NOT LISTED FOR SALE

391 Oak St Sonoma, CA 95476

Estimated Value: $742,000 - $1,143,000

5 Beds
6 Baths
2,458 Sq Ft
$360/Sq Ft Est. Value

Sale Details

Date Sold: November 25, 2025

Last sale price $775,000 $315 Per Sq Ft

Est. 14% increase in value since last sale

Current estimated payment $6,032 / mo

21 Days on Market

About This Home

As of November 2025

Situated on nearly 1/4 acre parcel just over a mile from the Plaza, you will find this very well priced duplex and single family dwelling. The single family dwelling is a 2 bedroom/1 bath. The duplex is a 2 bedroom/1 bath and 1 bedroom/1 bath. The units in the duplex have high ceilings and the charm of a turn of the century building. The single family dwelling was built at a later date.

Last Agent to Sell the Property

Daniel Casabonne

Sotheby's International Realty License #01221013 Listed on: 09/12/2025

Sotheby's International Realty

Last Buyer's Agent

David Collins

Sotheby's International Realty License #01712027

Sotheby's International Realty

Property Details

Home Type

  • Multi-Family

Year Built

  • Built in 1900

Lot Details

  • 9,825 Sq Ft Lot
  • Corner Lot

Home Design

  • 2,458 Sq Ft Home
  • Triplex

Bedrooms and Bathrooms

  • 5 Bedrooms

Parking

  • 6 Parking Spaces
  • Carport

Utilities

  • No Cooling
  • Heating System Uses Gas

Community Details

  • 2 Buildings
  • 3 Units

Listing and Financial Details

  • Assessor Parcel Number 052-402-022-000

Property Details

Home Type

Multi-Family

Year Built

Built in 1900

Lot Details

9,825 Sq Ft Lot

Listing Details

  • Type: Residential Income
  • Property Sub Type: Triplex
  • Directions To Property: Arnold Drive or Riverside Drive to Oak Street. Corner lot. Duplex on corner and SFD faces Oak Street.
  • Lot Size Acres: 0.2256
  • Actual or Scheduled: Actual
  • Special Features: None

Interior Features

  • Square Footage: 2458.00
  • NumberOfBuildings: 2

Exterior Features

  • Lot Features: Corner

Garage/Parking

  • Parking Features: Carport
  • Total Parking Spaces: 6.00

Utilities

  • Cooling: None
  • Sewer: Public Sewer
  • Water Source: Public
  • Heating: Gas
  • Laundry Features: Other

Schools

  • Middle/Junior School District: Sonoma Valley Union

Lot Info

  • Assessor Parcel Number: 052-402-022-000
  • Lot Size Sq Ft: 9825.00

Building Info

  • Year Built: 1900

Multi Family

  • Number of 1 Bedroom Units: 1
  • NumberOfUnitsTotal: 3

MLS Schools

  • Senior High School District: Sonoma Valley Union
  • School District (County): Sonoma

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
Sep 12, 2025
Closed on
Oct 31, 2025
Sold by
Bought by
Seller's Agent
Daniel Casabonne
Sotheby's International Realty
Buyer's Agent
David Collins
Sotheby's International Realty
List Price
$550,000
Sold Price
$775,000
Premium/Discount to List
$225,000
40.91%
Views
81
Current Estimated Value
$886,000

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Estimated Appreciation
$111,000
Avg. Annual Appreciation
28.73%
Original Mortgage
$600,000
Outstanding Balance
$597,419
Interest Rate
5.63%
Mortgage Type
New Conventional
Estimated Equity
$288,581

Purchase Details

Closed on
Dec 20, 2022
Sold by
Bought by

Purchase Details

Closed on
Sep 28, 2022
Sold by
Bought by

Purchase Details

Closed on
Feb 28, 2020
Sold by
Bought by

Purchase Details

Closed on
Apr 22, 2013
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
$203,000
Interest Rate
3.41%
Mortgage Type
New Conventional

Purchase Details

Closed on
Apr 25, 2003
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
$235,000
Interest Rate
5.72%
Mortgage Type
Purchase Money Mortgage
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
$775,000 Commonwealth Land Title
$500,000 None Listed On Document
$1,000,000 Stewart Title Of California
-- None Available
-- Lsi
-- Old Republic Title Co
-- Old Republic 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 $600,000
Previous Owner $203,000
Previous Owner $235,000
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
11/25/2025 11/25/25 Sold $775,000 +40.9% $315 / Sq Ft
10/03/2025 10/03/25 Pending -- -- --
09/12/2025 09/12/25 For Sale $550,000 -- $224 / 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 $15,075 $941,562 $364,140 $577,422
2024 $7,302 $271,319 $91,945 $179,374
2023 $7,302 $266,000 $90,143 $175,857
2022 $6,488 $260,785 $88,376 $172,409
2021 $6,122 $255,673 $86,644 $169,029
2020 $5,832 $253,052 $85,756 $167,296
2019 $5,402 $248,091 $84,075 $164,016
2018 $5,387 $243,227 $82,427 $160,800
2017 $3,926 $238,459 $80,811 $157,648
2016 $4,916 $233,784 $79,227 $154,557
2015 $4,727 $230,273 $78,037 $152,236
2014 $4,842 $225,763 $76,509 $149,254
Source: Public Records

Agents Affiliated with this Home

  • Daniel Casabonne

    Seller's Agent in 2025

    Daniel Casabonne

    Sotheby's International Realty

    (707) 939-2222

    225 in this area

    290 Total Sales

    Daniel Casabonne
    Section Image

  • D

    Buyer's Agent in 2025

    David Collins

    Sotheby's International Realty

    Section Image
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Map

Source: Bay Area Real Estate Information Services (BAREIS)

MLS Number: 325076883

Bay Area Real Estate Information Services (BAREIS)

APN: 052-402-022

California Sonoma County Sonoma 95476

391 Oak St, 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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