2025 Compare Cities People:
Kennewick, WA vs Petaluma, CA

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Highlights
- Petaluma is 0% more densely populated than Kennewick.
- People are 4.2% more likely to be married in Petaluma.
- The Median Age is 7.5 years older in Petaluma.
 Kennewick, WAPetaluma, CAUnited States
 Population  Unlock60,050329,725,481
 Female Population50.5%  Unlock50.5%
 Male Population49.5%  Unlock49.5%
 Median Age  Unlock42.838.4
 space3
 Population - 201074,448  Unlock309,327,143
 Population - 2000  Unlock54,548285,036,114
 Population - 199042,155  Unlock251,960,433
 Pop. 2000 to Now  Unlock11.2%15.6%
 Pop. 1990 to Now100.5%  Unlock30.8%
 space4
 Population Density  Unlock4,175.493.4
 Land Area27.4  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 Kennewick, WAPetaluma, CAUnited States
 Age 0 to 47.4%  Unlock5.9%
 Age 5 to 9  Unlock5.5%6.1%
 Age 10 to 146.4%  Unlock6.6%
 Age 15 to 17  Unlock4.0%3.9%
 Age 18 to 203.8%  Unlock4.0%
 Age 21 to 24  Unlock3.0%5.2%
 Age 25 to 3414.7%  Unlock13.8%
 Age 35 to 44  Unlock13.7%12.9%
 Age 45 to 5410.4%  Unlock12.6%
 Age 55 to 59  Unlock7.4%6.7%
 Age 60 to 646.2%  Unlock6.3%
 Age 65 to 74  Unlock11.1%9.6%
 Age 75 to 843.8%  Unlock4.5%
 Age 85 and over  Unlock2.6%1.9%
 space1
 Race
 Kennewick, WAPetaluma, CAUnited States
 White62.7%  Unlock59.4%
 Black  Unlock1.3%12.2%
 Asian2.3%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races3.0%  Unlock3.2%
 Hispanic  Unlock21.6%18.4%
 space2
 Marriage & Family
 Kennewick, WAPetaluma, CAUnited States
 Married Population51.2%  Unlock49.8%
     Currently Married  Unlock51.8%48.0%
 Married but Separated1.5%  Unlock1.8%
 Single Population  Unlock46.6%50.2%
 Never Married31.2%  Unlock33.8%
 Divorced  Unlock11.6%10.8%
 Widowed4.3%  Unlock5.6%
 space5
 Household Size  Unlock2.612.60
 Households30,382  Unlock124,010,992
 Family Households  Unlock15,05980,755,759
     Married couple, w/children29.1%  Unlock30.5%
     Married couple, no children  Unlock45.5%42.9%
 Non Family Households9,588  Unlock43,255,233
     Single householder, w/children  Unlock11.6%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 Petaluma    16 Reviews

I agree with the low star reviews. Been here for 25 years, raised a family and seen everything turn to the left and worse. Weather is glorious, love the old Victorians  More

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We’ve lived here for 3 years and we love it. It has taken some time to grow on us. We moved from SF where we had lived over 15 years, we were not used to one year leases  More

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I’ve lived here a couple of years (after living in others parts of the Bay Area for 15+ years) and I love it! Great neighborhoods, friendly folks, good schools with  More

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