308 Marin Avenue, Mill Valley, CA 94941

← Back to search

$2,995,000

bedrooms

bathrooms

square feet

2,599

Acreage

0.1515

Open Houses

year built

Full Baths

Half Baths

Find out more

New construction modern farmhouse with ADU and expansive level grounds in one of Mill Valley's most desirable locations. 308 Marin Avenue offers a rare blend of design, functionality, and flexibilityideal for today's lifestyle. The property spans approximately 2,599 sq ft (per measurements) and includes a 4BR/2.5BA main residence plus an attached ADU above the garage. The main home features a light-filled kitchen that flows seamlessly into open living spaces and a generous family room, ideal as a media room, playroom, or secondary lounge. A well-appointed pantry and dedicated laundry room add everyday convenience. Large openings create a seamless indoor-outdoor connection to expansive front and rear yards with substantial, level lawn areasan increasingly rare offering in Mill Valleyperfect for entertaining, recreation, or relaxation. The attached ADU provides a fully independent living space, ideal for guests, extended family, a home office, or potential income. Clean lines, warm finishes, and a functional layout define the home's modern farmhouse aesthetic, all just moments from downtown Mill Valley, award-winning schools, and premier outdoor access.

Location
Subdivision	-
County	Marin
Elementary School	-
Middle School	-
High School	-

Driving directions

Open houses

None scheduled.

Find out more

Tell us who you are, and we will have someone reach out to you.

Name*

Email*

Phone*

Message

I have a house to sell

By proceeding, you consent to receive calls, texts and voicemails at the number you provided (may be recorded and may be autodialed and use pre-recorded and artificial voices), and email, from Kotohomes, San Francisco Real Estate & Homes for Sale | sfexaminer.com, Susan Hewitt, and their network of service providers about your inquiry and other home-related matters.

Msg/data rates may apply. This consent applies even if you are on a do not call list and is not a condition of any purchase.

MLS number: 326031042

Listing agent: Susan Hewitt #00996144

Listing broker: Golden Gate Sotheby's International Realty

All data, photos, visualizations, and information regarding a property, including the property's compliance with state and local legal requirements and all measurements and calculations of area, have been obtained from various sources, and may include such material that has been generated by use of artificial intelligence. Such information and material have not been and will not be verified for accuracy by the listing broker or the multiple listing service, and are not guaranteed as complete, accurate or reliable. Such information and material should be independently reviewed and verified for accuracy. This information and material are intended for the personal use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

Last update: Sunday, April 19 2026 at 4:05 a.m. EDT

bareis sfexaminer