123 Cornelia Ave, Mill Valley, CA

$1,195,000

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10,000

Square feet

0.23

Acres

About 123 Cornelia Ave

Discover an exceptional opportunity to build your dream home in one of Downtown Mill Valley's most coveted neighborhoods. Perfectly positioned just a block from the iconic Old Mill Park, highly rated Old Mill School, and the vibrant downtown, this prime, sunny southeast-facing lot spans nearly 1/4 acre, offering both convenience and tranquility. With privacy and inspiring valley views, this property is a haven for those seeking to design a custom retreat surrounded by Mill Valley's natural beauty. Whether you envision modern luxury or timeless elegance, the groundwork has been laid to streamline your process: a full property survey, geotechnical report, brand new sewer lateral and electricity onsite, and conceptual schematic designs are already in place for reference and inspiration. Situated near world-class hiking and biking trails, this lot provides the perfect balance of serene seclusion and easy access to the vibrant lifestyle of Downtown Mill Valley. Don't miss this rare chance to create a home that truly reflects your vision in one of Mill Valley's most sought-after locations.

Features of 123 Cornelia Ave

MLS® # 325004218
Price $1,195,000
Square Footage 10,000
Acres 0.23
Type Land
Status Active

Community Information

Address 123 Cornelia Ave
Area Mill Valley
City Mill Valley
County Marin
State CA
Zip Code 94941-1807

Amenities

Utilities Sewer Connected & Paid, Water Available, See Remarks
Is Waterfront No

Exterior

Lot Description See Remarks

Additional Information

Zoning Residential

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Listing courtesy of Moeller + Donalds Team of Coldwell Banker Realty

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Listing information last updated on April 10th, 2026 at 3:06pm CDT.