2025 Compare Cities People:
Santa Maria, CA vs Petaluma, CA

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Highlights
- Petaluma is 0% more densely populated than Santa Maria.
- People are 16.2% more likely to be married in Petaluma.
- The Median Age is 13.6 years older in Petaluma.
 Santa Maria, CAPetaluma, CAUnited States
 Population  Unlock60,050329,725,481
 Female Population50.3%  Unlock50.5%
 Male Population49.7%  Unlock49.5%
 Median Age  Unlock42.838.4
 space3
 Population - 201099,633  Unlock309,327,143
 Population - 2000  Unlock54,548285,036,114
 Population - 199061,284  Unlock251,960,433
 Pop. 2000 to Now  Unlock11.2%15.6%
 Pop. 1990 to Now72.7%  Unlock30.8%
 space4
 Population Density  Unlock4,175.493.4
 Land Area22.8  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 Santa Maria, CAPetaluma, CAUnited States
 Age 0 to 49.6%  Unlock5.9%
 Age 5 to 9  Unlock5.5%6.1%
 Age 10 to 148.6%  Unlock6.6%
 Age 15 to 17  Unlock4.0%3.9%
 Age 18 to 205.4%  Unlock4.0%
 Age 21 to 24  Unlock3.0%5.2%
 Age 25 to 3413.6%  Unlock13.8%
 Age 35 to 44  Unlock13.7%12.9%
 Age 45 to 5411.0%  Unlock12.6%
 Age 55 to 59  Unlock7.4%6.7%
 Age 60 to 643.8%  Unlock6.3%
 Age 65 to 74  Unlock11.1%9.6%
 Age 75 to 842.7%  Unlock4.5%
 Age 85 and over  Unlock2.6%1.9%
 space1
 Race
 Santa Maria, CAPetaluma, CAUnited States
 White15.1%  Unlock59.4%
 Black  Unlock1.3%12.2%
 Asian4.5%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races1.6%  Unlock3.2%
 Hispanic  Unlock21.6%18.4%
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 Marriage & Family
 Santa Maria, CAPetaluma, CAUnited States
 Married Population46.0%  Unlock49.8%
     Currently Married  Unlock51.8%48.0%
 Married but Separated2.1%  Unlock1.8%
 Single Population  Unlock46.6%50.2%
 Never Married41.5%  Unlock33.8%
 Divorced  Unlock11.6%10.8%
 Widowed4.3%  Unlock5.6%
 space5
 Household Size  Unlock2.612.60
 Households28,803  Unlock124,010,992
 Family Households  Unlock15,05980,755,759
     Married couple, w/children35.9%  Unlock30.5%
     Married couple, no children  Unlock45.5%42.9%
 Non Family Households5,963  Unlock43,255,233
     Single householder, w/children  Unlock11.6%15.8%
     Single householder, no children10.2%  Unlock10.8%
Reviews for Santa Maria    12 Reviews

Over 6 years ago

I live in Orcutt which is a town of around 35,000 on the south side of Santa Maria. Santa Maria has, as everyone has noted, the best climate in the world. It never  More

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I have lived in Santa Maria / Orcutt for several years, but it is time to leave. I have no issues with the weather. Our climate is mild and comfortable with no extremes.  More

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The weather is very mild without a huge temperature change with the seasons. The winters are chilly but not cold and the summers are warm but not hot. Of course there  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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