Mill Valley, California Population 2020

14,151
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Mill Valley is a city located in California. With a 2020 population of 14,151, it is the 337th largest city in California and the 2402nd largest city in the United States. Mill Valley is currently declining at a rate of -0.51% annually but its population has increased by 1.78% since the most recent census, which recorded a population of 13,903 in 2010. Mill Valley reached it's highest population of 14,383 in 2014. Spanning over 5 miles, Mill Valley has a population density of 2,971 people per square mile.

The average household income in Mill Valley is $257,825 with a poverty rate of 4.75%. The median rental costs in recent years comes to $2,392 per month, and the median house value is $1.51 Mn. The median age in Mill Valley is 48.1 years, 47.2 years for males, and 48.7 years for females. For every 100 females there are 83.3 males.

Mill Valley Demographics

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

  • White: 87.35%
  • Two or more races: 6.96%
  • Asian: 4.28%
  • Black or African American: 0.74%
  • Native American: 0.33%
  • Other race: 0.33%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Mill Valley, California is 14,151, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 14,295.The last official US Census in 2010 recorded the population at 13,903.

Mill Valley, California Population 2020

Population by Race

Race Population Percentage
White12,52987.35%
Two or More Races9986.96%
Asian6144.28%
Black or African American1060.74%
Some Other Race480.33%
American Indian and Alaska Native480.33%
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Mill Valley Population Pyramid 2020

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Mill Valley Median Age

48.1


Total

47.2


Male

48.7


Female

Mill Valley Adults

There are 10,941 adults, (3,232 of whom are seniors) in Mill Valley.

Mill Valley Age Dependency

86.1

Age Dependency Ratio

41.9

Old Age Dependency Ratio

44.1

Child Dependency Ratio

Mill Valley Sex Ratio

Female

7,823

54.54%

Male

6,520

45.46%

Mill Valley Households and Families

Mill Valley Renter vs Owner Occupied by Household Type

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Mill Valley Household Types

Type Owner Renter
Married81.2%18.8%
Female73.6%26.4%
Male72.6%27.4%
All72%28%
Non Family56.2%43.8%

72.0%

Rate of Home Ownership

Type Count Average Size Owned
All6,0812.3572
Married3,4122.9981.2
Non Family2,0651.1556.2
Female4362.7573.6
Male1682.9672.6

2.91

Average Family Size

2.35

Average Household Size

3.3%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

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Mill Valley Education

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Education Attained Count Percentage
Less Than 9th Grade460.44%
9th to 12th Grade660.63%
High School Graduate5665.39%
Some College1,12910.74%
Associates Degree6075.78%
Bachelors Degree4,28340.75%
Graduate Degree3,81336.28%
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Mill Valley Educational Attainment by Race

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Name Total High School Bachelors
White9,1509,0997,205
Asian573532341
Hispanic486466277
Multiple Races344344319
Black575743
Other Race2318
Native American2222

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 92.73%.

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Name Average Male Female
Overall$89,761$136,848$71,740
Less Than High School$$$
High School Grad$29,145$47,434$11,588
Some College$39,894$41,181$35,446
Bachelors Degree$95,188$145,172$78,942
Graduate Degree$113,333$182,338$80,964

$89,761

Average Earnings

$136,848

Average Male

$71,740

Average Female

Mill Valley Language

Mill Valley Language by Age

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Mill Valley Language

88.08% of Mill Valley residents speak only English, while 11.92% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 5.66% of the population.

Mill Valley Poverty

Mill Valley Poverty by Race

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Name Total In Poverty Poverty Rate
White11,9644633.87%
Multiple99810010.02%
Hispanic922929.98%
Black973334.02%
Asian614233.75%
Other431841.86%

4.75%

Overall Poverty Rate

3.78%

Male Poverty Rate

5.56%

Female Poverty Rate

Poverty in Mill Valley

The race most likely to be in poverty in Mill Valley is Other, with 41.86% below the poverty level.

The race least likely to be in poverty in Mill Valley is Asian, with 3.75% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.38%. Among those working part-time, it was 3.59%, and for those that did not work, the poverty rate was 10.32%.

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Name Poverty
High School9.67%
Some College8.54%
Bachelors or Greater3.68%
Less Than High School0.00%
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Name Poverty
Female Unemployed54.69%
Male Unemployed16.98%
Female Employed3.60%
Male Employed1.17%

Mill Valley Income

Mill Valley Income by Household Type

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Name Median Mean
Households$158,839$257,825
Families$209,406$315,742
Married Families$222,616-
Non Families$88,109$136,877
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Mill Valley Marital Status

Mill Valley Marital Status

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Marriage Rates

61.3%

Overall Marriage Rate

66.6%

Male Marriage Rate

56.9%

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 45-54, 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 Veterans

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507

Number of Veterans

492

Male Veterans

15

Female Veterans

War Veterans
Vietnam253
Korea83
First Gulf War31
World War II20
Second Gulf War
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Age Group Veterans
65 to 74238
75+208
55 to 6442
35 to 5419
18 to 34
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Name Veterans % of Total
White4834.91%
Hispanic357.11%
Asian244.18%

Mill Valley Veterans by Education

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0.00%

Veteran Poverty Rate

26.43%

Veteran Disability Rate

Mill Valley Employment Status

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61.1%

Labor Force Participation

59.6%

Employment Rate

2.5%

Unemployment Rate

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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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42.42%

Born in California

87.45%

Native Born

12.55%

Foreign Born

3.60%

Non Citizen

8.95%

Naturalized

Place of Birth

87.45% of Mill Valley residents were born in the United States, with 42.42% having been born in California. 3.60% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Year Population Growth Annual Growth Rate
202014,151-72-0.51%
201914,223-72-0.50%
201814,295120.08%
201714,283-72-0.50%
201614,355-27-0.19%
201514,382-1-0.01%
201414,383730.51%
201314,3101501.06%
201214,160960.68%
201114,0641421.02%
201013,9223220.23%
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%