2025 Compare Cities People:
Costa Mesa, CA vs Seal Beach, CA

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Highlights
- Seal Beach is 0% more densely populated than Costa Mesa.
- People are 12.6% more likely to be married in Seal Beach.
- The Median Age is 23.3 years older in Seal Beach.
 Costa Mesa, CASeal Beach, CAUnited States
 Population  Unlock25,216329,725,481
 Female Population49.2%  Unlock50.5%
 Male Population50.8%  Unlock49.5%
 Median Age  Unlock59.338.4
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 Population - 2010110,137  Unlock309,327,143
 Population - 2000  Unlock24,157285,036,114
 Population - 199096,357  Unlock251,960,433
 Pop. 2000 to Now  Unlock-1.1%15.6%
 Pop. 1990 to Now16.6%  Unlock30.8%
 space4
 Population Density  Unlock2,235.993.4
 Land Area15.8  Unlock3,531,905.4
 Water Area  Unlock1.7264,836.8
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 Est. Total Population By Age
 Costa Mesa, CASeal Beach, CAUnited States
 Age 0 to 45.7%  Unlock5.9%
 Age 5 to 9  Unlock3.5%6.1%
 Age 10 to 146.1%  Unlock6.6%
 Age 15 to 17  Unlock2.8%3.9%
 Age 18 to 203.3%  Unlock4.0%
 Age 21 to 24  Unlock1.7%5.2%
 Age 25 to 3419.6%  Unlock13.8%
 Age 35 to 44  Unlock8.7%12.9%
 Age 45 to 5413.4%  Unlock12.6%
 Age 55 to 59  Unlock7.2%6.7%
 Age 60 to 644.9%  Unlock6.3%
 Age 65 to 74  Unlock19.7%9.6%
 Age 75 to 843.0%  Unlock4.5%
 Age 85 and over  Unlock7.9%1.9%
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 Race
 Costa Mesa, CASeal Beach, CAUnited States
 White49.1%  Unlock59.4%
 Black  Unlock2.0%12.2%
 Asian9.0%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.6%  Unlock0.2%
 Other  Unlock0.2%0.4%
 Two or More Races3.7%  Unlock3.2%
 Hispanic  Unlock11.8%18.4%
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 Marriage & Family
 Costa Mesa, CASeal Beach, CAUnited States
 Married Population45.1%  Unlock49.8%
     Currently Married  Unlock49.1%48.0%
 Married but Separated1.7%  Unlock1.8%
 Single Population  Unlock49.2%50.2%
 Never Married41.0%  Unlock33.8%
 Divorced  Unlock13.5%10.8%
 Widowed3.4%  Unlock5.6%
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 Household Size  Unlock1.912.60
 Households41,243  Unlock124,010,992
 Family Households  Unlock6,13980,755,759
     Married couple, w/children32.7%  Unlock30.5%
     Married couple, no children  Unlock60.4%42.9%
 Non Family Households16,740  Unlock43,255,233
     Single householder, w/children  Unlock8.6%15.8%
     Single householder, no children11.8%  Unlock10.8%
Reviews for Costa Mesa    8 Reviews

Over 15 years ago

Costa mesa has awesome shopping but is way too crowded and I have had 3 cars stolen in the past 5 years along with countless break-ins and theft. Expensive. Close to  More

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Over 16 years ago

Costa Mesa has a near perfect climate . . . plenty of sun but rarely over 100 degrees (our house doesn't even have AC). Nestled between Newport Beach and Huntington  More

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We have a good amount of low-income, medium-income, and relatively high-income  More

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Reviews for Seal Beach    3 Reviews

Beach towns are notoriously crowded in the summer, but if you can overlook the crowds you will find a small town feeling comforting in Seal Beach. The beach community of  More

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Over 18 years ago

Seal Beach has the best weather of any place I've lived, and I've lived in two coutries, 5 states, and 14 cities or towns. Seal Beach has vitually no air pullution,  More

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My dad and uncle were born and raised in Seal Beach; my grandparents bought their family home back in 1963 (when my dad was 12) for about $50K. 3 bedroom, 2 bath,  More

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