NOT LISTED FOR SALE

866 4th St E Sonoma, CA 95476

Estimated Value: $1,817,000 - $3,321,000

3 Beds
2.5 Baths
2,628 Sq Ft
$976/Sq Ft Est. Value

Sale Details

Date Sold: May 21, 2025

Last sale price $3,200,000 $1,218 Per Sq Ft

Est. 20% decrease in value since last sale

Current estimated payment $15,934 / mo

14 Days on Market

Highlights

  • Main Floor Bedroom
  • Central Heating and Cooling System
  • 5-minute walk to Pinelli Park
  • Low Maintenance Yard

About This Home

As of May 2025

Updated 3 bedroom/3 bath with pool and detached pool house.

Last Agent to Sell the Property

Daniel Casabonne

Sotheby's International Realty License #01221013 Listed on: 02/27/2025

Sotheby's International Realty

Last Buyer's Agent

Lani Gullotta

Sotheby's International Realty License #01941573

Sotheby's International Realty

Home Details

Home Type

  • Single Family

Year Built

  • Built in 1964

Lot Details

  • 5,998 Sq Ft Lot
  • Low Maintenance Yard

Interior Spaces

  • 2,628 Sq Ft Home
  • 2-Story Property
  • Living Room with Fireplace
  • Laundry in unit

Bedrooms and Bathrooms

  • 3 Bedrooms
  • Main Floor Bedroom

Parking

  • 2 Parking Spaces
  • No Garage

Additional Features

  • Gunite Pool
  • Central Heating and Cooling System

Listing and Financial Details

  • Assessor Parcel Number 018-381-051-000

Home Details

Home Type

Single Family

Year Built

Built in 1964

Lot Details

5,998 Sq Ft Lot

Listing Details

  • Type: Residential
  • Property Sub Type: Single Family Residence
  • Subtype Description: Detached
  • Directions To Property: North of East Mac Arthur
  • Lot Size Acres: 0.1377
  • Stories: 2
  • Special Features: None

Interior Features

  • Number Of Fireplaces: 1
  • Bedrooms: 3
  • Half Bathrooms: 1
  • Full Bathrooms: 2
  • Square Footage: 2628.00
  • Bathrooms: 3
  • Fireplace Features: Living Room
  • Main Level: Bedroom(s), Kitchen, Living Room

Exterior Features

  • Lot Features: Low Maintenance
  • Pool Features: Gunite Construction

Garage/Parking

  • Parking Features: No Garage
  • Total Parking Spaces: 2.00

Utilities

  • Cooling: Central
  • Sewer: Public Sewer
  • Utilities: Public
  • Water Source: Public
  • Heating: Central
  • Laundry Features: Inside Area, Inside Room

Lot Info

  • Assessor Parcel Number: 018-381-051-000
  • Lot Size Sq Ft: 5998.00

Building Info

  • Year Built: 1964

Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Listed on
Feb 27, 2025
Closed on
May 15, 2025
Sold by
Bought by
Seller's Agent
Daniel Casabonne
Sotheby's International Realty
Buyer's Agent
Lani Gullotta
Sotheby's International Realty
List Price
$3,200,000
Sold Price
$3,200,000
Views
11
Current Estimated Value
$2,564,854

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
-$635,146
Avg. Annual Appreciation
-18.52%
Original Mortgage
$1,000,000
Outstanding Balance
$994,477
Interest Rate
5.5%
Mortgage Type
New Conventional
Estimated Equity
$1,570,377

Purchase Details

Closed on
Mar 5, 2021
Sold by
Bought by

Purchase Details

Closed on
Jul 27, 2020
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$1,200,000
Interest Rate
3.1%
Mortgage Type
New Conventional

Purchase Details

Closed on
May 15, 2019
Sold by
Bought by

Purchase Details

Closed on
Jul 21, 2014
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$688,680
Interest Rate
4.13%
Mortgage Type
New Conventional

Purchase Details

Closed on
Feb 16, 2012
Sold by
Bought by

Purchase Details

Closed on
Jun 29, 2011
Sold by
Bought by
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

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Buyer Sale Price Title Company
$3,200,000 Fidelity National Title Compan
-- None Available
$567,741 Fidelity National Title Co
$1,650,000 Fidelity National Title
$861,000 Fidelity National Title Co
-- None Available
$640,000 Fidelity National Title Co
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Borrower Loan Amount
Open $1,000,000
Previous Owner $1,200,000
Previous Owner $688,680
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft
05/21/2025 05/21/25 Sold $3,200,000 0.0% $1,218 / Sq Ft
05/05/2025 05/05/25 Pending -- -- --
04/21/2025 04/21/25 For Sale $3,200,000 -- $1,218 / Sq Ft
Source: Bay Area Real Estate Information Services (BAREIS)

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

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 $24,955 $2,055,189 $703,580 $1,351,609
2024 $20,788 $1,697,932 $689,785 $1,008,147
2023 $20,788 $1,664,640 $676,260 $988,380
2022 $19,807 $1,632,000 $663,000 $969,000
2021 $19,341 $1,600,000 $650,000 $950,000
2020 $20,596 $1,683,000 $663,000 $1,020,000
2019 $11,865 $927,631 $538,694 $388,937
2018 $11,767 $909,443 $528,132 $381,311
2017 $11,618 $891,612 $517,777 $373,835
2016 $10,998 $874,130 $507,625 $366,505
2015 $10,465 $861,000 $500,000 $361,000
2014 $9,242 $655,762 $358,620 $297,142
Source: Public Records

Agents Affiliated with this Home

  • Daniel Casabonne

    Seller's Agent in 2025

    Daniel Casabonne

    Sotheby's International Realty

    (707) 939-2222

    291 Total Sales

    Daniel Casabonne
    Section Image

  • L

    Buyer's Agent in 2025

    Lani Gullotta

    Sotheby's International Realty

    Section Image
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Map

Source: Bay Area Real Estate Information Services (BAREIS)

MLS Number: 325046847

Bay Area Real Estate Information Services (BAREIS)

APN: 018-381-051

California Sonoma County Sonoma 95476

866 4th St E, Sonoma, 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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