2025 Compare Cities People:
Lake Forest, CA vs Petaluma, CA

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Highlights
- Petaluma is 0% more densely populated than Lake Forest.
- People are 3.5% less likely to be married in Petaluma.
- The Median Age is 2.7 years older in Petaluma.
 Lake Forest, CAPetaluma, CAUnited States
 Population  Unlock60,050329,725,481
 Female Population50.8%  Unlock50.5%
 Male Population49.2%  Unlock49.5%
 Median Age  Unlock42.838.4
 space3
 Population - 201077,506  Unlock309,327,143
 Population - 2000  Unlock54,548285,036,114
 Population - 199058,656  Unlock251,960,433
 Pop. 2000 to Now  Unlock11.2%15.6%
 Pop. 1990 to Now45.5%  Unlock30.8%
 space4
 Population Density  Unlock4,175.493.4
 Land Area16.6  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 Lake Forest, CAPetaluma, CAUnited States
 Age 0 to 46.4%  Unlock5.9%
 Age 5 to 9  Unlock5.5%6.1%
 Age 10 to 145.6%  Unlock6.6%
 Age 15 to 17  Unlock4.0%3.9%
 Age 18 to 203.0%  Unlock4.0%
 Age 21 to 24  Unlock3.0%5.2%
 Age 25 to 3413.5%  Unlock13.8%
 Age 35 to 44  Unlock13.7%12.9%
 Age 45 to 5416.1%  Unlock12.6%
 Age 55 to 59  Unlock7.4%6.7%
 Age 60 to 646.1%  Unlock6.3%
 Age 65 to 74  Unlock11.1%9.6%
 Age 75 to 843.3%  Unlock4.5%
 Age 85 and over  Unlock2.6%1.9%
 space1
 Race
 Lake Forest, CAPetaluma, CAUnited States
 White49.6%  Unlock59.4%
 Black  Unlock1.3%12.2%
 Asian18.6%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races4.7%  Unlock3.2%
 Hispanic  Unlock21.6%18.4%
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 Marriage & Family
 Lake Forest, CAPetaluma, CAUnited States
 Married Population55.3%  Unlock49.8%
     Currently Married  Unlock51.8%48.0%
 Married but Separated1.1%  Unlock1.8%
 Single Population  Unlock46.6%50.2%
 Never Married30.7%  Unlock33.8%
 Divorced  Unlock11.6%10.8%
 Widowed4.0%  Unlock5.6%
 space5
 Household Size  Unlock2.612.60
 Households29,870  Unlock124,010,992
 Family Households  Unlock15,05980,755,759
     Married couple, w/children37.9%  Unlock30.5%
     Married couple, no children  Unlock45.5%42.9%
 Non Family Households8,193  Unlock43,255,233
     Single householder, w/children  Unlock11.6%15.8%
     Single householder, no children10.6%  Unlock10.8%
Reviews for Lake Forest    16 Reviews

I've lived in Lake Forest for over a decade, before that elsewhere in OC and also up in LA. Lake Forest isn't perfect but it's really improved over the past decade,  More

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As a retired senior who has lived in Lake Forest (formerly El Toro) since 1977 I think LF is a great place if you can afford it. When we moved here in June '77 homes  More

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I’ve lived here for 2 years. Ok, it’s more like a 4 but there are so many idiots downplaying what it’s like here and giving Lake Forest ones and twos. There are a lot of  More

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Reviews for Petaluma    16 Reviews

I agree with the low star reviews. Been here for 25 years, raised a family and seen everything turn to the left and worse. Weather is glorious, love the old Victorians  More

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We’ve lived here for 3 years and we love it. It has taken some time to grow on us. We moved from SF where we had lived over 15 years, we were not used to one year leases  More

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I’ve lived here a couple of years (after living in others parts of the Bay Area for 15+ years) and I love it! Great neighborhoods, friendly folks, good schools with  More

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