SAN FRANCISCO BAY AREA • 9-COUNTY ARCHITECTURAL NETWORK
Official Regional MLS Feed • Oct 30, 2026
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81 Mount Tiburon Rd
ACTIVE MLS ALLIANCE Single Family Residence
Official MLS Asking Price
$13,500,000.00
Photo 1 of 26

81 Mount Tiburon Rd

Tiburon, Marin • California • MLS #326053863

πŸ›οΈ This listing courtesy of: Susan Hewitt, Golden Gate Sotheby's International Realty (BAREIS MLS #326053863)
MLS ID #326053863
Living Area 4,501.00 Sq Ft
Price / SqFt $2999.33
Bedrooms 5 Beds
Bathrooms 5.0 Baths
Association Fee No HOA ($0)
Stories / Levels 2 Storyies
Lot Area 0.9545 Acres
Market Velocity 133 Days on Market
πŸ”΅ Market Duration Note: This residence has been active for 133 days. Extended duration creates opportunistic contract positioning.

Property Narrative • Architectural Remarks

Pre-purchase opportunity with a target completion in Summer 2027. Set atop nearly one private acre in prestigious Mount Tiburon, this extraordinary estate property offers panoramic views spanning the San Francisco skyline, Bay Bridge, Golden Gate Bridge, Angel Island, and Mt Tam. Currently undergoing a comprehensive transformation, the existing 3,599-square-foot residence is planned to expand to approximately 4,501 square feet, creating a spectacular contemporary estate designed to maximize the breathtaking setting. The proposed design includes five bedrooms, four full baths, one half bath, soaring living spaces, a luxurious primary suite, private guest accommodations, and seamless indoor-outdoor living. Planned resort-style grounds feature expansive entertaining areas, level lawns, pool, and exceptional privacy. Offered during construction with plans, engineering, and permitting in progress. Rare opportunity to secure one of Tiburon's most compelling future estates. Limited opportunity. Renderings and select images are architectural visualizations intended to illustrate the proposed design. Plans, specifications, and development details are available upon request.

Architectural Specifications • Key Infrastructure

Property Sub-Type Single Family Residence
Property Condition Under Construction
Year Built 1970
Subdivision / Enclave Tiburon
Vehicle Parking 2-Car Garage (Garage Faces Front) • 5 Total Spaces
Climate Control Cooling: Central Air • Heat: Central
Solar Integration None Reported
Fireplaces 1 Fireplace
Pool & Spa Private Pool
Second Unit / ADU 2nd Unit Attached
Water & Sewer Utilities Water: Water District • Sewer: Public Sewer
Assessor Parcel # (APN) 05826107
Cross Street Round Hill
Roofing Not Specified in MLS

Educational Jurisdiction • Assigned School Districts

Elementary School Tiburon Elementary Area
Middle / Junior High Tiburon Middle School Area
High School District Tiburon High School Area
Unified Administrative Jurisdiction: Tiburon Unified School District

Exterior Grounds • Outdoor Living • Environmental Features

Scenic Environmental Views
⛰️ Bay ⛰️ Bay Bridge ⛰️ Bridge(s) ⛰️ Golden Gate Bridge ⛰️ Marina ⛰️ Mt Tamalpais ⛰️ San Francisco
Lot & Grounds Attributes
🌿 Flag Lot 🌿 Greenbelt 🌿 Private

System Audit History

  • • Oct 20, 15:08 | STATUS: Off-Market → Active (SYSTEM_SYNC)
πŸ›οΈ Official MLS Listing Courtesy Originating MLS: BAREIS MLS • #326053863
This listing courtesy of:
Susan Hewitt
🏒 Golden Gate Sotheby's International Realty • Verified MLS Participant
πŸ›‘οΈ BAREIS MLS • Data Disclosure & Licensing Terms
Originating Feed: BAREIS MLS • #326053863
Data Provider: Bay Area Real Estate Information Services, Inc. (BAREIS MLS) • Northern California MLS Alliance

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Information Deemed Reliable But Not Guaranteed. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

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