20 Nelson Ave, Mill Valley, CA 94941
Photo 6
Photo 12
OFF MARKET

$2,696,800

Trulia Estimate
  • 3 Beds
  • 3 Baths
  • 1,332 sqft

20 Nelson Ave, Mill Valley, CA 94941

Sycamore/Tamalpais Park
Est. Refi. Payment $16,378/mo*
Refinance Your Home
Currently Off Market - Sold Jul 26, 2012 for $1,050,000

Home Value

Trulia Estimate
$2.7M
Since last month
$500 (0%)
Since last year
Increased$447K (+19.6%)
Since last sale
Increased$2M (+160%)
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 +115% in the last 10 years
MonthEstimated value
2026
August 2026$2.73M
July 2026$2.73M
June 2026$2.78M
May 2026$2.73M
April 2026$2.73M
March 2026$2.64M
February 2026$2.53M
January 2026$2.36M
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
311 Sycamore Ave, Mill Valley, CA
0.07
Single-Family Home
$1,740,000
02/24/26
3
2
1,024
290 Sycamore Ave, Mill Valley, CA
0.06
Single-Family Home
$1,950,000
04/20/26
4
2
1,395
78 Nelson Avenue, Mill Valley, CA
0.12
Single-Family Home
$3,200,000
03/16/26
3
2
1,471
102 Nelson Avenue, Mill Valley, CA
0.18
Single-Family Home
$2,400,000
05/12/26
3
2
1,516
315 Sycamore Avenue, Mill Valley, CA
0.08
Single-Family Home
$1,625,000
10/22/25
3
1
1,044
597 Ethel Avenue, Mill Valley, CA
0.30
Single-Family Home
$2,175,000
04/07/26
3
2
1,520
3 Ethel Lane, Mill Valley, CA
0.31
Single-Family Home
$1,800,000
06/26/26
4
2.5
1,393
25 Plymouth Avenue, Mill Valley, CA
0.19
Single-Family Home
$2,900,000
06/17/26
3
2
1,852
56 Locust Avenue, Mill Valley, CA
0.18
Single-Family Home
$4,200,000
11/05/25
3
3
2,298
30 Juanita Ave, Mill Valley, CA
0.16
Single-Family Home
$4,317,500
03/03/26
3
2.5
2,440

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
277 Sycamore Avenue, Mill Valley, CA 94941
0.04
$2,242,900
3
2
1,449
Off Market
290 Sycamore Ave, Mill Valley, CA 94941
0.06
$1,950,000
4
2
1,395
Recently Sold
41 Nelson Avenue, Mill Valley, CA 94941
0.05
$7,235,900
5
5.5
4,160
Off Market
2 Oxford Avenue, Mill Valley, CA 94941
0.10
$2,467,800
3
2
1,183
Off Market
315 Sycamore Avenue, Mill Valley, CA 94941
0.08
$2,115,300
3
1
1,044
Off Market
5 Amicita Avenue, Mill Valley, CA 94941
0.10
$3,523,000
4
3
2,055
Off Market
29 Valley Cir, Mill Valley, CA 94941
0.08
$2,936,300
3
2
1,775
Off Market
11 Amicita Avenue, Mill Valley, CA 94941
0.10
$1,648,100
2
1
972
Off Market
33 Amicita Avenue, Mill Valley, CA 94941
0.08
$2,909,000
4
2
1,551
Off Market
29 Amicita Avenue, Mill Valley, CA 94941
0.09
$5,404,200
4
3.5
3,433
Off Market
22 Park Terrace, Mill Valley, CA 94941
0.12
$1,100,000
2
1.5
1,300
Recently Sold
239 Sycamore Avenue, Mill Valley, CA 94941
0.11
$2,490,900
5
3
2,235
Off Market

Local Information

  • Map ViewExplore the area around 20 Nelson Ave.
  • Schools5 Elementary Schools1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Property Type
Single-Family Home
Year Built
1943
Living Area
1,332 sqft
Price/Sqft
$2,025
Parking
Garage

About this House

So lovable, the cutest house!! Sycamore Park, 1 story on a level lot plus fabulous back cottage, though not rentable, is approx 333sq ft, great rm/BR & designer BA. Main house has 3 BR plus sitting rm/office, 2BA, lg,country, eat-in kit w/bay window, recessed lighting, hardwood flrs. MBR suite has adjoining den/sitting rm. Back deck, w/shade structure,waterfall fountain & Magnolia Tree, is off MBR & kit & connects to back cottage. Waterfall & pond in front yd.
20 Nelson Ave, Mill Valley, CA 94941 is a 3 bedroom, 3 bathroom, 1,332 sqft single-family home in Sycamore/Tamalpais Park, built in 1943. It last sold for $1,050,000 on Jul 26, 2012. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $2,696,800, with a rent estimate of $6,939/month.

Home Details for 20 Nelson Ave

Interior Features

Heating & Cooling
Heating: Forced Air, Electric, GasAir ConditioningCooling System: CentralHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 1Floors: Hardwood
Interior Details
AtticTypes of Rooms: Walk In Closet, Dining Room, Family Room, Laundry Room, Master Bath, Office, Workshop
Appliances & Utilities
Cable ReadyDishwasherDisposalDryerMicrowaveRefrigeratorWasher
Fireplace & Spa
FireplaceJetted Bath Tub
Windows, Doors, Floors & Walls
Double Paned Windows

Exterior Features

Exterior Home Features
Roof: Shake ShingleDeckExterior: WoodGardenLawnSprinkler System
Parking & Garage
GarageParking: Carport, Garage

Property Information

Year Built
Year Built: 1943Year Updated: 2013
Property Type / Style
Property Type: Single Family HomeArchitecture: Contemporary

Community

Units in Building: 1

Lot Information

Lot Area: 5009 sqft

Price and Tax history

DateEventPrice
Jul 26, 2012
Source: N/A
Sold
$1,050,000
Jul 15, 2012
Source: Agent Provided
Listed For Sale
$965,000

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 20 Nelson Ave

  • What is 20 Nelson Ave estimated to be worth?
    Trulia's estimated value for 20 Nelson Ave in Mill Valley, CA is $2,696,800.
  • What is the price history for 20 Nelson Ave?
    20 Nelson Ave in Mill Valley, CA last sold for $1,050,000 in July 2012.
  • 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.
  • Does 20 Nelson Ave have air conditioning?
    Yes, 20 Nelson Ave in Mill Valley, CA has air conditioning.
  • Does 20 Nelson Ave have laundry facilities?
    Yes, 20 Nelson Ave in Mill Valley, CA has in-unit laundry.

Explore by feature - Pet Friendly

18 pet-friendly rentals in Mill Valley, CA

Explore by feature - Garage

18 rentals with a garage in Mill Valley, CA

Explore by feature - Air Conditioning

10 rentals with air conditioning in Mill Valley, CA

Explore by feature - Pool

12 rentals with a pool in Mill Valley, CA

Explore by feature - Washer/dryer

40 rentals with a washer/dryer in Mill Valley, CA

Explore by feature - Outdoor Space

Apartments for Rent

Skip to last item
Skip to first item

Off Market Homes Near 20 Nelson Ave

Skip to last item
Skip to first item

Homes for sale near 20 Nelson Ave

Skip to last item
Skip to first item
Skip to last item
  • Results are loading
Skip to first item