NOT LISTED FOR SALE

509 Walnut St Petaluma, CA 94952

Oakhill Brewster Neighborhood

Estimated Value: $1,632,000 - $2,232,599

4 Beds
2 Baths
3,146 Sq Ft
$620/Sq Ft Est. Value

About This Home

This home is located at 509 Walnut St, Petaluma, CA 94952 and is currently estimated at $1,951,400, approximately $620 per square foot. 509 Walnut St is a home located in Sonoma County with nearby schools including McKinley Elementary School, Petaluma Junior High School, and Petaluma High School.

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

Closed on
Sep 12, 2025
Sold by
Bought by
Current Estimated Value
$1,951,400

Purchase Details

Closed on
Mar 9, 2022
Sold by
Bought by

Purchase Details

Closed on
Dec 14, 2021
Sold by
Bought by

Purchase Details

Closed on
Sep 2, 2020
Sold by
Bought by

Purchase Details

Closed on
Mar 10, 2011
Sold by
Bought by
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
Collateral Analytics

Collateral Analytics Collateral Analytics AVMs (Automated Valuation Model) employ a number of statistical approaches combined with neighborhood-specific comparable selection guarantees the most up-to-date and precise valuations.

Not Available

Collateral Analytics does not have data for the current month. Please view the chart for historical values.

ICE

ICE Mortgage Technology ICE Mortgage Technology’s AVM (Automated Valuation Model) is a state-of-the-art online residential property valuation tool that provides a quick and accurate estimate of the value of almost any home in the U.S.

Not Available

ICE Mortgage Technology does not have data for the current month. Please view the chart for historical values.

First American

First American First American Data & Analytics’ next-generation AVM combines unrivaled data assets with a blended ensemble of valuation models to produce highly accurate, reliable valuations you can trust.

Not Available

First American does not have data for the current month. Please view the chart for historical values.

Quantarium

Quantarium Quantarium’s valuation service, repeatedly proven the industry’s most accurate and comprehensive, is supercharged with a self-learning and auto-tuning AI engine that continually becomes smarter and more accurate as it processes daily inputs from the industry’s leading RE data lake.

Not Available

Quantarium does not have data for the current month. Please view the chart for historical values.

Average Value
Not Available
List Price
Sold Price
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

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
-- None Listed On Document
-- Bridget Mackay Apc
-- Fidelity National Title
$1,680,000 Fidelity National Title Co
$700,000 First American Title Company
Source: Public Records

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 $21,312 $1,866,600 $555,900 $1,310,700
2024 $19,257 $1,782,827 $713,130 $1,069,697
2023 $19,257 $1,747,871 $699,148 $1,048,723
2022 $18,776 $1,713,600 $685,440 $1,028,160
2021 $18,418 $1,680,000 $672,000 $1,008,000
2020 $9,276 $820,025 $292,865 $527,160
2019 $9,161 $803,947 $287,123 $516,824
2018 $9,126 $788,185 $281,494 $506,691
2017 $8,935 $772,731 $275,975 $496,756
2016 $8,728 $757,580 $270,564 $487,016
2015 $8,606 $746,201 $266,500 $479,701
2014 $8,565 $731,585 $261,280 $470,305
Source: Public Records

Map

California Sonoma County Petaluma 94952 Oakhill Brewster

509 Walnut St, Petaluma, 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.

Nearby Homes
Your Personal Tour Guide

Ask me questions while you tour the home.