NOT LISTED FOR SALE

509 Walnut St Petaluma, CA 94952

Oakhill Brewster Neighborhood

Estimated Value: $1,897,000 - $2,152,094

4 Beds
2 Baths
3,146 Sq Ft
$642/Sq Ft Est. Value

About This Home

This home is located at 509 Walnut St, Petaluma, CA 94952 and is currently estimated at $2,018,524, approximately $641 per square foot. 509 Walnut St is a home located in Sonoma County with nearby schools including Spring Hill Elementary School, McKinley Elementary School, and Petaluma Junior High School.

Range of Values:

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Value Increase
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Percent Increase
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Adjusted for Inflation
Collateral Analytics

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ICE

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First American

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Quantarium

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Average Value
Not Available
List Price
Sold Price
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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
William P Watson Family Trust and Watson Theodore
Bought by
Current Estimated Value
$2,018,875

Purchase Details

Closed on
Mar 9, 2022
Sold by
William Watson
Bought by
William P Watson Family Trust

Purchase Details

Closed on
Dec 14, 2021
Sold by
William Watson
Bought by
Watson William

Purchase Details

Closed on
Sep 2, 2020
Sold by
Hammer Zachary
Bought by
Watson William

Purchase Details

Closed on
Mar 10, 2011
Sold by
Traversi David Charles and Alejos Diane M
Bought by
Hammer Zachary
Source: Public Records

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Agents Specializing in Oakhill Brewster, CA

  • Erick Hernandez Real Estate Agent - RE/MAX Marketplace

    Erick Hernandez

    RE/MAX Marketplace

    (707) 755-6922

    78 Total Sales

    2 in Oakhill Brewster

    $387K - $560K Price Range

    Erick Hernandez
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  • Marni Cunha Real Estate Agent - Hedge Realty

    Marni Cunha

    Hedge Realty

    (707) 665-1571

    57 Total Sales

    1 in Oakhill Brewster

    $1,952,000 Price

    Marni Cunha
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  • Peter Colbert Real Estate Agent - Compass

    Peter Colbert

    Compass

    (707) 664-7897

    134 Total Sales

    2 in Oakhill Brewster

    $1.3M - $1.5M Price Range

    Peter Colbert
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  • Heidi Faulkner Real Estate Agent - Artisan Sotheby's Int'l Realty

    Heidi Faulkner

    Artisan Sotheby's Int'l Realty

    (707) 899-0742

    46 Total Sales

    1 in Oakhill Brewster

    $795,000 Price

    Heidi Faulkner
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  • Sudha Schlesinger Real Estate Agent - Engel & Volkers Sonoma County

    Sudha Schlesinger

    Engel & Volkers Sonoma County

    (707) 608-6640

    125 Total Sales

    1 in Oakhill Brewster

    $1,925,000 Price

    Sudha Schlesinger
     Section Image
  • Julie Larsen Real Estate Agent - Compass

    Julie Larsen

    Compass

    (707) 754-2455

    52 Total Sales

    1 in Oakhill Brewster

    $2,200,000 Price

    Julie Larsen
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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
William P Watson Family Trust -- Bridget Mackay Apc
Watson William -- Fidelity National Title
Watson William $1,680,000 Fidelity National Title Co
Hammer Zachary $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
2026 $21,312 $1,903,932 $567,018 $1,336,914
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.

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