Google street view image for 17 Shell Rd, Mill Valley, CA 94941

Off market oct 1984 for $137K

$2,078,452

Est. refi paymentEst. refi $935/mo

•

3 ba

•

1,801

sq ft

17 Shell Rd, Mill Valley, CA 94941

About this home

17 Shell Rd is a 1,801 square foot house on a 8,364 square foot lot with 3 bedrooms and 3 bathrooms. - it last sold on October 02, 1984 for $137,000. Based on Redfin's Mill Valley data, we estimate the home's value is $2,078,452.

Single-familyProperty Type

1945Year Built

8,364 sq ftLot Size

$1,154Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$2,078,452

$1.9M since sold in October 1984$56K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 19.4% lower than the average sale price ($2.58M) of 5 comparable homes.

SOLD SEP 29, 2026
$3,415,000
A
4 beds2 baths1,917 sq ft
114 Lomita Dr, Mill Valley, CA 94941
SOLD AUG 20, 2026
$2,100,000
B
3 beds2 baths1,948 sq ft
1407 Casa Buena Dr, Corte Madera, CA 94925
SOLD JUN 2, 2026
$2,950,000
C
4 beds3 baths2,380 sq ft
82 S Knoll Rd, Mill Valley, CA 94941
SOLD APR 29, 2026
$1,820,000
D
3 beds3 baths1,618 sq ft
350 Karen Way, Tiburon, CA 94920
SOLD JUN 5, 2026
$2,610,000
E
3 beds2.5 baths1,932 sq ft
136 Reed Blvd, Mill Valley, CA 94941

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Earn from this home

Sell

$1,968,333

Est. take-home

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Refinance

Est. cash available

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Rent

$7,848/mo

Redfin rental estimate

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Market trends in 94941, CA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

104.8%

2.4% MoM

Median sale price

$2.0M

$205K MoM

Avg. days on market

21d

6 days MoM

Recently sold homes

12 MoM

New listings for sale

OPEN TODAY, 2PM TO 4PM
$1,475,000
2 beds2.5 baths1,702 sq ft
838 Autumn Ln, Mill Valley, CA 94941
OPEN SUN, 2PM TO 4PM
$3,495,000
4 beds3 baths3,207 sq ft
528 Montford Ave, Mill Valley, CA 94941
OPEN SUN, 12PM TO 4PM
$2,300,000
4 beds2 baths2,070 sq ft
4 Longfellow Rd, Mill Valley, CA 94941
OPEN TODAY, 1PM TO 4PM
$2,250,000
4 beds3.5 baths2,577 sq ft
550 Edgewood Ave, Mill Valley, CA 94941
OPEN TODAY, 11:30AM TO 1:30PM
$1,995,000
3 beds1 bath1,508 sq ft
41 Walnut Ave, Mill Valley, CA 94941
OPEN TODAY, 2PM TO 4PM
$2,250,000
2 beds3 baths1,898 sq ft
17 De Silva Island Dr, Mill Valley, CA 94941
OPEN TODAY, 1PM TO 4PM
$1,695,000
3 beds2 baths1,350 sq ft
251 Flamingo Rd, Mill Valley, CA 94941
OPEN TODAY, 2PM TO 4PM
$1,995,000
4 beds3 baths1,983 sq ft
470 Wellesley Ave, Mill Valley, CA 94941
$1,925,000
2 beds2 baths1,890 sq ft
425 Montford Ave, Mill Valley, CA 94941
See all

Provided by Redfin

Sale history for 17 Shell Rd

Year

Property tax

Land + Additions

Assessment*

2025

$11,084 (+3.2%)

$93,229 + $534,855

$628,084

2024

$10,736 (+2.0%)

$91,401 + $524,370

$615,771

2023

$10,526 (+3.1%)

$89,609 + $514,090

$603,699

2022

$10,206 (+1.8%)

$87,852 + $504,012

$591,864

2021

$10,030 (−1.0%)

$86,130 + $494,131

$580,261

2020

$10,129 (+2.6%)

$84,441 + $484,445

$568,886

2019

$9,869 (+5.4%)

$83,575 + $479,480

$563,055

2018

$9,366 (+4.5%)

$81,937 + $470,080

$552,017

2017

$8,966 (+5.8%)

$78,755 + $451,829

$530,584

2016

$8,478 (+8.2%)

$78,755 + $451,829

$530,584

2015

$7,833 (+3.6%)

$77,211 + $442,973

$520,184

2014

$7,562 (+0.5%)

$74,562 + $427,776

$502,338

2013

$7,522 (+5.5%)

$74,562 + $427,776

$502,338

2012

$7,126 (+3.3%)

$74,226 + $425,845

$500,071

2011

$6,901 (+1.5%)

$72,770 + $417,495

$490,265

2010

$6,798 (+4.4%)

$71,344 + $409,312

$480,656

2009

$6,510 (+6.5%)

