Mill Valley, CA Profile: Facts & Data


Mill Valley Local Links & Resources:
Hotels | Resources | ALL Mill Valley Content

Also See: Mill Valley, CA ZIP Codes & ZIP Code Maps | Local Area Photos

Mill Valley, California - Basic Facts

The City of Mill Valley had a population of 14,510 as of July 1, 2018. Mill Valley ranks in the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in California. See peer rankings below.

The primary coordinate point for Mill Valley is located at latitude 37.9061 and longitude -122.545 in Marin County. The formal boundaries for the City of Mill Valley encompass a land area of 4.76 sq. miles and a water area of 0.08 sq. miles. Marin County is in the Pacific time zone (GMT -8). The elevation is 82 feet.

The City of Mill Valley (GNIS ID: 2411109) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

California is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Mill Valley is located within Southeast Marin CCD of Marin County.

Jump to... (On This Page!)
  1. Mill Valley 2018 Demographic Data
  2. Growth Rates for Mill Valley (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. California Research Tools (Easy Tools & Current Data)
  3. California Data Comparison Tool - 2018 Demographics

Mill Valley, CA - Most Popular Things to Do

Also See: Nearby Photos | Nearby Hotels | Driving Directions

Research a California Address and get...

Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Mill Valley, CA Data & Demographics (As of July 1, 2018)


Total Population 14,510
Population in Households 14,443
Population in Familes 11,187
Population in Group Qrtrs 67
Population Density2 3,046
Diversity Index3 31


Median Household Income $132,469
Average Household Income $193,983
Per Capita Income $83,682


Total Housing Units 6,705 (100%)
Owner Occupied HU 3,906 (58.3%)
Renter Occupied HU 2,326 (34.7%)
Vacant Housing Units 473 ( 7.1%)
Median Home Value $1,435,795
Average Home Value $1,493,708


Total Households 6,232
Average Household Size 2.32
Family Households 3,708
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2018 2018-2023
Population 0.52% 0.44%
Households 0.29% 0.32%
Families 0.27% 0.33%
Median Household Income   3.77%
Per Capita Income   2.77%

Mill Valley, CA - Peer Comparisons by Rank and Percentile

The table below compares Mill Valley to the other 1,516 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 413 73rd
Population Density # 450 70th
Diversity Index # 1388 9th
Median Household Income # 74 95th
Per Capita Income # 45 97th

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.

Quick & Easy Ways to...

  1. Get Current Demographic Data for Cities, Towns, and ZIP Codes
  2. View Boundary Maps, for Cities, Towns, and ZIP Codes
  3. Locate Physical, Cultural, and Historical Features
  4. Research Public Schools & Attendance Zones

California Census Data Comparison Tool

Compare California July 1, 2018 Data
Highest or Lowest: