Lucas Valley-Marinwood is a community in Marin County, California, home to about 6,473 people across 5.7 square miles. It has no ZIP code of its own: it’s part of 94903.
Homes sold for a median of $722 per square foot in the three months ending August 2026, a seller’s market.
Mostly San Rafael; part is in Lucas Valley-Marinwood
Each card is that ZIP code’s whole market, including any part outside Lucas Valley-Marinwood. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Lucas Valley-Marinwood’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Lucas Valley-Marinwood well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Oakland San Francisco Bay Airport (OAK)29 miles away |
|---|---|
| Nearest city of 250,000+ | Oakland, CA27 miles away |
| Nearest city of 1 million+ | Los Angeles, CA362 miles away |
Straight-line distances from the center of Lucas Valley-Marinwood; 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.
Lucas Valley-Marinwood had 6,259 residents in the 2020 census, down 2% since 2000.
It’s the 601st 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 81°F in summer, and winter lows average 42°F. About 34.5 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, San Rafael Civic Ctr, 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).
1,049 doctors and other health care providers list an office in Lucas Valley-Marinwood.
Nearest hospitals
Providers with an office here
| Primary care doctors | 92 |
|---|---|
| Specialist doctors | 184 |
| Dentists | 32 |
| Nurse practitioners and physician assistants | 60 |
| Mental health providers | 541 |
| Physical and occupational therapists | 109 |
| Optometrists | 7 |
| Chiropractors | 24 |
| Pharmacies | 11 |
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 (8 nearby)
Grocery stores
Pharmacies
Libraries
Museums
Theaters and performance venues
Counts are within about 2 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 Miller Creek Elementary, Marin County Office of Education, San Rafael City Elementary and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Lucas Valley ElementarySan Rafael | K–5 | 315 | Public | 0.7 mi |
| Marin County Special EducationSan Rafael | K–12 | 215 | Special Education | 2.4 mi |
| Mary E. Silveira ElementarySan Rafael | K–5 | 412 | Public | 2.3 mi |
| Vallecito ElementarySan Rafael | K–5 | 408 | Public | 2.7 mi |
| Venetia Valley K-8San Rafael | K–8 | 748 | Public | 4.0 mi |
| Miller Creek MiddleSan Rafael | 6–8 | 620 | Public | 2.1 mi |
| Marin County Juvenile CourtSan Rafael | 7–12 | 3 | Alternative Education | 1.1 mi |
| Marin's CommunitySan Rafael | 7–12 | 64 | Alternative Education | 2.4 mi |
| Phoenix AcademySan Rafael | 9–12 | 3 | Charter, Alternative Education | 2.4 mi |
| Terra Linda HighSan Rafael | 9–12 | 1,248 | Public | 2.9 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Marin Waldorf SchoolSan Rafael | Pre-K–8 | 145 | Nonsectarian | 1.5 mi |
| Montessori De Terra LindaSan Rafael | Pre-K–6 | 96 | Nonsectarian | 2.0 mi |
| Brandeis MarinSan Rafael | K–8 | 140 | Jewish | 4.1 mi |
| Mark Day SchoolSan Rafael | K–8 | 386 | Nonsectarian | 2.5 mi |
| St Isabella SchoolSan Rafael | K–8 | 285 | Roman Catholic | 2.3 mi |
| The Helix SchoolSan Rafael | K–12 | 38 | Nonsectarian | 3.1 mi |
| The Helix SchoolSan Rafael | K–12 | 43 | Nonsectarian | 3.1 mi |
| Star AcademySan Rafael | 4–12 | 89 | Nonsectarian | 2.8 mi |
| Fusion Academy MarinSan Rafael | 6–12 | 23 | Nonsectarian | 2.6 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 San Rafael and Santa Venetia.
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.