2025 Compare Cities People:
Seaside, CA vs Carlsbad, CA

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Highlights
- Carlsbad is 0% more densely populated than Seaside.
- People are 25.9% more likely to be married in Carlsbad.
- The Median Age is 8.6 years older in Carlsbad.
 Seaside, CACarlsbad, CAUnited States
 Population  Unlock114,858329,725,481
 Female Population49.9%  Unlock50.5%
 Male Population50.1%  Unlock49.5%
 Median Age  Unlock42.538.4
 space3
 Population - 201033,178  Unlock309,327,143
 Population - 2000  Unlock78,247285,036,114
 Population - 199038,901  Unlock251,960,433
 Pop. 2000 to Now  Unlock47.7%15.6%
 Pop. 1990 to Now-12.3%  Unlock30.8%
 space4
 Population Density  Unlock3,042.693.4
 Land Area9.2  Unlock3,531,905.4
 Water Area  Unlock1.3264,836.8
 space
 Est. Total Population By Age
 Seaside, CACarlsbad, CAUnited States
 Age 0 to 46.7%  Unlock5.9%
 Age 5 to 9  Unlock5.7%6.1%
 Age 10 to 146.7%  Unlock6.6%
 Age 15 to 17  Unlock4.7%3.9%
 Age 18 to 206.6%  Unlock4.0%
 Age 21 to 24  Unlock3.7%5.2%
 Age 25 to 3416.5%  Unlock13.8%
 Age 35 to 44  Unlock13.7%12.9%
 Age 45 to 5412.4%  Unlock12.6%
 Age 55 to 59  Unlock8.0%6.7%
 Age 60 to 645.1%  Unlock6.3%
 Age 65 to 74  Unlock9.3%9.6%
 Age 75 to 843.1%  Unlock4.5%
 Age 85 and over  Unlock2.4%1.9%
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 Race
 Seaside, CACarlsbad, CAUnited States
 White30.5%  Unlock59.4%
 Black  Unlock1.2%12.2%
 Asian9.0%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander2.2%  Unlock0.2%
 Other  Unlock0.3%0.4%
 Two or More Races4.9%  Unlock3.2%
 Hispanic  Unlock15.9%18.4%
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 Marriage & Family
 Seaside, CACarlsbad, CAUnited States
 Married Population45.7%  Unlock49.8%
     Currently Married  Unlock56.6%48.0%
 Married but Separated1.2%  Unlock1.8%
 Single Population  Unlock42.4%50.2%
 Never Married40.3%  Unlock33.8%
 Divorced  Unlock11.2%10.8%
 Widowed5.1%  Unlock5.6%
 space5
 Household Size  Unlock2.582.60
 Households10,321  Unlock124,010,992
 Family Households  Unlock31,14480,755,759
     Married couple, w/children34.9%  Unlock30.5%
     Married couple, no children  Unlock45.8%42.9%
 Non Family Households3,214  Unlock43,255,233
     Single householder, w/children  Unlock10.5%15.8%
     Single householder, no children13.2%  Unlock10.8%
Reviews for Seaside    4 Reviews

Over 4 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 15 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 19 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 Carlsbad    38 Reviews

I've lived in Carlsbad (92008) for 8 years now and really appreciate all that it has to offer. Yes, ALL of San Diego County is expensive, but Carlsbad has [possibly]  More

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Over 4 years ago

Carlson has the worst winters. It averages about 10 meters of snow per week. Every shop is  More

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Ok, I get it, the climate is mild and tolerable but even that is over-rated when you consider how many cloudy days there are in this town. The sun coming out at 3 and  More

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