2025 Compare Cities People:
Rancho Santa Margarita, CA vs Arroyo Grande, CA

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Highlights
- Arroyo Grande is 0% more densely populated than Rancho Santa Margarita.
- People are 4.4% less likely to be married in Arroyo Grande.
- The Median Age is 7.0 years older in Arroyo Grande.
 Rancho Santa Margarita, CAArroyo Grande, CAUnited States
 Population  Unlock18,422329,725,481
 Female Population51.0%  Unlock50.5%
 Male Population49.0%  Unlock49.5%
 Median Age  Unlock46.738.4
 space3
 Population - 201047,877  Unlock309,327,143
 Population - 2000  Unlock15,851285,036,114
 Population - 199011,390  Unlock251,960,433
 Pop. 2000 to Now  Unlock12.4%15.6%
 Pop. 1990 to Now317.6%  Unlock30.8%
 space4
 Population Density  Unlock3,102.993.4
 Land Area12.9  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Rancho Santa Margarita, CAArroyo Grande, CAUnited States
 Age 0 to 46.4%  Unlock5.9%
 Age 5 to 9  Unlock5.0%6.1%
 Age 10 to 147.1%  Unlock6.6%
 Age 15 to 17  Unlock4.1%3.9%
 Age 18 to 203.6%  Unlock4.0%
 Age 21 to 24  Unlock5.5%5.2%
 Age 25 to 3411.8%  Unlock13.8%
 Age 35 to 44  Unlock11.2%12.9%
 Age 45 to 5416.1%  Unlock12.6%
 Age 55 to 59  Unlock9.1%6.7%
 Age 60 to 647.3%  Unlock6.3%
 Age 65 to 74  Unlock13.7%9.6%
 Age 75 to 842.5%  Unlock4.5%
 Age 85 and over  Unlock3.5%1.9%
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 Race
 Rancho Santa Margarita, CAArroyo Grande, CAUnited States
 White60.5%  Unlock59.4%
 Black  Unlock0.6%12.2%
 Asian11.1%  Unlock5.6%
 Native American  Unlock0.4%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.8%0.4%
 Two or More Races5.5%  Unlock3.2%
 Hispanic  Unlock17.6%18.4%
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 Marriage & Family
 Rancho Santa Margarita, CAArroyo Grande, CAUnited States
 Married Population59.4%  Unlock49.8%
     Currently Married  Unlock54.2%48.0%
 Married but Separated0.8%  Unlock1.8%
 Single Population  Unlock43.2%50.2%
 Never Married28.2%  Unlock33.8%
 Divorced  Unlock12.6%10.8%
 Widowed2.9%  Unlock5.6%
 space5
 Household Size  Unlock2.472.60
 Households16,825  Unlock124,010,992
 Family Households  Unlock4,92180,755,759
     Married couple, w/children41.8%  Unlock30.5%
     Married couple, no children  Unlock53.8%42.9%
 Non Family Households3,817  Unlock43,255,233
     Single householder, w/children  Unlock10.8%15.8%
     Single householder, no children10.0%  Unlock10.8%
Reviews for Rancho Santa Margarita    13 Reviews

This page provides little information on RSM. I see they keep describing the area as "outside of Los Angeles." Culturally, it is so far from Los Angeles (I lived in LA,  More

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Over 10 years ago

The weather here is amazing. We get a few hot days in the summer but it cools down in the evening. I love being able to sleep with the windows  More

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This is the best place to live in South Orange County with mild temperatures, low crime, great schools and family orientated. RSM is a city that sits in a pocket backing  More

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Reviews for Arroyo Grande    8 Reviews

Over 7 years ago

Arroyo Grande is a nice place to live. However, it is rather expensive for many people. There is a large retirement community living here, and home and rental prices are  More

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Over 8 years ago

I've lived here for nearly thirty years and love it. Great, easy climate year round. I know what I'm talking about--having lived in San Francisco Bay Area, Nevada,  More

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People from here absolutely love it and refuse to admit that it is much too expensive. They hate change. To live in a good school area will cost you dearly. There is  More

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