2025 Compare Cities People:
San Francisco, CA vs Petaluma, CA

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Highlights
- Petaluma is 0% more densely populated than San Francisco.
- People are 28.6% more likely to be married in Petaluma.
- The Median Age is 4.1 years older in Petaluma.
 San Francisco, CAPetaluma, CAUnited States
 Population  Unlock60,050329,725,481
 Female Population48.8%  Unlock50.5%
 Male Population51.2%  Unlock49.5%
 Median Age  Unlock42.838.4
 space3
 Population - 2010805,519  Unlock309,327,143
 Population - 2000  Unlock54,548285,036,114
 Population - 1990723,959  Unlock251,960,433
 Pop. 2000 to Now  Unlock11.2%15.6%
 Pop. 1990 to Now19.7%  Unlock30.8%
 space4
 Population Density  Unlock4,175.493.4
 Land Area46.9  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 San Francisco, CAPetaluma, CAUnited States
 Age 0 to 44.4%  Unlock5.9%
 Age 5 to 9  Unlock5.5%6.1%
 Age 10 to 143.7%  Unlock6.6%
 Age 15 to 17  Unlock4.0%3.9%
 Age 18 to 202.3%  Unlock4.0%
 Age 21 to 24  Unlock3.0%5.2%
 Age 25 to 3422.6%  Unlock13.8%
 Age 35 to 44  Unlock13.7%12.9%
 Age 45 to 5413.2%  Unlock12.6%
 Age 55 to 59  Unlock7.4%6.7%
 Age 60 to 645.7%  Unlock6.3%
 Age 65 to 74  Unlock11.1%9.6%
 Age 75 to 844.3%  Unlock4.5%
 Age 85 and over  Unlock2.6%1.9%
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 Race
 San Francisco, CAPetaluma, CAUnited States
 White39.2%  Unlock59.4%
 Black  Unlock1.3%12.2%
 Asian34.1%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.3%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races5.3%  Unlock3.2%
 Hispanic  Unlock21.6%18.4%
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 Marriage & Family
 San Francisco, CAPetaluma, CAUnited States
 Married Population41.5%  Unlock49.8%
     Currently Married  Unlock51.8%48.0%
 Married but Separated1.4%  Unlock1.8%
 Single Population  Unlock46.6%50.2%
 Never Married46.0%  Unlock33.8%
 Divorced  Unlock11.6%10.8%
 Widowed4.5%  Unlock5.6%
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 Household Size  Unlock2.612.60
 Households361,222  Unlock124,010,992
 Family Households  Unlock15,05980,755,759
     Married couple, w/children28.8%  Unlock30.5%
     Married couple, no children  Unlock45.5%42.9%
 Non Family Households190,757  Unlock43,255,233
     Single householder, w/children  Unlock11.6%15.8%
     Single householder, no children14.2%  Unlock10.8%
Reviews for San Francisco    149 Reviews

from a single guy's perspective. let's start this review from 2017. I moved here to be near to my sister who also relocated, and also to attend Cal State East Bay in  More

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I've lived in San Francisco for ten years. I thought I would write a balanced review for people looking to move here. My family is from places like Boise, Atlanta,  More

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I've lived in San Francisco for ten years. I thought I would write a balanced review for people looking to move here. My family is from places like Boise, Atlanta,  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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