55 Walnut Ave, Mill Valley, CA 94941
Property image
Property image
OFF MARKET

55 Walnut Ave
Mill Valley, CA 94941

Sycamore/Tamalpais Park
  • 3 Beds
  • 2 Baths
  • 1,746 sqft

$2,496,900

Trulia Estimate
as of Aug 21, 2026
Est. Refi. Payment $14,947/mo*
Refinance Your Home

$2,496,900

Trulia Estimate
as of Aug 21, 2026
Est. Refi. Payment $14,947/mo*
Refinance Your Home
3 Beds
2 Baths
1,746 sqft

Home Value

Trulia Estimate
$2.5M
Since last month
Increased$25K (+1%)
Since last year
Increased$408K (+19.7%)
Since last sale
Increased$976K (+65%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +74% in the last 10 years
MonthEstimated value
2026
August 2026$2.48M
July 2026$2.45M
June 2026$2.5M
May 2026$2.43M
April 2026$2.36M
March 2026$2.28M
February 2026$2.25M
January 2026$2.11M
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
44 Catalpa Avenue, Mill Valley, CA
0.04
Single-Family Home
$2,700,000
04/28/26
3
2
1,530
283 E Blithedale Avenue, Mill Valley, CA
0.14
Single-Family Home
$1,900,000
06/17/26
4
1.5
1,643
49 Woodside Ln, Mill Valley, CA
0.24
Single-Family Home
$1,650,000
06/02/26
3
2
1,556
101 Elm Ave, Mill Valley, CA
0.16
Single-Family Home
$2,800,000
06/22/26
3
2
1,965
165 Elm Avenue, Mill Valley, CA
0.14
Single-Family Home
$2,700,000
06/18/26
2
2
1,538
288 E Blithedale Ave, Mill Valley, CA
0.12
Single-Family Home
$549,000
02/10/26
4
2
1,700
30 Walnut Avenue, Mill Valley, CA
0.07
Single-Family Home
$3,600,000
05/20/26
4
2
1,992
317 Seymour Ln, Mill Valley, CA
0.37
Single-Family Home
$1,405,000
09/17/25
3
2
1,120
175 Janes St, Mill Valley, CA
0.41
Single-Family Home
$2,040,000
04/01/26
3
2
1,337
100 E Manor Drive, Mill Valley, CA
0.26
Single-Family Home
$1,550,000
04/30/26
3
1
1,736

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
34 Walnut Avenue, Mill Valley, CA 94941
0.06
$1,473,200
2
1
816
Off Market
70 Sycamore Avenue, Mill Valley, CA 94941
0.09
$3,079,000
3
3
2,524
Off Market
82 Walnut Avenue, Mill Valley, CA 94941
0.07
$6,105,600
4
4.5
3,265
Off Market
44 Catalpa Avenue, Mill Valley, CA 94941
0.04
$2,700,000
3
2
1,530
Recently Sold
30 Walnut Avenue, Mill Valley, CA 94941
0.07
$3,600,000
4
2
1,992
Recently Sold
90 Walnut Avenue, Mill Valley, CA 94941
0.09
$5,850,000
3
3
2,292
Recently Sold
45 Sycamore Avenue, Mill Valley, CA 94941
0.10
$6,452,600
4
2.5
2,984
Off Market
10 Catalpa Avenue #7, Mill Valley, CA 94941
0.06
$985,000
2
1
978
Recently Sold
15 Fern Avenue, Mill Valley, CA 94941
0.11
$2,174,800
3
2
1,498
Off Market
50 Sycamore Avenue, Mill Valley, CA 94941
0.12
$3,631,500
3
2
2,078
Off Market
124 Sycamore Avenue, Mill Valley, CA 94941
0.13
$8,500,000
6
5.5
3,720
Recently Sold
154 Elm Avenue, Mill Valley, CA 94941
0.11
$2,412,600
2
2
1,071
Off Market

Local Information

  • Map ViewExplore the area around 55 Walnut Ave.
  • Schools5 Elementary Schools1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1923
Living Area
1,746 sqft
Price/Sqft
$1,430
Parking
Garage

