12 Shell Road

Closed 9/19/18
Closed 9/19/18
Gallery Image 1
Sold
Last Sold Price
$1,700,000
4 beds
12 Shell Rd, Mill Valley, CA 94941
Single FamilyProperty Type
8,698 sq ftLot Size
1939Year Built

Description

A rare opportunity in one of Mill Valley's best neighborhoods. A lovely single-level 3 bedroom home w/ vaulted ceilings in the great room & an extra large family room, adjacent to the yard & hot tub. Plus a detached cottage perfect for in-law quarters, artist studio, or a workshop. Plus a third yoga studio/home office. A sunny lot w/ abundant space for whatever your imagination musters. Blocks away from the coveted Edna Maguire Elementary School.A rare opportunity in one of Mill Valley's best neighborhoods. A lovely single-level 3 bedroom home w/ vaulted ceilings in the great room & an extra large family room, adjacent to the yard & hot tub. Plus a detached cottage perfect for in-law quarters, artist studio, or a workshop. Plus a third yoga studio/home office. A sunny lot w/ abundant space for whatever your imagination musters. Blocks away from the coveted Edna Maguire Elementary School.
  • Listed by: Nick Svenson DRE #01918616 Brokerage DRE #02027353 • Golden Gate Sotheby's International Realty
Listing closed: 09/19/2018 12:00 AM • Source: REBAREIS, MLS#: 21822011

Recent comparable sales

Median sold price

$1,810,000

Avg days on market

36

Sale-to-list ratio

95.0%

Mill Valley, CA

9 comparable properties found

$1,775,000 | 102 Ricardo Road, Mill Valley, CA 94941
1

$1,775,000

Sold 10/23/24

4
Bedrooms
2,009
Square Feet
0.16
Acres

102 Ricardo Road, Mill Valley, CA 94941

a front view of a house with a yard and potted plants
2

$1,998,000

Sold 11/04/25

4
Bedrooms
2,060
Square Feet
0.26
Acres

137 Tiburon Boulevard, Mill Valley, CA 94941

a front view of a house with a yard
3

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Sold 03/14/25

4
Bedrooms
1,734
Square Feet
0.29
Acres

24 Morning Sun Avenue, Mill Valley, CA 94941

a living room with furniture a flat screen tv and a floor to ceiling window
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$1,925,000

Sold 01/10/25

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3,289
Square Feet
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135 Morning Sun Avenue, Mill Valley, CA 94941

a front view of a house with a yard
1/37
5

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Sold 09/27/24

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27 Hill Street, Mill Valley, CA 94941

a view of an empty room with a fireplace and a window
6

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Sold 10/18/24

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0.22
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97 Buena Vista Avenue, Mill Valley, CA 94941

7

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135 Marlin Avenue, Mill Valley, CA 94941

a living room with furniture and a floor to ceiling window
8

$2,000,000

Sold 10/21/25

4
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Acres

1 Carolyn Lane, Mill Valley, CA 94941

a front view of a house with garden
9

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Sold 12/05/25

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1103 Western Avenue, Mill Valley, CA 94941

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Listing Courtesy of Golden Gate Sotheby's International Realty, Nick Svenson, DRE #01918616
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Property Information for 12 Shell Road

Property Details
  • MLS Type: Residential / 2 Houses on Lot
  • County: Marin County
  • Architectural Style: Cottage
  • Cross Street: Meadow
  • Total Parking Spaces: 0
Building Information
  • Stories: 1
  • Year Built: 1939
  • Lot Size: 0.20 AC / 8,698 SF
Summary
Location and General Information
  • Area/District: Mill Valley
  • Area Short Display: A1400
  • Directions to Property: Tower, Stay RIGHT on Meadow, Stay RIGHT on Shell.
Taxes and HOA Information
  • Association: No
  • Association Fee: $0
  • APN: 033-071-15
  • City Transfer Tax Rate: .00%
  • County Transfer Tax Rate: .00%
Parking
  • Carport Spaces: 0
  • Garage Spaces: 0
  • Open Parking Spaces: 0
Virtual Tour
  • Virtual Media Count: 0
Property
Lot Information
  • Square Footage: 0.0
  • Square Footage Source: Against Co. Policy
  • Year Built Source: Assessor Auto-Fill
  • Lot Size Square Feet: 8699.0
Property and Assessments
  • Senior Community: No
  • Buyer Financing: Cash (No Loan)
  • Picture Count: 39
  • Property Disclaimer: Information has not been verified, is not guaranteed, and is subject to change. Copyright © 2021 Bay Area Real Estate Information Services, Inc. All rights reserved. Copyright 2021 Rapattoni Corporation. All rights reserved.
  • Construction Materials: Frame, Wood, Other
Utilities
  • Sewer: Sewer Public
  • Water Source: Water Public
  • Utilities: All Public, PG&E
Interior and Exterior Features
Exterior Features
  • Stories: 1
  • Levels: 1 Story
  • Other Structures: Workshop
  • Pool: No
  • Pool Features: Cabana
  • Pool: No
Interior Features
  • Heating: Other
  • Cooling: Other
  • Full Bathrooms: 3
  • Half Bathrooms: 0
  • Bathrooms: 3.0
  • Bedrooms: 4
  • Dining Room Features: Space in Kitchen
  • Living Room Features: Deck Attached, Skylight(s), Cathedral/Vaulted
  • Fireplace: No
  • Laundry Features: Hookups Only
  • # of Fireplaces: 0
  • # of Rooms: 5
  • Room Type: Den, Guest Quarters, Office, Possible Guest, Game Room, Studio, Workshop
  • Spa: Yes
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: Detached

Property History for 12 Shell Road

DateEvent & SourcePriceAppreciation
Sep 19, 2018

Sold

REBAREIS #21822011

$1,700,000—
Sep 14, 2018

Sold (Public Record)

Public Record #631224722

$1,700,000

+6.4% / yr

Aug 29, 2018

Pending

REBAREIS #21822011

—
DateEvent & SourcePrice
09/19/2018

Sold

REBAREIS #21822011

$1,700,000
09/14/2018

Sold (Public Record)

Public Record #631224722

$1,700,000

+6.4% / yr

08/29/2018

Pending

REBAREIS #21822011

—

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

Public Records for 12 Shell Road

Taxable ValueLand$887,491Additions$1,730,185Total$2,617,676
Tax Record2025$32,894 ($2,741 / month)
Home Facts
Beds4Baths3Total Finished SqFt2,392 SqFtAbove Grade Finished SqFt2,392 SqFtStories1Lot Size8,700 SqFtStyleSingle Family ResidenceYear Built1939Year Renovated1987CountyMARINAPN033-071-15

Schools near 12 Shell Road

This home is within Tamalpais Union High School District.
Rating
School
Type
Grades
Distance
Edna Maguire 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
Edna Maguire 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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Nearby home values

AddressSold priceBedsBathsSqftLot (Sqft)
This home: 12 Shell Road, Mill Valley, CA 94941
$1,700,000
4
–
8,698
20 Shell Road, Mill Valley, CA 94941
$2,505,000
3
1,735
19,000
23 Lomita Drive, Mill Valley, CA 94941
–
2
2
2,352
12,600
13 Shell Road, Mill Valley, CA 94941
–
3
2
1,871
9,425
9 Shell Road, Mill Valley, CA 94941
–
4
2
2,008
7,150
17 Shell Road, Mill Valley, CA 94941
–
3
3
1,801
8,364

Explore Nearby Homes

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim 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 seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Golden Gate Sotheby's International Realty, Nick Svenson, DRE #01918616

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.