2 Upper Alcatraz Pl

Mill Valley, CA 94941

$8,995,000
Price
5
Beds
4,260 Sq. Ft.
$2,112 / Sq. Ft.
4,260
Sq. Ft.
$2,112
per Sq. Ft.
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a living room with furniture and a large window
a living room with furniture and a large window
a living room with furniture and a potted plant
a balcony view with a outdoor space
an aerial view of multiple house
a view of swimming pool with a lounge chair
a view of a living room and kitchen with a sink and dishwasher
a view of a dining room with furniture window and outside view
a view of a livingroom with workspace and a window
a view of a lake with furniture
a living room with furniture
a view of a entryway with wooden floor and glass door
a kitchen with a potted plant on the counter and cabinets
a kitchen with stainless steel appliances granite countertop a sink and a refrigerator
a room with granite countertop lots of counter top space and furniture
a view of entryway
a bedroom with a bed and a flat screen tv
a spacious bathroom with a double vanity sink and a mirror
a living room with a large window and table
a living room with a large window and a table
a view of lake with mountain in background
a view of a room with gym equipment
a view of a chair and table in the balcony
a living room with furniture and a potted plant
a bathroom with a granite countertop sink toilet and mirror
a bedroom with a bed and a window
a bathroom with a bathtub and a sink
a view of a patio with a yard
a view of a balcony with floor to ceiling windows and yard
a view of a patio with table and chairs and potted plants
a view of a brick building with large windows
a view of a house with backyard and sitting area
a view of a patio with couches table and chairs and potted plants
a living room with furniture and a potted plant
a kitchen with a stove and a refrigerator
a bathroom with a sink a toilet and shower
a living room with furniture and a window
a bedroom with a bed and a large window
a view of a chairs and table in the patio and a chairs in patio
a view of building with outdoor space
a front view of a house with garden
a front view of a building with garden

Description

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...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.
  1. Listed by Lisa Smith • DRE #01927676 • Brokerage DRE #02440323 • Serhant California, Inc.
  2. Listed by Joshua Deitch • DRE #01902477 • Brokerage DRE #01908304 • Coldwell Banker Realty

Property Details for 2 Upper Alcatraz Place

Cross Street
Summit
Total Parking Spaces
3
LISTING UPDATED: 04/27/2026 11:22 AM

Property Details for 2 Upper Alcatraz Place

StatusActive
MLS #326016540
Days on Compass72
Taxes-
HOA Fees-
Condo/Co-op Fees-
Property TypeSingle Family
MLS TypeResidential / Single Family Residence
Year Built2021
Lot Size0.30 AC / 12,998 SF
CountyMarin County
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Location

Listing Courtesy of Serhant California, Inc., Lisa Smith, DRE #01927676; Coldwell Banker Realty, Joshua Deitch, DRE #01902477
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Building Information for 2 Upper Alcatraz Place

Stories3Year Built2021Building Size-Lot Size0.30 AC / 12,998 SF

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$49,441 per month

30 year fixed, 6.46% Interest

Principal and Interest

$45,294

Property Taxes

$4,147

HOA Dues

$0

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Property Information for 2 Upper Alcatraz Place

