2025 Compare Cities People:
Sebastopol, CA vs Foster City, CA

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Highlights
- Foster City is 0% more densely populated than Sebastopol.
- People are 25.6% more likely to be married in Foster City.
- The Median Age is 9.5 years younger in Foster City.
 Sebastopol, CAFoster City, CAUnited States
 Population  Unlock33,511329,725,481
 Female Population53.8%  Unlock50.5%
 Male Population46.3%  Unlock49.5%
 Median Age  Unlock39.638.4
 space3
 Population - 20107,474  Unlock309,327,143
 Population - 2000  Unlock28,803285,036,114
 Population - 19907,004  Unlock251,960,433
 Pop. 2000 to Now  Unlock14.2%15.6%
 Pop. 1990 to Now8.4%  Unlock30.8%
 space4
 Population Density  Unlock8,828.093.4
 Land Area1.9  Unlock3,531,905.4
 Water Area  Unlock16.0264,836.8
 space
 Est. Total Population By Age
 Sebastopol, CAFoster City, CAUnited States
 Age 0 to 43.4%  Unlock5.9%
 Age 5 to 9  Unlock7.2%6.1%
 Age 10 to 145.5%  Unlock6.6%
 Age 15 to 17  Unlock3.9%3.9%
 Age 18 to 202.9%  Unlock4.0%
 Age 21 to 24  Unlock2.7%5.2%
 Age 25 to 3412.3%  Unlock13.8%
 Age 35 to 44  Unlock16.9%12.9%
 Age 45 to 5413.3%  Unlock12.6%
 Age 55 to 59  Unlock5.8%6.7%
 Age 60 to 649.4%  Unlock6.3%
 Age 65 to 74  Unlock8.5%9.6%
 Age 75 to 844.5%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
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 Race
 Sebastopol, CAFoster City, CAUnited States
 White72.0%  Unlock59.4%
 Black  Unlock2.4%12.2%
 Asian4.4%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.2%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races6.4%  Unlock3.2%
 Hispanic  Unlock8.6%18.4%
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 Marriage & Family
 Sebastopol, CAFoster City, CAUnited States
 Married Population49.7%  Unlock49.8%
     Currently Married  Unlock61.1%48.0%
 Married but Separated1.0%  Unlock1.8%
 Single Population  Unlock37.6%50.2%
 Never Married29.1%  Unlock33.8%
 Divorced  Unlock6.2%10.8%
 Widowed4.3%  Unlock5.6%
 space5
 Household Size  Unlock2.672.60
 Households3,221  Unlock124,010,992
 Family Households  Unlock8,85780,755,759
     Married couple, w/children30.6%  Unlock30.5%
     Married couple, no children  Unlock40.5%42.9%
 Non Family Households1,294  Unlock43,255,233
     Single householder, w/children  Unlock7.8%15.8%
     Single householder, no children15.2%  Unlock10.8%
Reviews for Sebastopol    6 Reviews

Over 9 years ago

I lived in Sebastopol for 5 years. During my 50+ years on this planet, I have lived many places (New Jersey, NYC, New Zealand, San Diego, Hawaii, Maui, Ashland OR,  More

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Sebastopol, CA really is a great place to live. Located only 50 miles north of San Francisco in the beautiful Sonoma County Wine Country, Sebastopol retains its  More

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it may be pricey, but that really defines the town as who truly loves it. the cost of living is something to think about. i think it is a wonderful town and would be  More

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Reviews for Foster City    4 Reviews

Over 17 years ago

Built on lagoons, great climate, good schools, lots of soccer and other sports for kids, plenty of parking and  More

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Over 18 years ago

A great city to raise a family, safe, great weather around the year, good schools and plenty of recreation. But only if you can afford the hight cost of  More

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Landlords are able to command and receive high rent due to the following attributes: safety, weather and cleanliness of Foster City. The lagoon, waterways and gardens  More

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