2025 Compare Cities People:
Kennewick, WA vs Rock Springs, WY

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Highlights
- Rock Springs is 0% more densely populated than Kennewick.
- People are 2.9% less likely to be married in Rock Springs.
- The Median Age is 0.6 years younger in Rock Springs.
 Kennewick, WARock Springs, WYUnited States
 Population  Unlock23,505329,725,481
 Female Population50.5%  Unlock50.5%
 Male Population49.5%  Unlock49.5%
 Median Age  Unlock34.738.4
 space3
 Population - 201074,448  Unlock309,327,143
 Population - 2000  Unlock18,708285,036,114
 Population - 199042,155  Unlock251,960,433
 Pop. 2000 to Now  Unlock22.6%15.6%
 Pop. 1990 to Now100.5%  Unlock30.8%
 space4
 Population Density  Unlock1,213.193.4
 Land Area27.4  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Kennewick, WARock Springs, WYUnited States
 Age 0 to 47.4%  Unlock5.9%
 Age 5 to 9  Unlock9.0%6.1%
 Age 10 to 146.4%  Unlock6.6%
 Age 15 to 17  Unlock3.7%3.9%
 Age 18 to 203.8%  Unlock4.0%
 Age 21 to 24  Unlock6.1%5.2%
 Age 25 to 3414.7%  Unlock13.8%
 Age 35 to 44  Unlock15.1%12.9%
 Age 45 to 5410.4%  Unlock12.6%
 Age 55 to 59  Unlock6.1%6.7%
 Age 60 to 646.2%  Unlock6.3%
 Age 65 to 74  Unlock7.9%9.6%
 Age 75 to 843.8%  Unlock4.5%
 Age 85 and over  Unlock1.2%1.9%
 space1
 Race
 Kennewick, WARock Springs, WYUnited States
 White62.7%  Unlock59.4%
 Black  Unlock2.0%12.2%
 Asian2.3%  Unlock5.6%
 Native American  Unlock0.9%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.7%0.4%
 Two or More Races3.0%  Unlock3.2%
 Hispanic  Unlock15.2%18.4%
 space2
 Marriage & Family
 Kennewick, WARock Springs, WYUnited States
 Married Population51.2%  Unlock49.8%
     Currently Married  Unlock47.8%48.0%
 Married but Separated1.5%  Unlock1.8%
 Single Population  Unlock50.2%50.2%
 Never Married31.2%  Unlock33.8%
 Divorced  Unlock13.9%10.8%
 Widowed4.3%  Unlock5.6%
 space5
 Household Size  Unlock2.712.60
 Households30,382  Unlock124,010,992
 Family Households  Unlock5,31280,755,759
     Married couple, w/children29.1%  Unlock30.5%
     Married couple, no children  Unlock36.2%42.9%
 Non Family Households9,588  Unlock43,255,233
     Single householder, w/children  Unlock14.9%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 Rock Springs    3 Reviews

Rock Springs will grow on you. It is a big city (about 20,000) by Wyoming standards. There are a few chain stores and a small mall. Wal-Mart is the main place to shop  More

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Over 17 years ago

i once lived in rock for about a year and then transfered to oregon. i'm ready to go back.the town is like any it has good and bad.im going back because it grew on me  More

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Over 18 years ago

I have heard lots of rumors about Rock Springs. I know that many people say it is a rough town. Since I am looking at possibly teaching there, I would like to know what  More

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