NOT LISTED FOR SALE

137 Sunnyside Ave San Anselmo, CA 94960

Estimated Value: $3,667,000 - $4,377,180

5 Beds
4.5 Baths
3,500 Sq Ft
$1,144/Sq Ft Est. Value

Sale Details

Date Sold: March 23, 2021

Last sale price $3,400,000 $971 Per Sq Ft

Est. 18% increase in value since last sale

Current estimated payment $24,956 / mo

4 Days on Market

Highlights

  • Home Theater
  • Solar Power Battery
  • Ridge View
  • Wade Thomas Elementary School Rated A
  • Built-In Refrigerator
  • 4-minute walk to Robson-Harrington House

About This Home

As of March 2021

Understated architecture, eco-friendly design and outstanding versatility converge at this thoughtful home located in one of Marins best family neighborhoods. Enjoy the peace of mind of self-sufficient, sustainable living along with all the benefits & charm of Downtown San Anselmo. Beautifully curated finishes, excellent scale and expert execution highlight the light-filled interiors. Six possible BR's (3 en suite) + detached studio for max flexibility. Go completely off the grid with a full 9KW solar panel array + Tesla battery wall & virtually zero dependence on fossil fuels. 6-zone electric heating and air condition system. Open concept plan flows to gourmet chef's kitchen with walk-in pantry, new tile work & dining patio. Sumptuous main BR retreat. Newly installed yard & viewing deck flanked by garden beds + a refined courtyard round out the outdoor connection. Magical views of the Seminary & Mt Tam complete the experience. Award winning schools! An ideal modern home for our time.

Last Agent to Sell the Property

Jon Dirienzo

Coldwell Banker Realty License #01354297 Listed on: 02/19/2021

Coldwell Banker Realty

Co-Listed By

Joe Hosni

Compass License #02009324

Last Buyer's Agent

Sharon Faccinto

Compass License #01036478

Compass

Home Details

Home Type

  • Single Family

Year Built

  • Built in 1926

Lot Details

  • 7,802 Sq Ft Lot
  • Landscaped
  • Private Lot
  • Sprinkler System
  • Garden

Parking

  • 2 Car Direct Access Garage
  • Garage Door Opener
  • Auto Driveway Gate

Property Views

  • Ridge
  • Mount Tamalpais
  • Park or Greenbelt

Home Design

  • Contemporary Architecture
  • Modern Architecture
  • Concrete Foundation
  • Ceiling Insulation
  • Floor Insulation

Interior Spaces

  • 3,500 Sq Ft Home
  • 3-Story Property
  • Fireplace With Gas Starter
  • Great Room
  • Family Room
  • Living Room with Fireplace
  • Home Theater
  • Home Office
  • Storage Room
  • Front Gate

Kitchen

  • Built-In Electric Oven
  • Electric Cooktop
  • Range Hood
  • Built-In Refrigerator
  • Dishwasher
  • Kitchen Island
  • Butcher Block Countertops
  • Concrete Kitchen Countertops
  • Wine Rack
  • Disposal

Flooring

  • Wood
  • Carpet
  • Tile

Bedrooms and Bathrooms

  • 5 Bedrooms
  • Main Floor Bedroom
  • Studio bedroom
  • Walk-In Closet
  • Maid or Guest Quarters
  • Bathroom on Main Level
  • Quartz Bathroom Countertops
  • Tile Bathroom Countertop
  • Steam Shower
  • Separate Shower

Laundry

  • Laundry in unit
  • Dryer
  • Washer

Eco-Friendly Details

  • Energy-Efficient Appliances
  • Energy-Efficient Windows
  • Energy-Efficient Construction
  • Energy-Efficient HVAC
  • Energy-Efficient Insulation
  • Energy-Efficient Doors
  • Solar Power Battery
  • Energy-Efficient Roof
  • Solar Power System

