Mill Valley, California Population 2021

14,185
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Mill Valley is a city located in California. With a 2020 population of 14,185, it is the 336th largest city in California and the 2399th largest city in the United States. Mill Valley is currently declining at a rate of -0.26% annually but its population has increased by 2.03% since the most recent census, which recorded a population of 13,903 in 2010. Mill Valley reached it's highest population of 14,379 in 2014. Spanning over 5 miles, Mill Valley has a population density of 2,978 people per square mile.

The average household income in Mill Valley is $277,875 with a poverty rate of 5.57%. The median rental costs in recent years comes to $2,270 per month, and the median house value is $1.60 Mn. The median age in Mill Valley is 48.7 years, 48.3 years for males, and 48.9 years for females. For every 100 females there are 85.2 males.

Mill Valley Demographics

According to the most recent ACS, the racial composition of Mill Valley was:

  • White: 89.08%
  • Asian: 4.97%
  • Two or more races: 4.64%
  • Black or African American: 1.17%
  • Other race: 0.15%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Mill Valley, California is 14,185, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 14,296.The last official US Census in 2010 recorded the population at 13,903.

Mill Valley, California Population 2021

Population by Race

Race Population Percentage
White12,76589.08%
Asian7124.97%
Two or More Races6654.64%
Black or African American1671.17%
Some Other Race210.15%
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Mill Valley Population by Race

Mill Valley Population Pyramid 2021

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Mill Valley Median Age

48.7


Total

48.3


Male

48.9


Female

Mill Valley Adults

There are 11,145 adults, (3,392 of whom are seniors) in Mill Valley.

Mill Valley Age Dependency

84.8

Age Dependency Ratio

43.8

Old Age Dependency Ratio

41.1

Child Dependency Ratio

Mill Valley Sex Ratio

Female

7,738

54.00%

Male

6,592

46.00%

Mill Valley Population by Age

Mill Valley Renter vs Owner Occupied by Household Type

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Mill Valley Household Types

Type Owner Renter
Married79.7%20.3%
All70.2%29.8%
Female66.4%33.6%
Male62.6%37.4%
Non Family55.5%44.5%

70.2%

Rate of Home Ownership

Mill Valley Households and Families

Type Count Average Size Owned
All6,1072.3370.2
Married3,4952.9579.7
Non Family2,0831.2155.5
Female4382.6766.4
Male912.662.6

2.87

Average Family Size

2.33

Average Household Size

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Mill Valley Households by Type

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Education Attained Count Percentage
Less Than 9th Grade290.27%
9th to 12th Grade1261.17%
High School Graduate5795.38%
Some College1,18110.97%
Associates Degree6195.75%
Bachelors Degree4,33540.28%
Graduate Degree3,89336.17%
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Mill Valley Educational Attainment by Sex (over 25)

Mill Valley Educational Attainment by Race

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Name Total High School Bachelors
White9,3969,2807,300
Asian631606379
Hispanic418404299
Multiple Races273273240
Black939359
Other Race2116

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among multiple races people with a rate of 87.91%.

Mill Valley Educational Attainment by Race

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Name Average Male Female
Overall$97,884$151,587$76,953
Less Than High School$88,800$$
High School Grad$31,513$60,721$11,575
Some College$40,486$41,667$35,515
Bachelors Degree$101,068$155,972$80,441
Graduate Degree$148,984$250,000$85,417

$97,884

Average Earnings

$151,587

Average Male

$76,953

Average Female

Mill Valley Earnings by Educational Attainment

Mill Valley Language by Age

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Mill Valley Language

89.69% of Mill Valley residents speak only English, while 10.31% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 5.37% of the population.

Mill Valley Language

Mill Valley Poverty by Race

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Name Total In Poverty Poverty Rate
White12,2955054.11%
Hispanic60413522.35%
Multiple66511116.69%
Black1646137.20%
Asian712436.04%
Other1616100.00%

5.57%

Overall Poverty Rate

3.65%

Male Poverty Rate

7.21%

Female Poverty Rate

Poverty in Mill Valley

The race most likely to be in poverty in Mill Valley is Other, with 100.00% below the poverty level.

The race least likely to be in poverty in Mill Valley is White, with 4.11% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.97%. Among those working part-time, it was 3.05%, and for those that did not work, the poverty rate was 11.31%.

Mill Valley Poverty

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Name Poverty
High School8.39%
Some College8.22%
Bachelors or Greater4.46%
Less Than High School0.00%

Mill Valley Poverty Rate by Education

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Name Poverty
Female Unemployed21.57%
Male Unemployed14.02%
Female Employed4.07%
Male Employed0.45%

Mill Valley Poverty Rate by Employment Status and Sex

Mill Valley Income by Household Type

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Name Median Mean
Households$163,614$277,875
Families$238,871$350,117
Married Families$250,000-
Non Families$89,301$129,767
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Income by Household Type

Mill Valley Marital Status

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Marriage Rates

62.2%

Overall Marriage Rate

68.7%

Male Marriage Rate

56.8%

Female Marriage Rate

Mill Valley Married by Age and Sex

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Mill Valley Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Mill Valley Marital Status by Race

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Mill Valley Marital Status

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620

Number of Veterans

587

Male Veterans

33

Female Veterans

War Veterans
Vietnam228
Korea107
First Gulf War50
Second Gulf War39
World War II21

Mill Valley Veterans by War

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Age Group Veterans
75+279
65 to 74224
55 to 6442
18 to 3439
35 to 5436

Mill Valley Veterans by Age

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Name Veterans % of Total
White5955.92%
Hispanic5512.82%
Asian253.86%

Mill Valley Veterans by Race

Mill Valley Veterans by Education

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3.06%

Veteran Poverty Rate

29.52%

Veteran Disability Rate

Mill Valley Veterans by Education

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60.5%

Labor Force Participation

59.1%

Employment Rate

2.3%

Unemployment Rate

Mill Valley Employment by Age

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Mill Valley Employment by Race

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Mill Valley Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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40.16%

Born in California

87.05%

Native Born

12.95%

Foreign Born

4.21%

Non Citizen

8.74%

Naturalized

Place of Birth

87.05% of Mill Valley residents were born in the United States, with 40.16% having been born in California. 4.21% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Mill Valley Place of Birth

Year Population Growth Annual Growth Rate
202114,185-37-0.26%
202014,222-37-0.26%
201914,259-37-0.26%
201814,29690.06%
201714,287-64-0.45%
201614,351-26-0.18%
201514,377-2-0.01%
201414,379720.50%
201314,3071501.06%
201214,157930.66%
201114,0641431.03%
201013,9213210.23%
200013,6005620.42%
199013,038710.05%
198012,967250.02%
197012,9422,5312.20%
196010,4113,0803.57%
19507,3312,4844.22%
19404,8476831.53%
19304,1641,6105.01%
19202,55430.01%
19102,5510.00%

Mill Valley Population by Year