2 Upper Alcatraz Place, Mill Valley, CA 94941, Mill Valley, 94941 - 5 bed, 6 bath
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Mill Valley, CA 94941
This Net Zero Certified Luxury Estate is listed at $9,750,000—positioned well below the $9,902,155 Fair Market Value by 1%. This valuation offers $152,155 in Instant Equity for a residence in Pristine Condition. The all-electric compound features panoramic SF skyline views, a legal ADU, and Control4 smart integration. Situated near top-rated schools including Mill Valley Middle (9/10) and Park Elementary (9/10), the property blends cutting-edge sustainability with high-end lifestyle perks. It is the ideal sanctuary for eco-conscious luxury buyers or multi-generational families seeking a future-forward estate.
Comparables within 1 miles sold in recently
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 2 Upper Alcatraz Place Subject | $9,750,000* List Price | 5 | 6 | 4,129 | $2,398 | - |
A 124 Sycamore Avenue Active | $7,495,000 List Price | 6 | 6 | 3,560 | $2,105 | 0.9 mi |
* Subject property listed price vs sold prices of comps.
Property is new construction or fully renovated.
Built in 2021, this Net Zero certified luxury estate is in pristine condition. It features ultra-modern architectural design, high-end integrated kitchen appliances, wide plank oak flooring, and premium finishes throughout. The property includes cutting-edge systems such as Control4 smart home integration and solar power with battery backup, meeting the highest current quality standards with no deferred maintenance.
Elementary School: Tamalpais Valley Elementary School (9/10). Middle School: Mill Valley Middle School (9/10).
As a Net Zero certified, all-electric estate with solar power and battery backup, this property offers cutting-edge environmental efficiency and future-proofed energy independence.
The home features floor-to-ceiling glass and a penthouse-level primary suite that capture breathtaking panoramic views from Mt. Tamalpais to the San Francisco skyline.
Priced at $9.75 million, the property sits at the ultra-luxury peak of the Mill Valley market, which may limit the pool of qualified buyers and extend the time on market.
The multi-level architectural design, while maximizing views, may be a drawback for buyers seeking single-level living or those with long-term mobility considerations.
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.
No exterior & parking available.
Grades K-5 • 0.3 mi
Grades PK-5 • 0.6 mi
Grades K-5 • 1.4 mi
No sensitive facilities data found.
| Feature | Subject | Average Home | Neighborhood Ranking (50 Listings) |
|---|---|---|---|
| Beds | 5.0 | 4.0 | 83% |
| Baths | 6.0 | 3.0 | 94% |
| Square foot | 4,129 | 2,227.5 | 94% |
| Lot Size | 12,998 | 9,173.5 | 74% |
| Price | $9.75M | $2.00M | 99% |
| Price per sq ft | $2.4K | $992 | 99% |
| Built year | 2021 | 1958 | 98% |
| HOA | $0 | $0 | 50% |
| Days on market | 51 | 188 | 7% |
Mar 2, 2026
$9,750,000
Initial Listing
Mar 17, 2017
$1,954,000
Public Record