2025 Compare Cities People:
Quincy, MA vs South San Francisco, CA

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Highlights
- South San Francisco is 0% more densely populated than Quincy.
- People are 13.7% more likely to be married in South San Francisco.
- The Median Age is 3.8 years older in South San Francisco.
 Quincy, MASouth San Francisco, CAUnited States
 Population  Unlock66,331329,725,481
 Female Population49.8%  Unlock50.5%
 Male Population50.2%  Unlock49.5%
 Median Age  Unlock42.138.4
 space3
 Population - 201092,457  Unlock309,327,143
 Population - 2000  Unlock60,552285,036,114
 Population - 199084,985  Unlock251,960,433
 Pop. 2000 to Now  Unlock9.9%15.6%
 Pop. 1990 to Now11.1%  Unlock30.8%
 space4
 Population Density  Unlock7,189.693.4
 Land Area16.6  Unlock3,531,905.4
 Water Area  Unlock21.0264,836.8
 space
 Est. Total Population By Age
 Quincy, MASouth San Francisco, CAUnited States
 Age 0 to 45.2%  Unlock5.9%
 Age 5 to 9  Unlock5.4%6.1%
 Age 10 to 143.8%  Unlock6.6%
 Age 15 to 17  Unlock2.8%3.9%
 Age 18 to 202.0%  Unlock4.0%
 Age 21 to 24  Unlock4.4%5.2%
 Age 25 to 3421.6%  Unlock13.8%
 Age 35 to 44  Unlock14.1%12.9%
 Age 45 to 5411.2%  Unlock12.6%
 Age 55 to 59  Unlock7.6%6.7%
 Age 60 to 646.3%  Unlock6.3%
 Age 65 to 74  Unlock10.1%9.6%
 Age 75 to 844.1%  Unlock4.5%
 Age 85 and over  Unlock2.1%1.9%
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 Race
 Quincy, MASouth San Francisco, CAUnited States
 White56.7%  Unlock59.4%
 Black  Unlock1.8%12.2%
 Asian29.8%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races2.4%  Unlock3.2%
 Hispanic  Unlock29.8%18.4%
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 Marriage & Family
 Quincy, MASouth San Francisco, CAUnited States
 Married Population46.8%  Unlock49.8%
     Currently Married  Unlock51.9%48.0%
 Married but Separated1.7%  Unlock1.8%
 Single Population  Unlock46.7%50.2%
 Never Married40.1%  Unlock33.8%
 Divorced  Unlock8.0%10.8%
 Widowed4.6%  Unlock5.6%
 space5
 Household Size  Unlock3.002.60
 Households44,515  Unlock124,010,992
 Family Households  Unlock16,06480,755,759
     Married couple, w/children31.0%  Unlock30.5%
     Married couple, no children  Unlock43.8%42.9%
 Non Family Households21,493  Unlock43,255,233
     Single householder, w/children  Unlock8.9%15.8%
     Single householder, no children13.4%  Unlock10.8%
Reviews for Quincy    7 Reviews

Where to start? The principal shouts rude things at parents and students and she often lies about phantom school rules. PTO members have quit over this person. Bullying  More

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Over 11 years ago

Quincy is a seaside community and has an approximate population of 90,000 people. Settled by Myles Standish and Captain Wollaston and established as a township in  More

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Over 15 years ago

Not a very bike friendly city but if you are willing to driver there are biking spots north, west and south of here. Lots and lots of Chinese food places but we have  More

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Reviews for South San Francisco    5 Reviews

It's amazing, but many, many people, including people who live in SF, think that SSF is just a part of SF. Not true. We're right across the highway from SFO, which is  More

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Over 17 years ago

One frustrating thing about South City weather is the number of overcast & foggy days, as compared to other nearby cities on the Peninsula. You can literally look  More

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Over 19 years ago

Been living in bayview hunters point for about 12 years now. What I can say that it's a rough place to live, no one cares about us and the mayor of San Francisco  More

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Start Your Review of South San Francisco


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