2025 Compare Cities People:
Quincy, MA vs Petaluma, CA

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Highlights
- Petaluma is 0% more densely populated than Quincy.
- People are 14.0% more likely to be married in Petaluma.
- The Median Age is 4.5 years older in Petaluma.
 Quincy, MAPetaluma, CAUnited States
 Population  Unlock60,050329,725,481
 Female Population49.8%  Unlock50.5%
 Male Population50.2%  Unlock49.5%
 Median Age  Unlock42.838.4
 space3
 Population - 201092,457  Unlock309,327,143
 Population - 2000  Unlock54,548285,036,114
 Population - 199084,985  Unlock251,960,433
 Pop. 2000 to Now  Unlock11.2%15.6%
 Pop. 1990 to Now11.1%  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
 Quincy, MAPetaluma, CAUnited States
 Age 0 to 45.2%  Unlock5.9%
 Age 5 to 9  Unlock5.5%6.1%
 Age 10 to 143.8%  Unlock6.6%
 Age 15 to 17  Unlock4.0%3.9%
 Age 18 to 202.0%  Unlock4.0%
 Age 21 to 24  Unlock3.0%5.2%
 Age 25 to 3421.6%  Unlock13.8%
 Age 35 to 44  Unlock13.7%12.9%
 Age 45 to 5411.2%  Unlock12.6%
 Age 55 to 59  Unlock7.4%6.7%
 Age 60 to 646.3%  Unlock6.3%
 Age 65 to 74  Unlock11.1%9.6%
 Age 75 to 844.1%  Unlock4.5%
 Age 85 and over  Unlock2.6%1.9%
 space1
 Race
 Quincy, MAPetaluma, CAUnited States
 White56.7%  Unlock59.4%
 Black  Unlock1.3%12.2%
 Asian29.8%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races2.4%  Unlock3.2%
 Hispanic  Unlock21.6%18.4%
 space2
 Marriage & Family
 Quincy, MAPetaluma, CAUnited States
 Married Population46.8%  Unlock49.8%
     Currently Married  Unlock51.8%48.0%
 Married but Separated1.7%  Unlock1.8%
 Single Population  Unlock46.6%50.2%
 Never Married40.1%  Unlock33.8%
 Divorced  Unlock11.6%10.8%
 Widowed4.6%  Unlock5.6%
 space5
 Household Size  Unlock2.612.60
 Households44,515  Unlock124,010,992
 Family Households  Unlock15,05980,755,759
     Married couple, w/children31.0%  Unlock30.5%
     Married couple, no children  Unlock45.5%42.9%
 Non Family Households21,493  Unlock43,255,233
     Single householder, w/children  Unlock11.6%15.8%
     Single householder, no children13.4%  Unlock10.8%
Reviews for Quincy    7 Reviews

Where to start? The principal shouts rude things at parents and students and she often lies about phantom school rules. PTO members have quit over this person. Bullying  More

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Over 11 years ago

Quincy is a seaside community and has an approximate population of 90,000 people. Settled by Myles Standish and Captain Wollaston and established as a township in  More

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Over 15 years ago

Not a very bike friendly city but if you are willing to driver there are biking spots north, west and south of here. Lots and lots of Chinese food places but we have  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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