2025 Compare Cities People:
Seaside, CA vs Walnut Creek, CA

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Highlights
- Walnut Creek is 0% more densely populated than Seaside.
- People are 21.3% more likely to be married in Walnut Creek.
- The Median Age is 13.9 years older in Walnut Creek.
 Seaside, CAWalnut Creek, CAUnited States
 Population  Unlock69,876329,725,481
 Female Population49.9%  Unlock50.5%
 Male Population50.1%  Unlock49.5%
 Median Age  Unlock47.838.4
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 Population - 201033,178  Unlock309,327,143
 Population - 2000  Unlock64,296285,036,114
 Population - 199038,901  Unlock251,960,433
 Pop. 2000 to Now  Unlock8.8%15.6%
 Pop. 1990 to Now-12.3%  Unlock30.8%
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 Population Density  Unlock3,537.093.4
 Land Area9.2  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
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 Est. Total Population By Age
 Seaside, CAWalnut Creek, CAUnited States
 Age 0 to 46.7%  Unlock5.9%
 Age 5 to 9  Unlock4.5%6.1%
 Age 10 to 146.7%  Unlock6.6%
 Age 15 to 17  Unlock2.9%3.9%
 Age 18 to 206.6%  Unlock4.0%
 Age 21 to 24  Unlock3.2%5.2%
 Age 25 to 3416.5%  Unlock13.8%
 Age 35 to 44  Unlock12.2%12.9%
 Age 45 to 5412.4%  Unlock12.6%
 Age 55 to 59  Unlock6.8%6.7%
 Age 60 to 645.1%  Unlock6.3%
 Age 65 to 74  Unlock14.2%9.6%
 Age 75 to 843.1%  Unlock4.5%
 Age 85 and over  Unlock5.8%1.9%
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 Race
 Seaside, CAWalnut Creek, CAUnited States
 White30.5%  Unlock59.4%
 Black  Unlock2.3%12.2%
 Asian9.0%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander2.2%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races4.9%  Unlock3.2%
 Hispanic  Unlock10.1%18.4%
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 Marriage & Family
 Seaside, CAWalnut Creek, CAUnited States
 Married Population45.7%  Unlock49.8%
     Currently Married  Unlock54.2%48.0%
 Married but Separated1.2%  Unlock1.8%
 Single Population  Unlock44.5%50.2%
 Never Married40.3%  Unlock33.8%
 Divorced  Unlock10.5%10.8%
 Widowed5.1%  Unlock5.6%
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 Household Size  Unlock2.152.60
 Households10,321  Unlock124,010,992
 Family Households  Unlock18,38880,755,759
     Married couple, w/children34.9%  Unlock30.5%
     Married couple, no children  Unlock55.3%42.9%
 Non Family Households3,214  Unlock43,255,233
     Single householder, w/children  Unlock7.8%15.8%
     Single householder, no children13.2%  Unlock10.8%
Reviews for Seaside    4 Reviews

Over 4 years ago

I’ve lived in Seaside for the past 20 years and I love it. I’m a fourth generation Monterey Bay family. Seaside hands down has the best views in the Monterey Bay. It’s a  More

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Over 15 years ago

Housing in Seaside is more affordable than it was, mainly due to the bursting of the housing bubble. There are still problems, though, mainly because of the huge number  More

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Over 19 years ago

unless you went to grad school, or are already rich, don't expect to be able to get a nice house here. You'll be house-poor(not able to afford anything outside of your  More

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Reviews for Walnut Creek    16 Reviews

Apart from the congestion, Walnut Creek is one of the best places in the San Francisco Bay Area to live. It is one of the most compact/walkable cities in the entire area  More

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Over 7 years ago

Almost all of Walnut Creek water comes from Pardee dam through an enclosed pipeline. That water is direct from the high Sierras. Among the best water quality in the  More

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Over 7 years ago

I grew up in Southern California and am no stranger to a more inland California climate. Before moving to WC I lived in San Francisco for 15 years where it is obviously  More

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