2026 Compare Cities People:
Santa Monica, CA vs Rancho Cucamonga, CA

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Highlights
- Rancho Cucamonga is 0% more densely populated than Santa Monica.
- People are 31.7% more likely to be married in Rancho Cucamonga.
- The Median Age is 4.5 years younger in Rancho Cucamonga.
 Santa Monica, CARancho Cucamonga, CAUnited States
 Population  Unlock173,946329,725,481
 Female Population50.6%  Unlock50.5%
 Male Population49.4%  Unlock49.5%
 Median Age  Unlock36.938.4
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 Population - 201089,788  Unlock309,327,143
 Population - 2000  Unlock127,743285,036,114
 Population - 199086,905  Unlock251,960,433
 Pop. 2000 to Now  Unlock40.0%15.6%
 Pop. 1990 to Now3.6%  Unlock30.8%
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 Population Density  Unlock4,336.093.4
 Land Area8.4  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
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 Est. Total Population By Age
 Santa Monica, CARancho Cucamonga, CAUnited States
 Age 0 to 44.9%  Unlock5.9%
 Age 5 to 9  Unlock5.5%6.1%
 Age 10 to 143.7%  Unlock6.6%
 Age 15 to 17  Unlock3.8%3.9%
 Age 18 to 201.9%  Unlock4.0%
 Age 21 to 24  Unlock5.1%5.2%
 Age 25 to 3419.1%  Unlock13.8%
 Age 35 to 44  Unlock12.3%12.9%
 Age 45 to 5413.5%  Unlock12.6%
 Age 55 to 59  Unlock6.7%6.7%
 Age 60 to 646.4%  Unlock6.3%
 Age 65 to 74  Unlock7.9%9.6%
 Age 75 to 845.3%  Unlock4.5%
 Age 85 and over  Unlock1.5%1.9%
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 Race
 Santa Monica, CARancho Cucamonga, CAUnited States
 White62.7%  Unlock59.4%
 Black  Unlock9.2%12.2%
 Asian9.1%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.6%0.4%
 Two or More Races6.1%  Unlock3.2%
 Hispanic  Unlock38.1%18.4%
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 Marriage & Family
 Santa Monica, CARancho Cucamonga, CAUnited States
 Married Population40.4%  Unlock49.8%
     Currently Married  Unlock51.4%48.0%
 Married but Separated1.2%  Unlock1.8%
 Single Population  Unlock46.8%50.2%
 Never Married43.0%  Unlock33.8%
 Divorced  Unlock9.9%10.8%
 Widowed4.5%  Unlock5.6%
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 Household Size  Unlock3.032.60
 Households46,664  Unlock124,010,992
 Family Households  Unlock43,21280,755,759
     Married couple, w/children28.1%  Unlock30.5%
     Married couple, no children  Unlock40.7%42.9%
 Non Family Households27,282  Unlock43,255,233
     Single householder, w/children  Unlock13.6%15.8%
     Single householder, no children12.6%  Unlock10.8%
Reviews for Santa Monica    24 Reviews

I moved here to Santa Monica over 10 years ago from Oklahoma City. I was surprised to see that Oklahoma City was ranked higher than Santa Monica on best places. I  More

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I've lived in Santa Monica for over 30 years. It's a Mediterranean climate--sunny and temperate when the rest of the country is under snow! I am walking distance to  More

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I have lived in this city for 4 decades, and it is never been worse than it is now. It is a dangerous disgusting hell hole. Between the crime, the homeless that are not  More

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Reviews for Rancho Cucamonga    11 Reviews

I lived in rancho for a few years and I felt safe the city was clean every thing was at your finger tips Walmart target lots of fast foods  More

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Full of Republicans I hate the city I’m moving to Palm Springs the people here are ridiculous caring Trump flags making fun of me in the city a bunch of Lunitics.  More

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Over 13 years ago

Of all the homes or places of where I lived throughout my lifetime, I especially remember Rancho Cucamunga, CA. But this city's name when I was there was Alta Loma, and  More

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