About this House

Surrounded by multi-million dollar homes and located in Tamalpais Park, in the Sycamore Triangle, one of the most desirable neighborhoods in Southern Marin, this lovely vintage home exudes the charm of days gone by. Enter the light filled foyer and up the stairs to the main living area. Light streams into the living/dining room from the sliding door that opens onto a spacious deck. Original fir floors have been refinished. Off the living room, the master suite has lovely vintage details. Multiple counter areas and a built-in desk grace the bright kitchen. The sun-drenched breakfast area looks out to an herb garden and a deck that overlooks the landscaped level yard. The lower level has two additional bedrooms, a bathroom, a sitting room and a large bonus room, the perfect fourth bedroom or media room. In addition, there is an office with a separate entrance. Located just blocks from parks, schools, the Community Center and the village. This home is loaded with potential!
55 Walnut Ave, Mill Valley, CA 94941 is a 3 bedroom, 2 bathroom, 1,746 sqft single-family home in Sycamore/Tamalpais Park, built in 1923. It last sold for $1,500,000 on Sep 23, 2020. It is currently off market. The Trulia Estimate is $2,496,900, with a rent estimate of $6,380/month.

Home Details for 55 Walnut Ave

Interior Features

Interior Details
Basement
Levels, Entrance, & Accessibility
Stories: 2
Fireplace & Spa
Fireplace

Property Information

Year Built
Year Built: 1923Year Updated: 1954
Property Type / Style
Property Type: Single Family HomeArchitecture: Contemporary

Exterior Features

Exterior Home Features
DeckExterior: Stucco, Wood
Parking & Garage
GarageParking: Garage

Community

Units in Building: 1

Lot Information

Lot Area: 4791 sqft

Price and Tax history

DateEventPrice
Sep 23, 2020
Source: BAREIS #22020217
Sold
$1,500,000
Aug 27, 2020
Source: Agent Provided
Listed For Sale
$1,450,000
Apr 22, 2020
Source: N/A
Sold
$127,500

Market trends in Mill Valley

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
$2.48M
$73.33KMoM
Sale-to-List Price
108.3%
Price per sq ft
$1.14K
$54MoM
Available listings
40
14MoM

Around this home

View nearby schools on GreatSchools
The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

Neighborhood stats provided by third party data sources.

What Locals Say about Sycamore/Tamalpais Park

At least 15 Trulia users voted on each feature.

  • 100 % Say parking is easy

  • 100 % Say it's dog friendly

  • 96 % Say it's walkable to restaurants

  • 95 % Say there's wildlife

  • 95 % Say it's walkable to grocery stores

  • 94 % Say there are sidewalks

  • 88 % Say people would walk alone at night

  • 87 % Say kids play outside

  • 85 % Say car is needed

  • 78 % Say there's holiday spirit

  • 74 % Say yards are well-kept

  • 71 % Say they plan to stay for at least 5 years

  • 71 % Say neighbors are friendly

  • 58 % Say it's quiet

  • 48 % Say there are community events

  • 39 % Say streets are well-lit

Sourced by Trulia users. Learn more about our methodology.
  • G2m74vt2m2
    "Safe streets and the city workers are so good at keeping parks ,streets and the community center spotless. "
    0
    Flag
  • Em J. H.
    "Plenty of dog owners and parks and access to the bike path and dog park and hiking. Ssssssssssssssssss"
    2
    Flag
  • Esherpadotnet t.
    "Love this neighborhood! People are friendly, it's very quiet, very easy access to trails, and a super convenient location for commuting into the city. If only real estate prices would be more reasonable..."
    0
    Flag
  • dan m.
    "Love it here. We moved into the neighborhood a few months ago. Why am I still on Trulia? Doing some market research for work. I would say this is a fantastic family-oriented location. Unfortunately, inventory is super tight. Good luck in your search!"
    0
    Flag

LGBTQ Local Legal Protections

Frequently asked questions about 55 Walnut Ave

  • What is 55 Walnut Ave estimated to be worth?
    Trulia's estimated value for 55 Walnut Ave in Mill Valley, CA is $2,496,900.
  • What is the price history for 55 Walnut Ave?
    55 Walnut Ave in Mill Valley, CA last sold for $1,500,000 in September 2020.
  • Is Mill Valley a buyer's or seller's market?
    Mill Valley is currently a seller's market, based on recent for-sale activity.
  • What's the median sale price in Mill Valley?
    The median sale price in Mill Valley is $2.48M. That is up $73.33K from the prior month.
  • How big is the lot at 55 Walnut Ave?
    The lot at 55 Walnut Ave in Mill Valley, CA is about 0.11 acres (5,001 sq ft).
  • Does 55 Walnut Ave have a garage?
    Yes, 55 Walnut Ave in Mill Valley, CA has a garage.

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