2025 Compare Cities People:
Mill Valley, CA vs Santa Cruz, CA

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Highlights
- Santa Cruz is 0% more densely populated than Mill Valley.
- People are 43.2% less likely to be married in Santa Cruz.
- The Median Age is 18.9 years younger in Santa Cruz.
 Mill Valley, CASanta Cruz, CAUnited States
 Population  Unlock62,714329,725,481
 Female Population52.5%  Unlock50.5%
 Male Population47.5%  Unlock49.5%
 Median Age  Unlock2938.4
 space3
 Population - 201013,934  Unlock309,327,143
 Population - 2000  Unlock54,593285,036,114
 Population - 199013,038  Unlock251,960,433
 Pop. 2000 to Now  Unlock17.8%15.6%
 Pop. 1990 to Now9.9%  Unlock30.8%
 space4
 Population Density  Unlock4,922.693.4
 Land Area4.8  Unlock3,531,905.4
 Water Area  Unlock3.1264,836.8
 space
 Est. Total Population By Age
 Mill Valley, CASanta Cruz, CAUnited States
 Age 0 to 42.9%  Unlock5.9%
 Age 5 to 9  Unlock3.3%6.1%
 Age 10 to 146.3%  Unlock6.6%
 Age 15 to 17  Unlock2.6%3.9%
 Age 18 to 203.4%  Unlock4.0%
 Age 21 to 24  Unlock13.9%5.2%
 Age 25 to 347.3%  Unlock13.8%
 Age 35 to 44  Unlock10.2%12.9%
 Age 45 to 5418.4%  Unlock12.6%
 Age 55 to 59  Unlock5.1%6.7%
 Age 60 to 647.1%  Unlock6.3%
 Age 65 to 74  Unlock8.3%9.6%
 Age 75 to 846.5%  Unlock4.5%
 Age 85 and over  Unlock1.4%1.9%
 space1
 Race
 Mill Valley, CASanta Cruz, CAUnited States
 White83.0%  Unlock59.4%
 Black  Unlock1.8%12.2%
 Asian6.1%  Unlock5.6%
 Native American  Unlock0.1%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.5%0.4%
 Two or More Races5.4%  Unlock3.2%
 Hispanic  Unlock21.1%18.4%
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 Marriage & Family
 Mill Valley, CASanta Cruz, CAUnited States
 Married Population56.1%  Unlock49.8%
     Currently Married  Unlock30.8%48.0%
 Married but Separated0.5%  Unlock1.8%
 Single Population  Unlock68.1%50.2%
 Never Married26.9%  Unlock33.8%
 Divorced  Unlock8.7%10.8%
 Widowed4.5%  Unlock5.6%
 space5
 Household Size  Unlock2.372.60
 Households5,622  Unlock124,010,992
 Family Households  Unlock10,40980,755,759
     Married couple, w/children35.2%  Unlock30.5%
     Married couple, no children  Unlock48.8%42.9%
 Non Family Households1,808  Unlock43,255,233
     Single householder, w/children  Unlock13.2%15.8%
     Single householder, no children5.6%  Unlock10.8%
Reviews for Mill Valley    7 Reviews

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

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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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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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Reviews for Santa Cruz    44 Reviews

I lived in the Santa Cruz area for 20 years. UCSC alum. Our kids were born there. There are wonderful things about Santa Cruz, but also many serious problems that we  More

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Over 5 years ago

I have been here for four generations! My kids are the fifth. I guess that should tell you how wonderful it is here, at least for us. It's so cool to have world class  More

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I was born over the hill in San Jose area, and as a kid I loved coming over to the boardwalk. Santa Cruz has always been and always will be a town of diversity,  More

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