Outdoor Features

  • Covered Deck

Utilities

  • Forced Air Zoned Heating and Cooling System
  • High-Efficiency Water Heater

Listing and Financial Details

  • Assessor Parcel Number 007-232-52

Home Details

Home Type

Single Family

Year Built

Built in 1926

Lot Details

7,802 Sq Ft Lot

Parking

2

Listing Details

  • Interior Amenities: Storage Area(s)
  • Type: Residential
  • Property Sub Type: Single Family Residence
  • Subtype Description: Detached
  • Directions To Property: Located in the heart of the Seminary neighborhood between Ross Ave & Woodland Ave
  • Lot Size Acres: 0.1791
  • Stories: 3
  • Levels: Three Or More
  • ArchitecturalStyle: Contemporary, Modern/High Tech
  • Special Features: None

Interior Features

  • Appliances: Built-In Electric Oven, Built-In Refrigerator, Dishwasher, Disposal, Electric Cook Top, Hood Over Range
  • Number Of Fireplaces: 1
  • Bedrooms: 5
  • Master Bathroom Features: Quartz, Shower Stall(s), Steam, Tile
  • Master Bedroom Features: Walk-In Closet 2+
  • Half Bathrooms: 1
  • Full Bathrooms: 4
  • Living Room Features: Great Room
  • Flooring: Carpet, Tile, Wood
  • Price Per Square Foot: 971.43
  • Square Footage: 3500
  • Bathrooms: 5.00
  • Fireplace Features: Gas Starter, Living Room
  • Kitchen Features: Butcher Block Counters, Island, Pantry Closet, Slab Counter, Stone Counter
  • Room Type: Guest Quarters, Kitchen, Living Room, Master Bathroom, Media Room, Office, Possible Guest, Storage, Studio, Wine Storage Area
  • Lower Level: Bedroom(s), Garage, Street Entrance
  • Main Level: Bedroom(s), Family Room, Full Bath(s), Kitchen, Living Room, Street Entrance

Exterior Features

  • Construction Materials: Ceiling Insulation, Fiber Cement, Floor Insulation, Wood, Other
  • Foundation: Concrete Perimeter, Other
  • Lot Features: Auto Sprinkler F&R, Garden, Landscape Back, Landscape Front, Private
  • Roof: Other
  • ExteriorFeatures: Entry Gate
  • Fencing: Other
  • OtherStructures: Other
  • Patio And Porch Features: Covered Deck, Uncovered Deck
  • Pool: No
  • Spa: No
  • View: Garden/Greenbelt, Mt Tamalpais, Ridge, Other

Garage/Parking

  • Parking Features: Garage Door Opener, Interior Access
  • Total Parking Spaces: 2
  • Garage Spaces: 2
  • Driveway/Sidewalks: Gated

Utilities

  • Cooling: Central, MultiZone
  • Electric: PV-Battery Backup
  • Sewer: Public Sewer
  • Utilities: All Electric, Natural Gas Available, Solar
  • Water Source: Public
  • Heating: Electric, MultiZone
  • Laundry Features: Dryer Included, Electric, Inside Room, Washer Included

Condo/Co-op/Association

  • Association: No
  • Senior Community: No

Lot Info

  • Assessor Parcel Number: 007-232-52
  • Lot Size Sq Ft: 7802

Green Features

  • Energy Efficient: Appliances, Construction, Cooling, Doors, Heating, Insulation, Roof, Water Heater, Windows

Building Info

  • Year Built: 1926

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Sep 12, 2024
Sold by
Gill Jeanne Margaret and Baldwin Andrew Phillip
Bought by
Baldwin Family Revocable Trust and Baldwin
Current Estimated Value
$4,004,795

Purchase Details

Listed on
Feb 19, 2021
Closed on
Mar 10, 2021
Sold by
Pedersen Kelly and Waychoff Suzette
Bought by
Gill Jeanne Margaret and Baldwin Andrew Phillip
Seller's Agent
Jon Dirienzo
Coldwell Banker Realty
Buyer's Agent
Sharon Faccinto
Compass
List Price
$3,400,000
Sold Price
$3,400,000

