NOT LISTED FOR SALE

85 Sycamore Ave Mill Valley, CA 94941

Sycamore Park Neighborhood

Estimated Value: $4,098,000 - $5,643,000

4 Beds
3.5 Baths
3,012 Sq Ft
$1,696/Sq Ft Est. Value

Sale Details

Date Sold: March 28, 2025

Last sale price $5,500,000 $1,826 Per Sq Ft

Est. 7% decrease in value since last sale

Current estimated payment $31,439 / mo

Highlights

  • Built-In Refrigerator
  • Deck
  • Breakfast Area or Nook
  • Mill Valley Middle School Rated A
  • Great Room
  • Formal Dining Room

About This Home

As of March 2025

Nestled in one of Mill Valley's most prestigious neighborhoods, 85 Sycamore is a newly built masterpiece that blends modern luxury with timeless charm. This stunning contemporary farmhouse offers 2,400 sq. ft., featuring 4 bedrooms and 3.5 bathrooms, along with a beautifully designed 600 sq. ft. one-bedroom ADUperfect for guests, rental income, or long-term visitors.

Last Agent to Sell the Property

Joshua Deitch

Coldwell Banker Realty License #01902477 Listed on: 03/28/2025

Coldwell Banker Realty

Last Buyer's Agent

Adrienne Murphy

Compass License #01475471

Compass

Home Details

Home Type

  • Single Family

Year Built

  • Built in 2019

Lot Details

  • 6,395 Sq Ft Lot
  • Landscaped

Parking

  • 1 Car Attached Garage
  • Front Facing Garage
  • Uncovered Parking

Interior Spaces

  • 3,012 Sq Ft Home
  • 2-Story Property
  • Formal Entry
  • Great Room
  • Family Room Off Kitchen
  • Living Room with Fireplace
  • Open Floorplan
  • Formal Dining Room

Kitchen

  • Breakfast Area or Nook
  • Built-In Gas Range
  • Range Hood
  • Microwave
  • Built-In Refrigerator
  • Dishwasher
  • Kitchen Island

Bedrooms and Bathrooms

  • 4 Bedrooms
  • Primary Bedroom Upstairs
  • Walk-In Closet
  • Bathroom on Main Level

Laundry

  • Laundry Room
  • Laundry on upper level
  • Dryer
  • Washer
  • Sink Near Laundry

Outdoor Features

  • Deck
  • Fire Pit

Utilities

  • No Cooling
  • Central Heating

Listing and Financial Details

  • Assessor Parcel Number 028-221-24

Home Details

Home Type

Single Family

Year Built

Built in 2019

Lot Details

6,395 Sq Ft Lot

Parking

1

Listing Details

  • Interior Amenities: Formal Entry
  • Type: Residential
  • Property Sub Type: Single Family Residence
  • Subtype Description: Detached
  • Directions To Property: E Blithedale Ave to Sycamore Ave
  • Lot Size Acres: 0.1468
  • Stories: 2
  • Special Features: None

Interior Features

  • Appliances: Built-In Gas Range, Built-In Refrigerator, Dishwasher, Hood Over Range, Microwave
  • Number Of Fireplaces: 1
  • Bedrooms: 4
  • Half Bathrooms: 1
  • Full Bathrooms: 3
  • Dining Room Features: Breakfast Nook, Dining/Family Combo, Dining/Living Combo, Formal Area
  • Square Footage: 3012.00
  • Bathrooms: 4
  • Family Room Features: Great Room
  • Fireplace Features: Living Room
  • Kitchen Features: Island, Kitchen/Family Combo, Pantry Cabinet
  • Room Type: Baths Other, Dining Room, Family Room, Kitchen, Laundry, Living Room, Primary Bathroom, Primary Bedroom
  • Main Level: Dining Room, Family Room, Garage, Kitchen, Living Room, Partial Bath(s), Street Entrance
  • PrimaryBedroomFeatures: Walk-In Closet

Exterior Features

  • Lot Features: Landscape Back, Landscape Front
  • ExteriorFeatures: Fire Pit
  • Patio And Porch Features: Uncovered Deck

Garage/Parking

  • Parking Features: Attached, Garage Facing Front, Uncovered Parking Spaces 2+
  • Total Parking Spaces: 3.00
  • Garage Spaces: 1.00

Utilities

  • Cooling: None
  • Sewer: Public Sewer
  • Utilities: Public
  • Water Source: Public
  • Heating: Central
  • Laundry Features: Cabinets, Dryer Included, Inside Room, Sink, Upper Floor, Washer Included

