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2025 Compare Cities People:
Petaluma, CA vs Round Rock, TX

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Highlights
- Round Rock is 0% more densely populated than Petaluma.
- People are 1.4% less likely to be married in Round Rock.
- The Median Age is 7.2 years younger in Round Rock.
 Petaluma, CARound Rock, TXUnited States
 Population  Unlock117,735329,725,481
 Female Population50.1%  Unlock50.5%
 Male Population49.9%  Unlock49.5%
 Median Age  Unlock35.638.4
 space3
 Population - 201058,048  Unlock309,327,143
 Population - 2000  Unlock61,136285,036,114
 Population - 199043,184  Unlock251,960,433
 Pop. 2000 to Now  Unlock125.0%15.6%
 Pop. 1990 to Now40.4%  Unlock30.8%
 space4
 Population Density  Unlock3,264.393.4
 Land Area14.4  Unlock3,531,905.4
 Water Area  Unlock0.3264,836.8
 space
 Est. Total Population By Age
 Petaluma, CARound Rock, TXUnited States
 Age 0 to 45.0%  Unlock5.9%
 Age 5 to 9  Unlock7.4%6.1%
 Age 10 to 146.1%  Unlock6.6%
 Age 15 to 17  Unlock4.9%3.9%
 Age 18 to 203.1%  Unlock4.0%
 Age 21 to 24  Unlock5.6%5.2%
 Age 25 to 3412.7%  Unlock13.8%
 Age 35 to 44  Unlock16.9%12.9%
 Age 45 to 5413.5%  Unlock12.6%
 Age 55 to 59  Unlock5.6%6.7%
 Age 60 to 647.3%  Unlock6.3%
 Age 65 to 74  Unlock6.5%9.6%
 Age 75 to 845.0%  Unlock4.5%
 Age 85 and over  Unlock1.1%1.9%
 space1
 Race
 Petaluma, CARound Rock, TXUnited States
 White68.1%  Unlock59.4%
 Black  Unlock10.5%12.2%
 Asian4.1%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.5%0.4%
 Two or More Races4.4%  Unlock3.2%
 Hispanic  Unlock27.7%18.4%
 space2
 Marriage & Family
 Petaluma, CARound Rock, TXUnited States
 Married Population53.4%  Unlock49.8%
     Currently Married  Unlock51.2%48.0%
 Married but Separated1.5%  Unlock1.8%
 Single Population  Unlock47.3%50.2%
 Never Married30.0%  Unlock33.8%
 Divorced  Unlock11.5%10.8%
 Widowed5.0%  Unlock5.6%
 space5
 Household Size  Unlock2.682.60
 Households22,756  Unlock124,010,992
 Family Households  Unlock30,72980,755,759
     Married couple, w/children34.8%  Unlock30.5%
     Married couple, no children  Unlock32.0%42.9%
 Non Family Households7,697  Unlock43,255,233
     Single householder, w/children  Unlock15.7%15.8%
     Single householder, no children8.1%  Unlock10.8%
Voting
Reviews for Petaluma    16 Reviews
Chris · Petaluma, CA
Old hippies are in charge
Over 4 years ago

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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O · Petaluma, CA
A great place to call home, if you can afford it
Over 4 years ago

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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Ima · Petaluma, CA
California living at its finest!
Over 4 years ago

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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Reviews for Round Rock    28 Reviews
Josh · Amarillo, TX
Relocation to Round Rock Area
Over 9 years ago

I plan on relocating from Amarillo to Round Rock or one of the suburbs north of Austin with my wife and kids. I would like to know what people can tell me about the job  More

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Brittany · Austin, TX
Market data for Round Rock
Over 9 years ago

Round Rock has a booming real estate market. It is one of the fastest growing communities in America. If you need more info about home buying in Round Rock, or anywhere  More

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M. · Ogden, UT
moved from Southern California to Round Rock TX
Over 11 years ago

We moved from Southern CA, we first lived at beach for many years in SD, then high desert (Hesperia). BEST MOVE I'VE EVER MADE IN MY LIFE!! The weather is great, the  More

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Learn More About Petaluma, California
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Learn More About Round Rock, Texas
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