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
3.26%
Original Mortgage
$2,000,000
Interest Rate
1.45%
Mortgage Type
New Conventional

Purchase Details

Listed on
Feb 4, 2020
Closed on
Jan 24, 2020
Sold by
Axelson Hieronymous and Axelson Katherine O Shea
Bought by
Pedersen Kelly and Waychoff Suzette
Seller's Agent
Whitney Potter
Own Marin
Buyer's Agent
Jon Dirienzo
Coldwell Banker Realty
List Price
$2,650,000
Sold Price
$2,650,000

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Avg. Annual Appreciation
24.68%
Original Mortgage
$1,987,500
Interest Rate
2.5%
Mortgage Type
New Conventional

Purchase Details

Closed on
May 29, 2019
Sold by
Axelson Hieronymous and Axelson Katherine O
Bought by
Axelson Hieronymous and Axelson Katherine O

Purchase Details

Closed on
Aug 13, 2015
Sold by
Ball Receipt Walter S and Ball Sheldon S
Bought by
Axelson Hieronymous and Axelson Katherine O

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
3.37%
Mortgage Type
Adjustable Rate Mortgage/ARM
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
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Average Value
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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
Baldwin Family Revocable Trust -- None Listed On Document
Gill Jeanne Margaret $3,400,000 First American Title
Pedersen Kelly $2,650,000 Fidelity National Title Co
Axelson Hieronymous -- None Available
Axelson Hieronymous $1,000,000 Fidelity National Title Co
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Previous Owner Gill Jeanne Margaret $2,000,000
Previous Owner Pedersen Kelly $1,987,500
Previous Owner Axelson Hieronymous $750,000
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft Prior Sale
03/23/2021 03/23/21 Sold $3,400,000 0.0% $971 / Sq Ft
02/23/2021 02/23/21 Pending -- -- --
02/19/2021 02/19/21 For Sale $3,400,000 +28.3% $971 / Sq Ft
02/04/2020 02/04/20 Sold $2,650,000 0.0% $799 / Sq Ft View Prior Sale
02/04/2020 02/04/20 Pending -- -- --
02/04/2020 02/04/20 For Sale $2,650,000 -- $799 / 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 $46,422 $3,680,228 $2,273,082 $1,407,146
2024 $44,872 $3,608,080 $2,228,520 $1,379,560
2023 $44,599 $3,537,360 $2,184,840 $1,352,520
2022 $44,294 $3,468,000 $2,142,000 $1,326,000
2021 $34,818 $2,672,402 $1,616,576 $1,055,826
2020 $19,687 $1,404,943 $947,117 $457,826
2019 $19,098 $1,377,400 $928,550 $448,850
2018 $18,599 $1,350,400 $910,350 $440,050
2017 $16,515 $1,182,000 $892,500 $289,500
2016 $13,893 $1,000,000 $875,000 $125,000
2015 $2,787 $110,204 $32,630 $77,574
2014 $2,557 $108,044 $31,990 $76,054
Source: Public Records

Agents Affiliated with this Home

  • J

    Seller's Agent in 2021

    Jon Dirienzo

    Coldwell Banker Realty

    Section Image
  • Joe Hosni

    Seller Co-Listing Agent in 2021

    Joe Hosni

    Compass

    (415) 388-5060

    1 in this area

    4 Total Sales

    Joe Hosni
    Section Image

  • S

    Buyer's Agent in 2021

    Sharon Faccinto

    Compass

    Section Image

  • W

    Seller's Agent in 2020

    Whitney Potter

    Own Marin

    Section Image
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Map

Source: Bay Area Real Estate Information Services (BAREIS)

MLS Number: 22031582

Bay Area Real Estate Information Services (BAREIS)

APN: 007-232-52

California Marin County San Anselmo 94960

137 Sunnyside Ave, San Anselmo, 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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