Mill Valley is a city in Marin County, California, home to about 14,012 people across 4.8 square miles. Its ZIP code is 94941.
Homes sold for a median of $1,120 per square foot in the three months ending August 2026, a seller’s market.
Mostly Mill Valley; also Tamalpais-Homestead Valley and Strawberry (Marin County)
Each card is that ZIP code’s whole market, including any part outside Mill Valley. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Mill Valley’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Oakland San Francisco Bay Airport (OAK)21 miles away |
|---|---|
| Nearest city of 250,000+ | Oakland, CA19 miles away |
| Nearest city of 1 million+ | Los Angeles, CA353 miles away |
Straight-line distances from the center of Mill Valley; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Mill Valley had 14,231 residents in the 2020 census, up 5% since 2000.
It’s the 417th largest of 1,563 towns in California by population.
Marin County grew from 15,702 residents in 1900 to 262,321 in 2020.
Marin County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 42°F. About 44.5 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Kentfield, CA weather station (4 miles away).
106,249 jobs at 10,049 businesses in Marin County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
466 doctors and other health care providers list an office in Mill Valley.
Nearest hospitals
Providers with an office here
| Primary care doctors | 54 |
|---|---|
| Specialist doctors | 43 |
| Dentists | 38 |
| Nurse practitioners and physician assistants | 39 |
| Mental health providers | 207 |
| Physical and occupational therapists | 59 |
| Optometrists | 5 |
| Chiropractors | 21 |
| Pharmacies | 6 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (19 nearby)
Grocery stores (6 nearby)
Pharmacies (2 nearby)
Libraries (1 nearby)
Museums
Theaters and performance venues (4 nearby)
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Mill Valley Elementary, Tamalpais Union High. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Edna Maguire ElementaryMill Valley | K–5 | 399 | Public | 1.0 mi |
| Old Mill ElementaryMill Valley | K–5 | 261 | Public | 1.3 mi |
| Park ElementaryMill Valley | K–5 | 301 | Public | 0.6 mi |
| Strawberry Point ElementaryMill Valley | K–5 | 259 | Public | 1.6 mi |
| Tamalpais Valley ElementaryMill Valley | K–5 | 368 | Public | 1.5 mi |
| Mill Valley MiddleMill Valley | 6–8 | 721 | Public | 0.3 mi |
| Tamalpais HighMill Valley | 9–12 | 1,470 | Public | 0.4 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Marin Horizon SchoolMill Valley | Pre-K–8 | 177 | Nonsectarian | 0.5 mi |
| Terra Marin SchoolMill Valley | Pre-K–8 | 60 | Nonsectarian | 1.0 mi |
| Mount Tamalpais SchoolMill Valley | K–8 | 254 | Nonsectarian | 0.5 mi |
| North Bridge AcademyMill Valley | 2–8 | 82 | Nonsectarian | 1.0 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Tamalpais-Homestead Valley, Strawberry (Marin County) and Alto.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.