Summary
Location and General Information
  • Area/District: Mill Valley
  • Area Short Display: A1400
  • Directions to Property: Throckmorton, Rt Old Mill, Lft Lovell, Rt Summit, Rt Upper Alcatraz
  • Area Long Display: Mill Valley
Taxes and HOA Information
  • Association: No
  • Association Fee: $0
  • APN: 029-093-01
Parking
  • Parking Features: Attached
  • Carport Spaces: 0
  • Garage Spaces: 2
  • Open Parking Spaces: 0
Virtual Tour
  • Virtual Media Count: 0
Property
Lot Information
  • Square Footage: 4260.0
  • Square Footage Source: Owner
  • Year Built Source: Assessor Auto-Fill
  • Lot Size Source: Assessor Auto-Fill
  • Lot Size Square Feet: 12998.0
  • Lot Features: Dead End, Grass Artificial, Private
Property and Assessments
  • Senior Community: No
  • Picture Count: 43
  • Property Disclaimer: All data, photos, visualizations, and information regarding a property, including the property's compliance with state and local legal requirements and all measurements and calculations of area, have been obtained from various sources, and may include such material that has been generated by use of artificial intelligence. Such information and material have not been and will not be verified for accuracy by the listing broker or the multiple listing service, and are not guaranteed as complete, accurate or reliable. Such information and material should be independently reviewed and verified for accuracy. This information and material are intended for the personal use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
Utilities
  • Sewer: Sewer Public
  • Water Source: Water Public
  • Utilities: Solar
Interior and Exterior Features
Exterior Features
  • Stories: 3
  • Upper Level: Primary Bedroom
  • Main Level: Dining Room, Family Room, Garage, Kitchen, Living Room, Partial Bath(s), Street Entrance
  • Pool: No
  • Pool: No
Interior Features
  • Heating: Central
  • Cooling: Central
  • Basement: None
  • Full Bathrooms: 5
  • Half Bathrooms: 1
  • Bathrooms: 6.0
  • Bedrooms: 5
  • Fireplace Features: Other
  • Fireplace: Yes
  • Laundry Features: Washer/Dryer Stacked Included
  • # of Fireplaces: 1
  • # of Rooms: 0
Multi Family
Multi-Family Information
  • # of Units: 0
Multi-Family Additional Information
  • 2nd Unit Bedrooms: 1
  • 2nd Unit Approx SqFt: 0.0
  • 2nd Unit Full Baths: 1
  • 2nd Unit Partial Baths: 0
  • 2nd Unit Kitchen: Yes
  • 2nd Unit Occupied: No
  • 2nd Unit Rents for: $.00
  • 2nd Unit Type: 2nd Unit Attached
Unit 2
  • ADU/2nd Unit: Yes

Property History for 2 Upper Alcatraz Place

DateEvent & SourcePriceAppreciation
Apr 24, 2026

Price Change

REBAREIS #326016540

$8,995,000—
Mar 2, 2026

Listed (Active)

REBAREIS #326016540

$9,750,000—
Nov 25, 2025

Withdrawn

REBAREIS #325072653

$9,750,000—
DateEvent & SourcePrice
04/24/2026

Price Change

REBAREIS #326016540

$8,995,000
03/02/2026

Listed (Active)

REBAREIS #326016540

$9,750,000
11/25/2025

Withdrawn

REBAREIS #325072653

$9,750,000

For completeness, Compass often displays two records for one sale: the MLS record and the public record.

Public Records for 2 Upper Alcatraz Place

Taxable ValueLand$1,314,218Additions$2,646,723Total$3,960,941
Tax Record2025$49,760 ($4,147 / month)
Home Facts
Beds5Total Finished SqFt4,039 SqFtAbove Grade Finished SqFt4,039 SqFtLot Size13,000 SqFtStyleSingle Family ResidenceYear Built2021CountyMARINAPN029-093-01Fireplace TypeHas Fireplace

Schools near 2 Upper Alcatraz Place

This home is within Tamalpais Union High School District.
Rating
School
Type
Grades
Distance
Tamalpais Valley Elementary School
Public - K to 5
Mill Valley Middle School
Public - 6 to 8
Tamalpais High School
Public - 9 to 12
Strawberry Point Elementary School
Public - K to 5
Rating
School
Distance
Tamalpais Valley Elementary School
PublicK to 5

Mill Valley Middle School
Public6 to 8

Tamalpais High School
Public9 to 12

Strawberry Point Elementary School
PublicK to 5

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

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More information about 2 Upper Alcatraz Place, Mill Valley, CA 94941

2 Upper Alcatraz Place is a single family home for sale in Mill Valley, CA 94941. This property was listed for sale on March 2, 2026 by Serhant California, Inc., it's currently listed at $8,995,000. It has been on the market for a total of 72 days and was last sold on March 17, 2017. This listing's school districts are Tamalpais Union High School District, Mill Valley Elementary School District. Nearby schools include Tamalpais Valley Elementary School, Mill Valley Middle School and Tamalpais High School. 2 Upper Alcatraz Place is a 5-bed, 6-bath, 4,260 sqft single family home built in 2021.

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass, Inc., its subsidiaries, affiliates and their agents and associated third parties expressly disclaims any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the discretion of the seller. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Serhant California, Inc., Lisa Smith, DRE #01927676; Coldwell Banker Realty, Joshua Deitch, DRE #01902477

Based on information from one of the following Multiple Listing Services: San Francisco Association of Realtors, the MLSListings MLS, the BAREIS MLS, the EBRD MLS, Shasta Association of REALTORS® Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by San Francisco Association of Realtors, the MLSListings MLS, the BAREIS MLS, the EBRD MLS, Shasta Association of REALTORS® is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.