Welcome to a rare opportunity in one of Mill Valley's very desirable and evolving neighborhoods. This charming single-level 3-bedroom home sits on a spacious 16,252 sq. ft. park-like lot with mature gardens, fruit trees, and ample outdoor space. Located outside flood and fire zones, it offers privacy and peace of mind while being close to schools, shopping, and community amenities. The property includes a detached garage with workspace, a detached studio, and a detached office with a full bathideal for remote work, guests, or creative pursuits. The neighborhood is trending with large home rebuilds, making this an excellent investment opportunity. With expansion potential for up to five residential units and possible SB9 lot split, the property offers long-term value and versatility. It's also commuter-friendly with quick access to highways and San Francisco, so whether you're looking for a serene family home, a flexible compound, or a future development, this property offers it all. Sellers are highly motivated.
Sold for $2,150,000 on 07/31/25
$2,150,000
29 Shell Road, Mill Valley, CA 94941
3beds
1,300sqft
Single Family Residence
Built in 1940
0.37 Acres Lot
$2,148,500 Zestimate®
$1,654/sqft
$5,765 Estimated rent
What's special
Zillow last checked: 7 hours ago
Listing updated: August 04, 2025 at 03:53am
Listed by:
Kristy Greenwood DRE #01370508 415-328-8259,
Eleven Real Estate 415-250-5361
Bought with:
Marin Home Team, DRE #01387083
Compass
Source: BAREIS,MLS#: 325021253
Originating MLS: Marin County

Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 3
- Bathrooms: 2
- Full bathrooms: 2
Bedroom
- Level: Main
Bathroom
- Level: Main
Dining room
- Level: Main
Kitchen
- Level: Main
Living room
- Level: Main
Heating
- Central
Cooling
- None
Appliances
- Laundry: In Garage
Features
- Has basement: No
- Number of fireplaces: 1
- Fireplace features: Brick
Interior area
- Total structure area: 1,300
- Total interior livable area: 1,300 sqft
Property
Parking
- Total spaces: 8
- Parking features: Detached, Open
- Garage spaces: 1
- Has uncovered spaces: Yes
Features
- Stories: 1
Lot
- Size: 0.37 Acres
- Features: Auto Sprinkler F&R, Garden, Landscape Front
Details
- Parcel number: 03308105
- Special conditions: Offer As Is
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Condition
- Year built: 1940
Utilities & green energy
- Sewer: Public Sewer
- Water: Public
- Utilities for property: Cable Available, Electricity Connected, Internet Available, Natural Gas Available, Public
Community & neighborhood
Location
- Region: Mill Valley
HOA & financial
HOA
- Has HOA: No