2025 Compare Cities People:
Chapin, SC vs Petaluma, CA

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Highlights
- Petaluma is 0% more densely populated than Chapin.
- People are 14.2% more likely to be married in Petaluma.
- The Median Age is 5.4 years older in Petaluma.
 Chapin, SCPetaluma, CAUnited States
 Population  Unlock60,050329,725,481
 Female Population56.1%  Unlock50.5%
 Male Population43.9%  Unlock49.5%
 Median Age  Unlock42.838.4
 space3
 Population - 20101,433  Unlock309,327,143
 Population - 2000  Unlock54,548285,036,114
 Population - 1990282  Unlock251,960,433
 Pop. 2000 to Now  Unlock11.2%15.6%
 Pop. 1990 to Now490.1%  Unlock30.8%
 space4
 Population Density  Unlock4,175.493.4
 Land Area2.0  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 Chapin, SCPetaluma, CAUnited States
 Age 0 to 47.4%  Unlock5.9%
 Age 5 to 9  Unlock5.5%6.1%
 Age 10 to 146.3%  Unlock6.6%
 Age 15 to 17  Unlock4.0%3.9%
 Age 18 to 202.6%  Unlock4.0%
 Age 21 to 24  Unlock3.0%5.2%
 Age 25 to 3410.7%  Unlock13.8%
 Age 35 to 44  Unlock13.7%12.9%
 Age 45 to 5413.0%  Unlock12.6%
 Age 55 to 59  Unlock7.4%6.7%
 Age 60 to 645.1%  Unlock6.3%
 Age 65 to 74  Unlock11.1%9.6%
 Age 75 to 843.4%  Unlock4.5%
 Age 85 and over  Unlock2.6%1.9%
 space1
 Race
 Chapin, SCPetaluma, CAUnited States
 White81.0%  Unlock59.4%
 Black  Unlock1.3%12.2%
 Asian1.1%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races2.5%  Unlock3.2%
 Hispanic  Unlock21.6%18.4%
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 Marriage & Family
 Chapin, SCPetaluma, CAUnited States
 Married Population46.7%  Unlock49.8%
     Currently Married  Unlock51.8%48.0%
 Married but Separated2.0%  Unlock1.8%
 Single Population  Unlock46.6%50.2%
 Never Married30.4%  Unlock33.8%
 Divorced  Unlock11.6%10.8%
 Widowed6.3%  Unlock5.6%
 space5
 Household Size  Unlock2.612.60
 Households615  Unlock124,010,992
 Family Households  Unlock15,05980,755,759
     Married couple, w/children32.1%  Unlock30.5%
     Married couple, no children  Unlock45.5%42.9%
 Non Family Households226  Unlock43,255,233
     Single householder, w/children  Unlock11.6%15.8%
     Single householder, no children10.8%  Unlock10.8%
Reviews for Chapin    4 Reviews

Excellent schools with superior ratings. Very clean community with a huge lake to use for boating. Ample amount of restaurants to visit that are both good and welcoming  More

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Over 3 years ago

Amazingly beautiful area with some of the kindest residents. 5 star schools and beautiful Lake Murray is our perfect retirement forever place we chose after vacationing  More

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Moved to Chapin, SC officially 7/2017 after the arduous process of having new home plans done - and redone, finalizing the purchase of our property, two moves, split  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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