New Price
Clint Massey-Blake & David Costello
12 Tara Hill Road
Tiburon, CA
$ 6,995,000
$ 6,995,000



The art of relaxation in this magnificent Mediterranean inspired estate embodies the Californian lifestyle at its finest. This ultra-private sanctuary is a place to enjoy rose-scented evenings with panoramic views in all directions -from San Francisco Bay’s expansive skyline, Golden Gate, and Bay Bridges, to Belvedere Island and iconic Alcatraz. Truly one of the finest residences located in the heart of Tiburon.

Enter into a spacious travertine stone foyer with a grand alabaster chandelier that flows to an expansive and impressive living room with tall beamed ceilings and an oversized honed stone fireplace. The entire space is flanked with large arched floor to ceiling Albertini windows and French style doors that lead out onto a stone viewing deck.

The ground floor level has a private library/office with custom built in cabinets, fireplace and wide glass panel doors that lead out into a calming fountain courtyard.

The grand Tuscan-style kitchen is anchored with a large travertine marble center island with bar seating and prep sink. Chef’s gourmet Viking appliances include a 60” cooktop and warmer drawer, double dishwashers, tandem ovens, dual Subzero refrigerator-freezers & wine fridge. A step down from the kitchen is the sun-lit breakfast room that opens out to the City-viewing deck. Completing this main floor level are two guest bathrooms and a laundry room.

The spacious Grand Master Suite captures a sense of tranquility with a fireplace and surrounding terrace overlooking stunning views of San Francisco. The spa-like master bathroom boasts of a large oversized dual shower, luxurious tub for relaxing, along with dual vanities. The impressive walk-in closet is highly customized with 2 entrances.

The lower level boasts two bedrooms, two bathrooms and a guest room with fireplace, wet bar and private terrace.   The luxurious media room seamlessly opens out onto the private resort style backyard featuring a salt water pool, a calm and embracing waterfall and a spacious lounging seating area.

Impeccably landscaped, this mature garden is a magical place for entertaining. The downstairs level includes a gym with a custom built-in wet bar, wine room, and a spacious two car garage (additional off street for 12 plus cars available). Sophisticated casual living at it’s best. Complete privacy offering a rare opportunity to live in Marin’s most prestigious location.


Open House Schedule

Easy to show with some notice:
Text Clint 415.717.2010

About the Agents

Clint Massey-Blake

BRE# 01940048

Clint Massey-Blake

Finding the right home for my clients, negotiating, and successfully closing a real estate transaction requires an agent with persistence, dedication, patience and integrity. Clint is committed to achieving your real estate goals and his passion to exceed expectations is relentless. He is widely regarded for his attention to detail, communication and negotiating skills. Clint guides his clients through all areas of the buying and selling process enabling them to make well-informed decisions. He applies his vast knowledge and love of Marin to every transaction to assist his clients and exceed their expectations.

Clint lives with his wife and two children in Marin. He is an active parent and member of the community. He has traveled extensively and lived internationally, but he loves the Bay Area most for its beauty and sophistication.

Clint is available seven days a week and is always just an email, text or phone call away.



David Costello

BRE# 01947195

David Costello

David Costello is a 4th generation San Francisco native who grew up in an ‘insurance family’, the esteemed Costello Insurance Group. David spent most of his professional career as an executive in the Property & Casualty insurance business, where he created exclusive programs for High Valued Homes and Commercial Property Portfolios.

David’s unparalleled success in the insurance business has provided him with an extensive network of personal relationships with High Net Worth individuals who rely on his expertise in luxury real estate, investment and asset protection.

Building on years of trust and outstanding service, David has expanded his client offerings to include real estate sales, where he can apply his intimate knowledge of his client’s properties through the Bay Area. He is able to utilize his years of sales and tough negotiating skills to deliver superior results.

David is proud to be associated with Decker Bullock Sotheby’s International Realty, whose highly respected brand and worldwide marketing network is a perfect fit for his existing affluent market clientele. Being based in Marin County is a perfect nexus for sales ranging from the San Francisco Peninsula to the Napa Valley.



  • Clint Massey-Blake
  • David Costello
Success: Your message was successfully sent
Back To Top