2025 Compare Cities People:
Twin Falls, ID vs Fountain Valley, CA

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Highlights
- Fountain Valley is 0% more densely populated than Twin Falls.
- People are 0.3% more likely to be married in Fountain Valley.
- The Median Age is 9.9 years older in Fountain Valley.
 Twin Falls, IDFountain Valley, CAUnited States
 Population  Unlock57,139329,725,481
 Female Population50.6%  Unlock50.5%
 Male Population49.5%  Unlock49.5%
 Median Age  Unlock43.938.4
 space3
 Population - 201044,511  Unlock309,327,143
 Population - 2000  Unlock54,978285,036,114
 Population - 199027,591  Unlock251,960,433
 Pop. 2000 to Now  Unlock0.8%15.6%
 Pop. 1990 to Now86.3%  Unlock30.8%
 space4
 Population Density  Unlock6,299.193.4
 Land Area19.3  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
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 Est. Total Population By Age
 Twin Falls, IDFountain Valley, CAUnited States
 Age 0 to 46.9%  Unlock5.9%
 Age 5 to 9  Unlock4.9%6.1%
 Age 10 to 147.0%  Unlock6.6%
 Age 15 to 17  Unlock4.2%3.9%
 Age 18 to 203.6%  Unlock4.0%
 Age 21 to 24  Unlock4.9%5.2%
 Age 25 to 3415.7%  Unlock13.8%
 Age 35 to 44  Unlock11.8%12.9%
 Age 45 to 5410.2%  Unlock12.6%
 Age 55 to 59  Unlock7.6%6.7%
 Age 60 to 644.9%  Unlock6.3%
 Age 65 to 74  Unlock11.3%9.6%
 Age 75 to 845.0%  Unlock4.5%
 Age 85 and over  Unlock2.4%1.9%
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 Race
 Twin Falls, IDFountain Valley, CAUnited States
 White77.3%  Unlock59.4%
 Black  Unlock0.7%12.2%
 Asian2.5%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.4%0.4%
 Two or More Races4.3%  Unlock3.2%
 Hispanic  Unlock16.7%18.4%
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 Marriage & Family
 Twin Falls, IDFountain Valley, CAUnited States
 Married Population53.4%  Unlock49.8%
     Currently Married  Unlock52.2%48.0%
 Married but Separated1.7%  Unlock1.8%
 Single Population  Unlock46.5%50.2%
 Never Married26.8%  Unlock33.8%
 Divorced  Unlock8.5%10.8%
 Widowed6.1%  Unlock5.6%
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 Household Size  Unlock3.012.60
 Households19,538  Unlock124,010,992
 Family Households  Unlock13,88280,755,759
     Married couple, w/children35.3%  Unlock30.5%
     Married couple, no children  Unlock45.5%42.9%
 Non Family Households6,983  Unlock43,255,233
     Single householder, w/children  Unlock8.4%15.8%
     Single householder, no children6.8%  Unlock10.8%
Reviews for Twin Falls    8 Reviews

Over 11 years ago

It is a hub community that is a gateway to the north of Sun Valley and to the south for Jackpot. New High School of 3 years to add to the established one. The hospital  More

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Over 12 years ago

Been living in Twin Falls for 2 plus years, like the people, very friendly. The Canyon is truly beautiful. Nice not to have to battle traffic, have places to walk to,  More

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In my 18 years here, Twin Falls has grown steadily, but all the schools, box stores, grocery stores are still within a 10-15 minute drive of each other. Traffic is a  More

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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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