Households9,588  Unlock43,255,233
     Single householder, w/children  Unlock22.3%15.8%
     Single householder, no children9.8%  Unlock10.8%
Reviews for Kennewick    24 Reviews

Born here and lived most of my 48 years here. If people haven't gotten out and explored the versatility of this place to entertain a population at my levels and options  More

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I have lived here a few years and it’s the worst place I’ve ever been. The “ nice weather” people refer to is 100 degree hot can’t even stand outside at 9am without  More

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Over 4 years ago

I’ve lived here for 30 years. Very good place to live. Three major rivers meet here. The Columbia, Snake and Yakima rivers. So if you like fishing or boating it’s a  More

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Reviews for Peoria    20 Reviews

Over 4 years ago

In my opinion Peoria is a great city and for it’s size it has a lot of amenities a big city would have such as a ballpark, civic center, many educational options, great  More

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Crime is rampant and you can't even visit parks anymore without fear of some gang drive-by.  More

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I lived in Peoria for nearly three years for work and I miss it terribly. The Peoria metropolitan area is by far one of the most underrated in the country. I think what  More

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