2025 Compare Cities People:
Plainsboro, NJ vs South San Francisco, CA

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Highlights
- South San Francisco is 0% more densely populated than Plainsboro.
- People are 15.5% less likely to be married in South San Francisco.
- The Median Age is 4.4 years older in South San Francisco.
 Plainsboro, NJSouth San Francisco, CAUnited States
 Population  Unlock66,331329,725,481
 Female Population50.2%  Unlock50.5%
 Male Population49.8%  Unlock49.5%
 Median Age  Unlock42.138.4
 space3
 Population - 201022,986  Unlock309,327,143
 Population - 2000  Unlock60,552285,036,114
 Population - 199014,213  Unlock251,960,433
 Pop. 2000 to Now  Unlock9.9%15.6%
 Pop. 1990 to Now59.8%  Unlock30.8%
 space4
 Population Density  Unlock7,189.693.4
 Land Area11.8  Unlock3,531,905.4
 Water Area  Unlock21.0264,836.8
 space
 Est. Total Population By Age
 Plainsboro, NJSouth San Francisco, CAUnited States
 Age 0 to 45.6%  Unlock5.9%
 Age 5 to 9  Unlock5.4%6.1%
 Age 10 to 147.7%  Unlock6.6%
 Age 15 to 17  Unlock2.8%3.9%
 Age 18 to 201.7%  Unlock4.0%
 Age 21 to 24  Unlock4.4%5.2%
 Age 25 to 3416.0%  Unlock13.8%
 Age 35 to 44  Unlock14.1%12.9%
 Age 45 to 5416.3%  Unlock12.6%
 Age 55 to 59  Unlock7.6%6.7%
 Age 60 to 645.3%  Unlock6.3%
 Age 65 to 74  Unlock10.1%9.6%
 Age 75 to 842.5%  Unlock4.5%
 Age 85 and over  Unlock2.1%1.9%
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 Race
 Plainsboro, NJSouth San Francisco, CAUnited States
 White29.3%  Unlock59.4%
 Black  Unlock1.8%12.2%
 Asian58.3%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races2.0%  Unlock3.2%
 Hispanic  Unlock29.8%18.4%
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 Marriage & Family
 Plainsboro, NJSouth San Francisco, CAUnited States
 Married Population63.0%  Unlock49.8%
     Currently Married  Unlock51.9%48.0%
 Married but Separated1.3%  Unlock1.8%
 Single Population  Unlock46.7%50.2%
 Never Married28.3%  Unlock33.8%
 Divorced  Unlock8.0%10.8%
 Widowed3.2%  Unlock5.6%
 space5
 Household Size  Unlock3.002.60
 Households9,806  Unlock124,010,992
 Family Households  Unlock16,06480,755,759
     Married couple, w/children48.9%  Unlock30.5%
     Married couple, no children  Unlock43.8%42.9%
 Non Family Households3,513  Unlock43,255,233
     Single householder, w/children  Unlock8.9%15.8%
     Single householder, no children4.0%  Unlock10.8%
Reviews for Plainsboro    3 Reviews

Over 11 years ago

My wife Rosanne and I have lived in Plainsboro for nearly 30 years. We have raised our three children here. WE LOVE IT!!! The schools are great, the community is  More

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We've lived in several different parts of the country, and when we found out we were moving to NJ due to my husband's new job, we bought into the stereotype and thought,  More

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Over 17 years ago

Plainsboro is clean, safe and quiet with excellent schools, affordable housing and good jobs  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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