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2025 Compare Cities People:
Mercer Island, WA vs Campbell, CA

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Highlights
- Campbell is 0% more densely populated than Mercer Island.
- People are 14.6% less likely to be married in Campbell.
- The Median Age is 6.4 years younger in Campbell.
 Mercer Island, WACampbell, CAUnited States
 Population  Unlock43,954329,725,481
 Female Population52.9%  Unlock50.5%
 Male Population47.1%  Unlock49.5%
 Median Age  Unlock39.138.4
 space3
 Population - 201022,770  Unlock309,327,143
 Population - 2000  Unlock38,138285,036,114
 Population - 199020,816  Unlock251,960,433
 Pop. 2000 to Now  Unlock11.3%15.6%
 Pop. 1990 to Now24.5%  Unlock30.8%
 space4
 Population Density  Unlock7,226.993.4
 Land Area6.4  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Mercer Island, WACampbell, CAUnited States
 Age 0 to 43.8%  Unlock5.9%
 Age 5 to 9  Unlock6.5%6.1%
 Age 10 to 148.2%  Unlock6.6%
 Age 15 to 17  Unlock3.2%3.9%
 Age 18 to 202.5%  Unlock4.0%
 Age 21 to 24  Unlock2.8%5.2%
 Age 25 to 348.2%  Unlock13.8%
 Age 35 to 44  Unlock16.4%12.9%
 Age 45 to 5416.9%  Unlock12.6%
 Age 55 to 59  Unlock8.1%6.7%
 Age 60 to 646.5%  Unlock6.3%
 Age 65 to 74  Unlock8.0%9.6%
 Age 75 to 845.5%  Unlock4.5%
 Age 85 and over  Unlock2.7%1.9%
 space1
 Race
 Mercer Island, WACampbell, CAUnited States
 White66.8%  Unlock59.4%
 Black  Unlock2.2%12.2%
 Asian21.3%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.6%0.4%
 Two or More Races6.9%  Unlock3.2%
 Hispanic  Unlock18.4%18.4%
 space2
 Marriage & Family
 Mercer Island, WACampbell, CAUnited States
 Married Population64.7%  Unlock49.8%
     Currently Married  Unlock54.2%48.0%
 Married but Separated0.4%  Unlock1.8%
 Single Population  Unlock44.7%50.2%
 Never Married21.7%  Unlock33.8%
 Divorced  Unlock9.1%10.8%
 Widowed5.8%  Unlock5.6%
 space5
 Household Size  Unlock2.522.60
 Households9,758  Unlock124,010,992
 Family Households  Unlock11,12880,755,759
     Married couple, w/children42.3%  Unlock30.5%
     Married couple, no children  Unlock42.2%42.9%
 Non Family Households2,855  Unlock43,255,233
     Single householder, w/children  Unlock13.1%15.8%
     Single householder, no children5.0%  Unlock10.8%
Voting
Reviews for Mercer Island    4 Reviews
Megan · Mercer Island, WA
Nice place to live with great schools
Over 17 years ago

Mercer Island is a wonderful family community. It feels much more "small town" than a city even though it has a population of 20,000+. People say hello and watch out  More

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A resident · Mercer Island, WA
Mercer Island - Is there a "there" there?
Over 17 years ago

Mercer Island is a suburb of Seattle, located on an island in Lake Washington. The best thing about Mercer Island is its strategically central location relative to the  More

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A resident · Mercer Island, WA
Mercer Island, WA - a suburb on an island
Over 17 years ago

Mercer Island is a suburb of Seattle, located on an island in Lake Washington. The best thing about Mercer Island is its strategically central location relative to the  More

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Reviews for Campbell    3 Reviews
meg · Campbell, CA
Great Place For Raising Kids!
Over 15 years ago

Great weather....lots of places to eat and things to see and do...a bedroom community next to San Jose, CA. Wonderful community involvement!!! Great place to raise  More

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Jim · Los Gatos, CA
Great weather
Over 19 years ago

The marine air comes over the hills to cool this area even on the hottest  More

   |    Reply
Ed · Campbell, CA
Not a horrible place for Silicon Valley
Over 19 years ago

There are some very nice neighborhoods in Campbell. ...although it is becoming a city. Housing prices are absurd. Crime is increasing, and the schools aren't great.   More

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Learn More About Mercer Island, Washington
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Learn More About Campbell, California
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