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2025 Compare Cities People:
Pacifica, CA vs Aliso Viejo, CA

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Highlights
- Aliso Viejo is 0% more densely populated than Pacifica.
- People are 1.5% less likely to be married in Aliso Viejo.
- The Median Age is 6.0 years younger in Aliso Viejo.
 Pacifica, CAAliso Viejo, CAUnited States
 Population  Unlock51,943329,725,481
 Female Population49.3%  Unlock50.5%
 Male Population50.7%  Unlock49.5%
 Median Age  Unlock37.438.4
 space3
 Population - 201037,388  Unlock309,327,143
 Population - 2000  Unlock40,166285,036,114
 Population - 199037,670  Unlock251,960,433
 Pop. 2000 to Now  Unlock25.5%15.6%
 Pop. 1990 to Now0.9%  Unlock30.8%
 space4
 Population Density  Unlock7,507.393.4
 Land Area12.7  Unlock3,531,905.4
 Water Area  Unlock0.0264,836.8
 space
 Est. Total Population By Age
 Pacifica, CAAliso Viejo, CAUnited States
 Age 0 to 45.3%  Unlock5.9%
 Age 5 to 9  Unlock6.9%6.1%
 Age 10 to 145.5%  Unlock6.6%
 Age 15 to 17  Unlock4.3%3.9%
 Age 18 to 202.0%  Unlock4.0%
 Age 21 to 24  Unlock4.1%5.2%
 Age 25 to 3413.1%  Unlock13.8%
 Age 35 to 44  Unlock16.2%12.9%
 Age 45 to 5414.7%  Unlock12.6%
 Age 55 to 59  Unlock7.3%6.7%
 Age 60 to 647.0%  Unlock6.3%
 Age 65 to 74  Unlock4.9%9.6%
 Age 75 to 845.4%  Unlock4.5%
 Age 85 and over  Unlock1.4%1.9%
 space1
 Race
 Pacifica, CAAliso Viejo, CAUnited States
 White51.6%  Unlock59.4%
 Black  Unlock2.5%12.2%
 Asian20.5%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander1.1%  Unlock0.2%
 Other  Unlock0.4%0.4%
 Two or More Races5.0%  Unlock3.2%
 Hispanic  Unlock20.0%18.4%
 space2
 Marriage & Family
 Pacifica, CAAliso Viejo, CAUnited States
 Married Population54.6%  Unlock49.8%
     Currently Married  Unlock52.9%48.0%
 Married but Separated1.7%  Unlock1.8%
 Single Population  Unlock46.3%50.2%
 Never Married30.6%  Unlock33.8%
 Divorced  Unlock11.4%10.8%
 Widowed5.0%  Unlock5.6%
 space5
 Household Size  Unlock2.712.60
 Households13,986  Unlock124,010,992
 Family Households  Unlock13,03380,755,759
     Married couple, w/children30.9%  Unlock30.5%
     Married couple, no children  Unlock32.8%42.9%
 Non Family Households4,015  Unlock43,255,233
     Single householder, w/children  Unlock10.3%15.8%
     Single householder, no children11.7%  Unlock10.8%
Voting
Reviews for Pacifica    9 Reviews
George · Fresno, CA
My hometown....rating...1954 to 1968 (Lived there)
Over 8 years ago

Back when I lived there...great for people, hiking, only had two times where there was a crime I was aware of my 1955 Chevy Bel-Air was stolen as well as my bike from  More

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Alexander · Pacifica, CA
If you like your temperature 65 year round, you'll
Over 10 years ago

Has the rep of being socked in with fog 24-7 but thats totally false. a charming blue collar surf town a mere 30 min from downtown SF with lower prices - hard to  More

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Katherine · San Jose, CA
Real Estate to buy
Over 13 years ago

near the  More

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Reviews for Aliso Viejo    8 Reviews
Lisa · Aliso Viejo, CA
Aliso Viejo is a wonderful place to live!
Over 3 years ago

We've lived here in Aliso Viejo now for two years and just love it! It's clean, extremely walkable, little to no crime and relatively affordable when compared to Los  More

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Sol · Aliso Viejo, CA
Beautiful city
Over 4 years ago

We just moved here from the East Coast and we absolutely love it. It’s pretty peaceful, has beautiful views of the city, and it’s close to the beach and many parks.  More

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T · Aliso Viejo, CA
Master planning at its finest
Over 6 years ago

We've liked here for 4yrs now and it is one of the most convenient cities I've ever lived in. Our youngest finished their last 2 yrs of high school here and we were  More

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Learn More About Pacifica, California
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Learn More About Aliso Viejo, California
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