2025 Compare Cities People:
Arlington, VA vs Petaluma, CA

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Highlights
- Petaluma is 0% more densely populated than Arlington.
- People are 18.1% more likely to be married in Petaluma.
- The Median Age is 7.7 years older in Petaluma.
 Arlington, VAPetaluma, CAUnited States
 Population  Unlock60,050329,725,481
 Female Population49.7%  Unlock50.5%
 Male Population50.3%  Unlock49.5%
 Median Age  Unlock42.838.4
 space3
 Population - 2010197,467  Unlock309,327,143
 Population - 2000  Unlock54,548285,036,114
 Population - 1990170,936  Unlock251,960,433
 Pop. 2000 to Now  Unlock11.2%15.6%
 Pop. 1990 to Now40.9%  Unlock30.8%
 space4
 Population Density  Unlock4,175.493.4
 Land Area26.0  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 Arlington, VAPetaluma, CAUnited States
 Age 0 to 45.6%  Unlock5.9%
 Age 5 to 9  Unlock5.5%6.1%
 Age 10 to 145.1%  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 3423.4%  Unlock13.8%
 Age 35 to 44  Unlock13.7%12.9%
 Age 45 to 5412.8%  Unlock12.6%
 Age 55 to 59  Unlock7.4%6.7%
 Age 60 to 644.5%  Unlock6.3%
 Age 65 to 74  Unlock11.1%9.6%
 Age 75 to 842.9%  Unlock4.5%
 Age 85 and over  Unlock2.6%1.9%
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 Race
 Arlington, VAPetaluma, CAUnited States
 White60.2%  Unlock59.4%
 Black  Unlock1.3%12.2%
 Asian10.2%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races4.3%  Unlock3.2%
 Hispanic  Unlock21.6%18.4%
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 Marriage & Family
 Arlington, VAPetaluma, CAUnited States
 Married Population45.2%  Unlock49.8%
     Currently Married  Unlock51.8%48.0%
 Married but Separated1.1%  Unlock1.8%
 Single Population  Unlock46.6%50.2%
 Never Married44.0%  Unlock33.8%
 Divorced  Unlock11.6%10.8%
 Widowed3.0%  Unlock5.6%
 space5
 Household Size  Unlock2.612.60
 Households109,528  Unlock124,010,992
 Family Households  Unlock15,05980,755,759
     Married couple, w/children36.2%  Unlock30.5%
     Married couple, no children  Unlock45.5%42.9%
 Non Family Households59,559  Unlock43,255,233
     Single householder, w/children  Unlock11.6%15.8%
     Single householder, no children9.8%  Unlock10.8%
Reviews for Arlington    36 Reviews

Lived here 17 years, amazing  More

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Resident for 20 years. There is nothing hidden about Arlington. It is an affluent inner suburb of DC with a highly educated, mostly professional, population. The  More

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We've lived in Arlington for the past 7 years, and have enjoyed it but would prefer a less expensive, more open area. We live in a townhouse in Rosslyn, close to the  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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