2025 Compare Cities People:
Mill Valley, CA vs Guilford, CT

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Highlights
- Guilford is 0% more densely populated than Mill Valley.
- People are 11.7% more likely to be married in Guilford.
- The Median Age is 1.0 years older in Guilford.
 Mill Valley, CAGuilford, CTUnited States
 Population  Unlock22,113329,725,481
 Female Population52.5%  Unlock50.5%
 Male Population47.5%  Unlock49.5%
 Median Age  Unlock48.938.4
 space3
 Population - 201013,934  Unlock309,327,143
 Population - 2000  Unlock21,398285,036,114
 Population - 199013,038  Unlock251,960,433
 Pop. 2000 to Now  Unlock3.0%15.6%
 Pop. 1990 to Now9.9%  Unlock30.8%
 space4
 Population Density  Unlock469.793.4
 Land Area4.8  Unlock3,531,905.4
 Water Area  Unlock2.6264,836.8
 space
 Est. Total Population By Age
 Mill Valley, CAGuilford, CTUnited States
 Age 0 to 42.9%  Unlock5.9%
 Age 5 to 9  Unlock5.0%6.1%
 Age 10 to 146.3%  Unlock6.6%
 Age 15 to 17  Unlock4.6%3.9%
 Age 18 to 203.4%  Unlock4.0%
 Age 21 to 24  Unlock3.3%5.2%
 Age 25 to 347.3%  Unlock13.8%
 Age 35 to 44  Unlock11.3%12.9%
 Age 45 to 5418.4%  Unlock12.6%
 Age 55 to 59  Unlock7.8%6.7%
 Age 60 to 647.1%  Unlock6.3%
 Age 65 to 74  Unlock14.5%9.6%
 Age 75 to 846.5%  Unlock4.5%
 Age 85 and over  Unlock2.7%1.9%
 space1
 Race
 Mill Valley, CAGuilford, CTUnited States
 White83.0%  Unlock59.4%
 Black  Unlock2.2%12.2%
 Asian6.1%  Unlock5.6%
 Native American  Unlock0.0%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races5.4%  Unlock3.2%
 Hispanic  Unlock5.2%18.4%
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 Marriage & Family
 Mill Valley, CAGuilford, CTUnited States
 Married Population56.1%  Unlock49.8%
     Currently Married  Unlock62.2%48.0%
 Married but Separated0.5%  Unlock1.8%
 Single Population  Unlock37.3%50.2%
 Never Married26.9%  Unlock33.8%
 Divorced  Unlock8.7%10.8%
 Widowed4.5%  Unlock5.6%
 space5
 Household Size  Unlock2.522.60
 Households5,622  Unlock124,010,992
 Family Households  Unlock6,25480,755,759
     Married couple, w/children35.2%  Unlock30.5%
     Married couple, no children  Unlock53.4%42.9%
 Non Family Households1,808  Unlock43,255,233
     Single householder, w/children  Unlock5.5%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 Guilford    5 Reviews

I've lived here for 10 years, my husband has lived here for 20+. Beautiful New England town minutes from everything my family needs. It's also about 20 minutes from  More

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Over 8 years ago

Beautiful historic town on the CT Shoreline. Incredible community, excellent schools, and every amenity you can think of right at your fingertips. The downtown area, the  More

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Over 11 years ago

Guilford is great, with a few exceptions. Commuting is nightmare. Don't let your kids hang around 'the green' (town square) because its full of bad kids. Winters are  More

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