2025 Compare Cities People:
Fountain Valley, CA vs Walnut Creek, CA

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Highlights
- Walnut Creek is 0% more densely populated than Fountain Valley.
- People are 3.7% more likely to be married in Walnut Creek.
- The Median Age is 3.9 years older in Walnut Creek.
 Fountain Valley, CAWalnut Creek, CAUnited States
 Population  Unlock69,876329,725,481
 Female Population51.0%  Unlock50.5%
 Male Population49.0%  Unlock49.5%
 Median Age  Unlock47.838.4
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 Population - 201055,385  Unlock309,327,143
 Population - 2000  Unlock64,296285,036,114
 Population - 199053,691  Unlock251,960,433
 Pop. 2000 to Now  Unlock8.8%15.6%
 Pop. 1990 to Now3.2%  Unlock30.8%
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 Population Density  Unlock3,537.093.4
 Land Area9.1  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
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 Est. Total Population By Age
 Fountain Valley, CAWalnut Creek, CAUnited States
 Age 0 to 44.8%  Unlock5.9%
 Age 5 to 9  Unlock4.5%6.1%
 Age 10 to 145.9%  Unlock6.6%
 Age 15 to 17  Unlock2.9%3.9%
 Age 18 to 203.6%  Unlock4.0%
 Age 21 to 24  Unlock3.2%5.2%
 Age 25 to 3411.2%  Unlock13.8%
 Age 35 to 44  Unlock12.2%12.9%
 Age 45 to 5414.2%  Unlock12.6%
 Age 55 to 59  Unlock6.8%6.7%
 Age 60 to 646.8%  Unlock6.3%
 Age 65 to 74  Unlock14.2%9.6%
 Age 75 to 846.5%  Unlock4.5%
 Age 85 and over  Unlock5.8%1.9%
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 Race
 Fountain Valley, CAWalnut Creek, CAUnited States
 White39.3%  Unlock59.4%
 Black  Unlock2.3%12.2%
 Asian37.1%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.7%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races4.8%  Unlock3.2%
 Hispanic  Unlock10.1%18.4%
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 Marriage & Family
 Fountain Valley, CAWalnut Creek, CAUnited States
 Married Population53.5%  Unlock49.8%
     Currently Married  Unlock54.2%48.0%
 Married but Separated1.3%  Unlock1.8%
 Single Population  Unlock44.5%50.2%
 Never Married32.5%  Unlock33.8%
 Divorced  Unlock10.5%10.8%
 Widowed5.5%  Unlock5.6%
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 Household Size  Unlock2.152.60
 Households18,852  Unlock124,010,992
 Family Households  Unlock18,38880,755,759
     Married couple, w/children33.0%  Unlock30.5%
     Married couple, no children  Unlock55.3%42.9%
 Non Family Households4,970  Unlock43,255,233
     Single householder, w/children  Unlock7.8%15.8%
     Single householder, no children13.1%  Unlock10.8%
Reviews for Fountain Valley    3 Reviews

We are just average home gardeners and having lived in Fountain Valley for over 40 years, my wife and I have found the climate excellent for growing nearly ever kind of  More

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Over 18 years ago

fountain valley is nice but very expensive. Average home price will run you around $700,000.Beaches are close by. People are okay but no sense of community or sense of  More

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The weather is very moderate year-around. Warm summers, comfortable spring-time, cool  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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