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2026 Compare Cities People:
Marlborough, MA vs Foster City, CA

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Highlights
- Foster City is 0% more densely populated than Marlborough.
- People are 19.8% more likely to be married in Foster City.
- The Median Age is 0.4 years older in Foster City.
 Marlborough, MAFoster City, CAUnited States
 Population  Unlock33,511329,725,481
 Female Population51.3%  Unlock50.5%
 Male Population48.7%  Unlock49.5%
 Median Age  Unlock39.638.4
 space3
 Population - 201038,584  Unlock309,327,143
 Population - 2000  Unlock28,803285,036,114
 Population - 199031,813  Unlock251,960,433
 Pop. 2000 to Now  Unlock14.2%15.6%
 Pop. 1990 to Now23.5%  Unlock30.8%
 space4
 Population Density  Unlock8,828.093.4
 Land Area20.9  Unlock3,531,905.4
 Water Area  Unlock16.0264,836.8
 space
 Est. Total Population By Age
 Marlborough, MAFoster City, CAUnited States
 Age 0 to 46.6%  Unlock5.9%
 Age 5 to 9  Unlock7.2%6.1%
 Age 10 to 145.0%  Unlock6.6%
 Age 15 to 17  Unlock3.9%3.9%
 Age 18 to 202.3%  Unlock4.0%
 Age 21 to 24  Unlock2.7%5.2%
 Age 25 to 3416.4%  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 646.9%  Unlock6.3%
 Age 65 to 74  Unlock8.5%9.6%
 Age 75 to 843.8%  Unlock4.5%
 Age 85 and over  Unlock2.5%1.9%
 space1
 Race
 Marlborough, MAFoster City, CAUnited States
 White64.4%  Unlock59.4%
 Black  Unlock2.4%12.2%
 Asian5.2%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races6.6%  Unlock3.2%
 Hispanic  Unlock8.6%18.4%
 space2
 Marriage & Family
 Marlborough, MAFoster City, CAUnited States
 Married Population52.0%  Unlock49.8%
     Currently Married  Unlock61.1%48.0%
 Married but Separated2.0%  Unlock1.8%
 Single Population  Unlock37.6%50.2%
 Never Married33.1%  Unlock33.8%
 Divorced  Unlock6.2%10.8%
 Widowed4.0%  Unlock5.6%
 space5
 Household Size  Unlock2.672.60
 Households17,147  Unlock124,010,992
 Family Households  Unlock8,85780,755,759
     Married couple, w/children33.3%  Unlock30.5%
     Married couple, no children  Unlock40.5%42.9%
 Non Family Households6,834  Unlock43,255,233
     Single householder, w/children  Unlock7.8%15.8%
     Single householder, no children11.7%  Unlock10.8%
Voting
Reviews for Marlborough    2 Reviews
chema · Marlborough, MA
an ok town but not the best
Over 5 years ago

lived here 4 years Town is not bad but have witnessed 2 crimes where i live a nice condo but even as nice as it is the people here are *******s, bitches, drug addicts  More

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brielle · Marlborough, MA
Marlborough
Over 19 years ago

For being suburbia there's decent job opportunities, places to shop and an array of restaurants to  More

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Reviews for Foster City    4 Reviews
Jackie · San Mateo, CA
Great Family Town!
Over 18 years ago

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

   |    Reply
prashanth · San Mateo, CA
Foster City
Over 19 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

   |    Reply
Therese · San Mateo, CA
Expensive But Worth It If You Can Afford It
Over 20 years ago

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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Learn More About Marlborough, Massachusetts
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