2 Upper Alcatraz Place, Mill Valley, CA 94941

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$9,750,000

bedrooms

bathrooms

square feet

4,260

Acreage

0.2984

Open Houses

year built

2021

Full Baths

Half Baths

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A groundbreaking Net Zero certified compound just minutes from downtown Mill Valley, 2 Upper Alcatraz Place blends cutting-edge sustainability with stunning architecture and sweeping views from Mt. Tam to the San Francisco skyline. This estate features a 3,610 sq ft all-electric main residence and a 519 sq ft legal ADU with private entry, full kitchen, and terrace. Highlights include wide plank oak floors, floor-to-ceiling glass, Control4 smart home integration, a penthouse-level primary suite, 505 sq ft view terrace, and a rooftop lawn and integrated sound throughout. Solar-powered with battery back up, a home built for future-forward living, this is Mill Valley luxury reimagined.

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

Driving directions

Open houses

None scheduled.

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MLS number: 326016540

Listing agent: Lisa Smith #01927676

Listing broker: Engel & Volkers Mill Valley

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Last update: Thursday, April 2 2026 at 3:34 a.m. EDT

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