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2025 Compare Cities People:
Seal Beach, CA vs Mill Valley, CA

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Highlights
- Mill Valley is 0% more densely populated than Seal Beach.
- People are 10.5% more likely to be married in Mill Valley.
- The Median Age is 11.4 years younger in Mill Valley.
 Seal Beach, CAMill Valley, CAUnited States
 Population  Unlock14,240329,725,481
 Female Population55.2%  Unlock50.5%
 Male Population44.8%  Unlock49.5%
 Median Age  Unlock47.938.4
 space3
 Population - 201024,176  Unlock309,327,143
 Population - 2000  Unlock13,600285,036,114
 Population - 199025,098  Unlock251,960,433
 Pop. 2000 to Now  Unlock5.3%15.6%
 Pop. 1990 to Now-4.8%  Unlock30.8%
 space4
 Population Density  Unlock2,989.793.4
 Land Area11.3  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 Seal Beach, CAMill Valley, CAUnited States
 Age 0 to 43.0%  Unlock5.9%
 Age 5 to 9  Unlock5.8%6.1%
 Age 10 to 144.0%  Unlock6.6%
 Age 15 to 17  Unlock6.1%3.9%
 Age 18 to 201.8%  Unlock4.0%
 Age 21 to 24  Unlock1.5%5.2%
 Age 25 to 347.9%  Unlock13.8%
 Age 35 to 44  Unlock12.2%12.9%
 Age 45 to 5410.5%  Unlock12.6%
 Age 55 to 59  Unlock7.8%6.7%
 Age 60 to 647.2%  Unlock6.3%
 Age 65 to 74  Unlock11.6%9.6%
 Age 75 to 8414.0%  Unlock4.5%
 Age 85 and over  Unlock3.0%1.9%
 space1
 Race
 Seal Beach, CAMill Valley, CAUnited States
 White69.9%  Unlock59.4%
 Black  Unlock1.4%12.2%
 Asian12.3%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.3%  Unlock0.2%
 Other  Unlock1.0%0.4%
 Two or More Races3.3%  Unlock3.2%
 Hispanic  Unlock3.0%18.4%
 space2
 Marriage & Family
 Seal Beach, CAMill Valley, CAUnited States
 Married Population50.8%  Unlock49.8%
     Currently Married  Unlock55.6%48.0%
 Married but Separated1.7%  Unlock1.8%
 Single Population  Unlock43.9%50.2%
 Never Married23.1%  Unlock33.8%
 Divorced  Unlock12.5%10.8%
 Widowed12.7%  Unlock5.6%
 space5
 Household Size  Unlock2.522.60
 Households13,040  Unlock124,010,992
 Family Households  Unlock3,81480,755,759
     Married couple, w/children22.1%  Unlock30.5%
     Married couple, no children  Unlock49.5%42.9%
 Non Family Households6,901  Unlock43,255,233
     Single householder, w/children  Unlock9.8%15.8%
     Single householder, no children9.0%  Unlock10.8%
Voting
Reviews for Seal Beach    3 Reviews
Tammie · Seal Beach, CA
Family Oriented Beach Community
Over 17 years ago

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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Randall · Seal Beach, CA
Great place to live.
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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icequeen · San Jose, CA (prior: Las Vegas, other regions of C
My grandparents paid less than $50,000 for a Seal
Over 19 years ago

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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Reviews for Mill Valley    7 Reviews
Thomas · Chatham, NJ
Mill Valley Tiburon wonderful
Over 4 years ago

I lived in southern Marin County for 20 years and lived it. Just moved  More

   |    Reply
chris · Mill Valley, CA
Pristine and Costly
Over 15 years ago

Mill Valley is a perfect place to live and raise a family, if you don't mind a cost of living index of 233. Don't distress - go mountain biking or hiking with  More

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Robbin · Mill Valley, CA
California
Over 16 years ago

Good weather all year around. Great public schools. Cost of living very high. Crime low wonderful outdoor activities nearby like hiking, beaches,  More

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Learn More About Seal Beach, California
Overview
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Learn More About Mill Valley, California
Overview
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