2025 Compare Cities People:
Lisle, IL vs Rancho Santa Margarita, CA

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Highlights
- Rancho Santa Margarita is 0% more densely populated than Lisle.
- People are 9.9% more likely to be married in Rancho Santa Margarita.
- The Median Age is 3.0 years older in Rancho Santa Margarita.
 Lisle, ILRancho Santa Margarita, CAUnited States
 Population  Unlock48,190329,725,481
 Female Population47.5%  Unlock50.5%
 Male Population52.5%  Unlock49.5%
 Median Age  Unlock39.738.4
 space3
 Population - 201022,627  Unlock309,327,143
 Population - 2000  Unlock47,214285,036,114
 Population - 199019,512  Unlock251,960,433
 Pop. 2000 to Now  Unlock0.8%15.6%
 Pop. 1990 to Now18.7%  Unlock30.8%
 space4
 Population Density  Unlock3,738.093.4
 Land Area7.0  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Lisle, ILRancho Santa Margarita, CAUnited States
 Age 0 to 46.6%  Unlock5.9%
 Age 5 to 9  Unlock5.8%6.1%
 Age 10 to 146.1%  Unlock6.6%
 Age 15 to 17  Unlock4.2%3.9%
 Age 18 to 205.0%  Unlock4.0%
 Age 21 to 24  Unlock3.9%5.2%
 Age 25 to 3414.9%  Unlock13.8%
 Age 35 to 44  Unlock15.0%12.9%
 Age 45 to 5411.1%  Unlock12.6%
 Age 55 to 59  Unlock8.8%6.7%
 Age 60 to 645.2%  Unlock6.3%
 Age 65 to 74  Unlock6.0%9.6%
 Age 75 to 844.1%  Unlock4.5%
 Age 85 and over  Unlock1.5%1.9%
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 Race
 Lisle, ILRancho Santa Margarita, CAUnited States
 White69.2%  Unlock59.4%
 Black  Unlock1.9%12.2%
 Asian17.7%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races2.9%  Unlock3.2%
 Hispanic  Unlock20.6%18.4%
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 Marriage & Family
 Lisle, ILRancho Santa Margarita, CAUnited States
 Married Population54.0%  Unlock49.8%
     Currently Married  Unlock58.6%48.0%
 Married but Separated0.8%  Unlock1.8%
 Single Population  Unlock40.6%50.2%
 Never Married33.0%  Unlock33.8%
 Divorced  Unlock9.5%10.8%
 Widowed4.8%  Unlock5.6%
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 Household Size  Unlock2.862.60
 Households10,077  Unlock124,010,992
 Family Households  Unlock13,00880,755,759
     Married couple, w/children37.3%  Unlock30.5%
     Married couple, no children  Unlock41.3%42.9%
 Non Family Households4,406  Unlock43,255,233
     Single householder, w/children  Unlock6.9%15.8%
     Single householder, no children6.0%  Unlock10.8%
Reviews for Lisle    2 Reviews

Over 6 years ago

Lisle is up and coming - the downtown is starting to look great. There are so many great restaurants! There are many nice homes close to the downtown, and many that have  More

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Over 11 years ago

Great schools and family activities. Housing is expensive and property taxes are very high. ut the parks and schools are amazing. Lots of activities and the benefits of  More

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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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