$70,811 + $406,256

$477,067

2008

$6,114

$70,979 + $407,222

$478,201

Tax history for 17 Shell Rd

Year

Property tax

Land + Additions

Assessment*

2025

$11,084 (+3.2%)

$93,229 + $534,855

$628,084

2024

$10,736 (+2.0%)

$91,401 + $524,370

$615,771

2023

$10,526 (+3.1%)

$89,609 + $514,090

$603,699

2022

$10,206 (+1.8%)

$87,852 + $504,012

$591,864

2021

$10,030 (−1.0%)

$86,130 + $494,131

$580,261

2020

$10,129 (+2.6%)

$84,441 + $484,445

$568,886

2019

$9,869 (+5.4%)

$83,575 + $479,480

$563,055

2018

$9,366 (+4.5%)

$81,937 + $470,080

$552,017

2017

$8,966 (+5.8%)

$78,755 + $451,829

$530,584

2016

$8,478 (+8.2%)

$78,755 + $451,829

$530,584

2015

$7,833 (+3.6%)

$77,211 + $442,973

$520,184

2014

$7,562 (+0.5%)

$74,562 + $427,776

$502,338

2013

$7,522 (+5.5%)

$74,562 + $427,776

$502,338

2012

$7,126 (+3.3%)

$74,226 + $425,845

$500,071

2011

$6,901 (+1.5%)

$72,770 + $417,495

$490,265

2010

$6,798 (+4.4%)

$71,344 + $409,312

$480,656

2009

$6,510 (+6.5%)

$70,811 + $406,256

$477,067

2008

$6,114

$70,979 + $407,222

$478,201

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Interior

Basement Information
Basement Sq. Ft: 280
Basement Type: Unfinished

Heating & Cooling
Heating Type: Central

Fireplace Information
# of Fireplaces: 1
Has Fireplace

Exterior

Exterior Information
Building Style Type: Contemporary
Construction Type: Frame
Building Construction Quality: Good
Exterior Wall: Wood Siding

Property Information
Subdivision Name: ALTO 02
Living Sq. Ft: 1,801
Building Sq. Ft: 2,081
# of Units: 1
# of Stories: 1
Legal Description: MAP 5 PG 83 LOT 6

Parking & Garage Information
# of Parking Spaces: 2
Garage/Parking Sq. Ft: 191

Lot Information
# of Buildings: 1
Land Sq. Ft: 8,364
Legal Lot Number: 6
Municipality Name: MILL VALLEY SCHOOL AREA (ALTO)
Acres: 0.192
County Use Description: 1 FAMILY RESID

Utility Information
Sewer Type: Public
Water Service Type: Public

Financial

Assessor Information
Assessment Year: 2026
Tax Area: MILL VALLEY SCHOOL AREA (ALTO)

Public facts

Beds: 3
Baths: 3.0
Sq. Ft.: 1,801
Stories: 1.0
Lot Size: 8,364 square feet
Style: Single Family Residential
Year Built: 1945
Year Renovated: 1974
County: Marin County
APN: 033-073-03

Home facts updated by county records on Jul 13, 2026

Around this home

Schools

Edna Maguire Elementary School

Public K-5 • Assigned • 0.5mi

10/10

Mill Valley Middle School

Public 6-8 • Assigned • 0.9mi

9/10

Tamalpais High School

Public 9-12 • Assigned • 1.3mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

3/10 Heat Factor

8 days above 83° expected this year, 18 days in 30 years

1/10 Wind Factor

Minimal risk of severe winds over next 30 years

8/10 Air Factor

13 unhealthy days expected this year, 13 days in 30 years

Provided by First Street

Historical weather

Mill Valley, CA • 94941

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 10.6 hours in June and 5 hours in December, placing it above the U.S. average for solar exposure.

10.6 hrs

5 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.98M – $2.39M

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OPEN TODAY, 1PM TO 4PMVIDEO TOUR

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Home values near 17 Shell Rd

Data from public records.

Address	Redfin Estimate
24 Shell Rd, Mill Valley, CA 3 Beds \| 2 Baths \| 1400 Sq. Ft.	$2,560,416
24 Shell Rd Apt A, Mill Valley, CA 3 Beds \| 3 Baths \| 2309 Sq. Ft.	$2,546,421

Address	Redfin Estimate
5 Shell Rd, Mill Valley, CA 4 Beds \| 3 Baths \| 1951 Sq. Ft.	$2,334,082
9 Shell Rd, Mill Valley, CA 4 Beds \| 2 Baths \| 2008 Sq. Ft.	$1,930,368

Address	Redfin Estimate
12 Shell Rd, Mill Valley, CA 4 Beds \| 3 Baths \| 2392 Sq. Ft.	$2,812,244
7 Shell Rd, Mill Valley, CA 3 Beds \| 2 Baths \| 1098 Sq. Ft.	$1,874,858

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About this home

Redfin Estimate

Earn from this home

Market trends in 94941, CA

Sale history for 17 Shell Rd

Tax history for 17 Shell Rd

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 94941

Home values near 17 Shell Rd

More real estate resources