139 Gilmartin Drive, Tiburon, CA 94920

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$8,750,000

bedrooms

bathrooms

square feet

6,875

Acreage

0.81

Open Houses

year built

1997

Full Baths

Half Baths

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Situated adjacent to a large section of Tiburon’s protected open space, this captivating, recently remodeled estate captures sweeping 180-degree views of Mount Tam, the Bay, and nearby rolling hills. The grand entry leads to the formal living and dining rooms and the stunning chef’s kitchen with Calacatta marble countertops, top-of-the-line stainless steel appliances, and an adjacent family room — all offering the broad view-expanse. The main-level primary suite includes a private terrace and spa-like bathroom, while the lower level is designed for entertainment and features an expansive recreation area, including a wet bar, walk-in wine cellar, pocket-billiard and playing-card area, movie theater with plush seating for nine, and direct access to view-side terraces and two fire pits. The property also features a detached one-bedroom, one-bath guest house, perfect for visitors, extended stays, or to be used as a separate office suite. Outdoors, enjoy multiple patios, an inviting hot tub overlooking the Bay, low-maintenance Astro Turf lawns, and generous entertainment areas that embody the California indoor-outdoor lifestyle. Located within the highly-rated Tiburon school district, this exceptional residence combines timeless elegance, architectural detail, and the ultimate in modern amenities. Approximately 6,400 square-foot main residence, with five bedrooms, four full and two half-baths, and a separate approximately 475 square foot, one-bedroom, one-bath guest house.

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

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Open houses

None scheduled.

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MLS number: 325077271

Listing agent: Lydia Sarkissian

Listing broker: Golden Gate Sotheby's International Realty (415) 381-7300

Last update: Monday, September 22 2025 at 1:01 p.m. EDT

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