2025 Compare Cities People:
Rancho Santa Margarita, CA vs Eureka, CA

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Highlights
- Eureka is 0% more densely populated than Rancho Santa Margarita.
- People are 39.2% less likely to be married in Eureka.
- The Median Age is 1.5 years younger in Eureka.
 Rancho Santa Margarita, CAEureka, CAUnited States
 Population  Unlock26,763329,725,481
 Female Population51.0%  Unlock50.5%
 Male Population49.0%  Unlock49.5%
 Median Age  Unlock38.238.4
 space3
 Population - 201047,877  Unlock309,327,143
 Population - 2000  Unlock26,128285,036,114
 Population - 199011,390  Unlock251,960,433
 Pop. 2000 to Now  Unlock2.0%15.6%
 Pop. 1990 to Now317.6%  Unlock30.8%
 space4
 Population Density  Unlock2,852.093.4
 Land Area12.9  Unlock3,531,905.4
 Water Area  Unlock5.1264,836.8
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 Est. Total Population By Age
 Rancho Santa Margarita, CAEureka, CAUnited States
 Age 0 to 46.4%  Unlock5.9%
 Age 5 to 9  Unlock5.7%6.1%
 Age 10 to 147.1%  Unlock6.6%
 Age 15 to 17  Unlock2.6%3.9%
 Age 18 to 203.6%  Unlock4.0%
 Age 21 to 24  Unlock5.3%5.2%
 Age 25 to 3411.8%  Unlock13.8%
 Age 35 to 44  Unlock15.2%12.9%
 Age 45 to 5416.1%  Unlock12.6%
 Age 55 to 59  Unlock5.9%6.7%
 Age 60 to 647.3%  Unlock6.3%
 Age 65 to 74  Unlock10.1%9.6%
 Age 75 to 842.5%  Unlock4.5%
 Age 85 and over  Unlock1.4%1.9%
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 Race
 Rancho Santa Margarita, CAEureka, CAUnited States
 White60.5%  Unlock59.4%
 Black  Unlock2.4%12.2%
 Asian11.1%  Unlock5.6%
 Native American  Unlock1.7%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.3%0.4%
 Two or More Races5.5%  Unlock3.2%
 Hispanic  Unlock16.4%18.4%
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 Marriage & Family
 Rancho Santa Margarita, CAEureka, CAUnited States
 Married Population59.4%  Unlock49.8%
     Currently Married  Unlock34.3%48.0%
 Married but Separated0.8%  Unlock1.8%
 Single Population  Unlock63.9%50.2%
 Never Married28.2%  Unlock33.8%
 Divorced  Unlock17.4%10.8%
 Widowed2.9%  Unlock5.6%
 space5
 Household Size  Unlock2.372.60
 Households16,825  Unlock124,010,992
 Family Households  Unlock5,21380,755,759
     Married couple, w/children41.8%  Unlock30.5%
     Married couple, no children  Unlock39.2%42.9%
 Non Family Households3,817  Unlock43,255,233
     Single householder, w/children  Unlock19.6%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 Eureka    43 Reviews

Over 4 years ago

I lived here 7 years and moved away a year ago. Crime and homelessness was really bad. Public funds which should be used to improve infrastructure somehow disappeared.  More

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Over 4 years ago

I enjoy living in Eureka. There is a lot of beautiful outdoor trails. The climate is mild. Other places I have lived were freezing cold in winter, and flaming hot in  More

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I lived in a suburb just north of Eureka for three years. It has a small-town feel, where everybody seems to know everybody. There is zero traffic, but that's because  More

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