2026 Compare Cities People:
Seaside, CA vs Philadelphia, PA

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Highlights
- Philadelphia is 0% more densely populated than Seaside.
- People are 24.4% less likely to be married in Philadelphia.
- The Median Age is 0.9 years older in Philadelphia.
 Seaside, CAPhiladelphia, PAUnited States
 Population  Unlock1,596,865329,725,481
 Female Population49.9%  Unlock50.5%
 Male Population50.1%  Unlock49.5%
 Median Age  Unlock34.838.4
 space3
 Population - 201033,178  Unlock309,327,143
 Population - 2000  Unlock1,517,550285,036,114
 Population - 199038,901  Unlock251,960,433
 Pop. 2000 to Now  Unlock4.0%15.6%
 Pop. 1990 to Now-12.3%  Unlock30.8%
 space4
 Population Density  Unlock11,896.293.4
 Land Area9.2  Unlock3,531,905.4
 Water Area  Unlock8.5264,836.8
 space
 Est. Total Population By Age
 Seaside, CAPhiladelphia, PAUnited States
 Age 0 to 46.7%  Unlock5.9%
 Age 5 to 9  Unlock5.9%6.1%
 Age 10 to 146.7%  Unlock6.6%
 Age 15 to 17  Unlock3.3%3.9%
 Age 18 to 206.6%  Unlock4.0%
 Age 21 to 24  Unlock5.5%5.2%
 Age 25 to 3416.5%  Unlock13.8%
 Age 35 to 44  Unlock12.9%12.9%
 Age 45 to 5412.4%  Unlock12.6%
 Age 55 to 59  Unlock5.8%6.7%
 Age 60 to 645.1%  Unlock6.3%
 Age 65 to 74  Unlock8.1%9.6%
 Age 75 to 843.1%  Unlock4.5%
 Age 85 and over  Unlock1.7%1.9%
 space1
 Race
 Seaside, CAPhiladelphia, PAUnited States
 White30.5%  Unlock59.4%
 Black  Unlock39.6%12.2%
 Asian9.0%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander2.2%  Unlock0.2%
 Other  Unlock0.4%0.4%
 Two or More Races4.9%  Unlock3.2%
 Hispanic  Unlock15.4%18.4%
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 Marriage & Family
 Seaside, CAPhiladelphia, PAUnited States
 Married Population45.7%  Unlock49.8%
     Currently Married  Unlock31.5%48.0%
 Married but Separated1.2%  Unlock1.8%
 Single Population  Unlock65.4%50.2%
 Never Married40.3%  Unlock33.8%
 Divorced  Unlock9.2%10.8%
 Widowed5.1%  Unlock5.6%
 space5
 Household Size  Unlock2.402.60
 Households10,321  Unlock124,010,992
 Family Households  Unlock347,85880,755,759
     Married couple, w/children34.9%  Unlock30.5%
     Married couple, no children  Unlock30.6%42.9%
 Non Family Households3,214  Unlock43,255,233
     Single householder, w/children  Unlock28.8%15.8%
     Single householder, no children13.2%  Unlock10.8%
Reviews for Seaside    4 Reviews

Over 5 years ago

I’ve lived in Seaside for the past 20 years and I love it. I’m a fourth generation Monterey Bay family. Seaside hands down has the best views in the Monterey Bay. It’s a  More

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Over 16 years ago

Housing in Seaside is more affordable than it was, mainly due to the bursting of the housing bubble. There are still problems, though, mainly because of the huge number  More

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Over 20 years ago

unless you went to grad school, or are already rich, don't expect to be able to get a nice house here. You'll be house-poor(not able to afford anything outside of your  More

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Reviews for Philadelphia    139 Reviews

Philadelphia is a very walkable and fun city to explore (albeit be aware of where not to explore at least at night). The city has beautiful old architecture , great  More

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I’m originally from New York City, then lived in a small city in upstate New York for eight years, then moved down to Philadelphia and have lived here for many years.  More

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Now the only reason some people disagree is because MONEY. If you live in “manayunk” (which I lived for 2 years) you can’t compare … you can’t compare your out skirt  More

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