Lot Info

  • Assessor Parcel Number: 028-221-24
  • Lot Size Sq Ft: 6395.00

Building Info

  • Year Built: 2019

Multi Family

  • Second Unit Kitchen: Yes
  • Second Unit Occupied: No
  • Second Unit Partial Bathrooms: 0
  • Second Unit Type: Detached

Ownership History

Date Name Owned For Owner Type

Purchase Details

Listed on
Mar 28, 2025
Closed on
Mar 21, 2025
Sold by
Jones/Kerrigan Revocalbe Trust and Jones Mark T
Bought by
Gnar Gnar Labs Llc
Seller's Agent
Joshua Deitch
Coldwell Banker Realty
Buyer's Agent
Adrienne Murphy
Compass
List Price
$5,500,000
Sold Price
$5,500,000
Current Estimated Value
$5,108,869

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
-$391,131
Avg. Annual Appreciation
-6.37%

Purchase Details

Closed on
Oct 2, 2019
Sold by
Blaustein Melvin I and Blaustein Marilyn J
Bought by
Jones Mark T and Kerrigan Shaina L

Purchase Details

Closed on
Jul 28, 2017
Sold by
Blaustein Melvin T and Blaustein Marilyn J
Bought by
Blaustein Melvin I and Blaustein Marilyn J

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$750,000
Interest Rate
3.62%
Mortgage Type
Adjustable Rate Mortgage/ARM

Purchase Details

Closed on
May 16, 2017
Sold by
Jones Marvin Dean
Bought by
Blaustein Melvin I and Blaustein Marilyn J

Purchase Details

Closed on
May 2, 2005
Sold by
Jones M Dean and Jones Marvin Dean
Bought by
Jones Marvin Dean

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$701,250
Interest Rate
5.62%
Mortgage Type
Stand Alone Refi Refinance Of Original Loan

Purchase Details

Closed on
May 14, 1996
Sold by
Jones Sharon A
Bought by
Jones M Dean
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
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Average Value
Not Available
List Price
Sold Price
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Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Purchase History

Date Buyer Sale Price Title Company
Gnar Gnar Labs Llc $5,500,000 Old Republic Title
Jones Mark T $3,500,000 Old Republic Title Company
Blaustein Melvin I -- Old Republic Title Co
Blaustein Melvin I $1,514,091 Old Republic Title Co
Jones Marvin Dean -- First American Title Co
Jones M Dean -- --
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Previous Owner Blaustein Melvin I $750,000
Previous Owner Jones Marvin Dean $701,250
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
03/28/2025 03/28/25 Sold $5,500,000 0.0% $1,826 / Sq Ft
03/28/2025 03/28/25 Pending -- -- --
03/28/2025 03/28/25 For Sale $5,500,000 -- $1,826 / Sq Ft
Source: Bay Area Real Estate Information Services (BAREIS)

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $49,989 $4,085,617 $2,077,897 $2,007,720
2024 $49,092 $4,005,520 $2,037,161 $1,968,359
2023 $47,478 $3,926,992 $1,997,223 $1,929,769
2022 $43,106 $3,604,898 $1,958,064 $1,646,834
2021 $42,212 $3,534,239 $1,919,684 $1,614,555
2020 $42,228 $3,498,000 $1,900,000 $1,598,000
2019 $14,082 $1,040,400 $1,040,400 $0
2018 $20,769 $1,535,100 $1,020,000 $515,100
2017 $9,486 $102,430 $52,270 $50,160
2016 $4,166 $100,422 $51,245 $49,177
2015 $4,271 $98,913 $50,475 $48,438
2014 $3,926 $96,976 $49,487 $47,489
Source: Public Records

Agents Affiliated with this Home

  • Joshua Deitch

    Seller's Agent in 2025

    Joshua Deitch

    Coldwell Banker Realty

    (415) 572-5433

    25 in this area

    208 Total Sales

    Joshua Deitch
    Section Image

  • A

    Buyer's Agent in 2025

    Adrienne Murphy

    Compass

    Section Image
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Map

Source: Bay Area Real Estate Information Services (BAREIS)

MLS Number: 325030978

Bay Area Real Estate Information Services (BAREIS)

APN: 028-221-24

California Marin County Mill Valley 94941 Sycamore Park

85 Sycamore Ave, Mill Valley, CA

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Bay Area Real Estate Information Services (BAREIS) Listing information deemed reliable but not guaranteed. Copyright 2026 Bay Area Real Estate Information Services, Inc. All Right Reserved.

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