2025 Compare Cities People:
Mill Valley, CA vs Plano, TX

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Highlights
- Plano is 0% more densely populated than Mill Valley.
- People are 3.5% more likely to be married in Plano.
- The Median Age is 9.1 years younger in Plano.
 Mill Valley, CAPlano, TXUnited States
 Population  Unlock282,181329,725,481
 Female Population52.5%  Unlock50.5%
 Male Population47.5%  Unlock49.5%
 Median Age  Unlock38.838.4
 space3
 Population - 201013,934  Unlock309,327,143
 Population - 2000  Unlock222,030285,036,114
 Population - 199013,038  Unlock251,960,433
 Pop. 2000 to Now  Unlock31.2%15.6%
 Pop. 1990 to Now9.9%  Unlock30.8%
 space4
 Population Density  Unlock3,937.393.4
 Land Area4.8  Unlock3,531,905.4
 Water Area  Unlock0.4264,836.8
 space
 Est. Total Population By Age
 Mill Valley, CAPlano, TXUnited States
 Age 0 to 42.9%  Unlock5.9%
 Age 5 to 9  Unlock6.0%6.1%
 Age 10 to 146.3%  Unlock6.6%
 Age 15 to 17  Unlock4.1%3.9%
 Age 18 to 203.4%  Unlock4.0%
 Age 21 to 24  Unlock4.8%5.2%
 Age 25 to 347.3%  Unlock13.8%
 Age 35 to 44  Unlock15.3%12.9%
 Age 45 to 5418.4%  Unlock12.6%
 Age 55 to 59  Unlock7.4%6.7%
 Age 60 to 647.1%  Unlock6.3%
 Age 65 to 74  Unlock8.5%9.6%
 Age 75 to 846.5%  Unlock4.5%
 Age 85 and over  Unlock1.3%1.9%
 space1
 Race
 Mill Valley, CAPlano, TXUnited States
 White83.0%  Unlock59.4%
 Black  Unlock8.5%12.2%
 Asian6.1%  Unlock5.6%
 Native American  Unlock0.2%0.6%
 Hawaiian, Pacific Islander0.0%  Unlock0.2%
 Other  Unlock0.5%0.4%
 Two or More Races5.4%  Unlock3.2%
 Hispanic  Unlock15.8%18.4%
 space2
 Marriage & Family
 Mill Valley, CAPlano, TXUnited States
 Married Population56.1%  Unlock49.8%
     Currently Married  Unlock57.0%48.0%
 Married but Separated0.5%  Unlock1.8%
 Single Population  Unlock41.9%50.2%
 Never Married26.9%  Unlock33.8%
 Divorced  Unlock9.8%10.8%
 Widowed4.5%  Unlock5.6%
 space5
 Household Size  Unlock2.662.60
 Households5,622  Unlock124,010,992
 Family Households  Unlock75,24480,755,759
     Married couple, w/children35.2%  Unlock30.5%
     Married couple, no children  Unlock42.0%42.9%
 Non Family Households1,808  Unlock43,255,233
     Single householder, w/children  Unlock10.3%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 Plano    42 Reviews

I had lived in Plano for over 30 years. It is where I bought my first home as a single woman, where I married, and where I raised my children. I was fortunate enough  More

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We have lived in Plano for 20 years. It has been consistently rated very highly in surveys of best places to live in the US. Pros are the parks system; which includes  More

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Over 4 years ago

I've lived here for a while now. It's wonderful here. There's a ton to do, great jobs, great parks, and pretty good school. It's the perfect  More

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