NOT LISTED FOR SALE

4121 Walnut Dr Pleasanton, CA 94566

Downtown Pleasanton Neighborhood

Estimated Value: $1,199,254 - $1,527,000

3 Beds
2 Baths
1,334 Sq Ft
$1,040/Sq Ft Est. Value

About This Home

This home is located at 4121 Walnut Dr, Pleasanton, CA 94566 and is currently estimated at $1,387,314, approximately $1,039 per square foot. 4121 Walnut Dr is a home located in Alameda County with nearby schools including Valley View Elementary School, Pleasanton Middle School, and Amador Valley 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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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
Apr 20, 2026
Sold by
Koopmann Robert and Koopmann Julie
Bought by
Current Estimated Value
$1,354,067

Purchase Details

Closed on
May 11, 2007
Sold by
Koopmann Robert L and Koopmann Thelma E
Bought by
Koopmann Robert C and Koopman Julie

Purchase Details

Closed on
Dec 26, 2006
Sold by
Koopmann Robert L and Koopmann Thelma E
Bought by
Koopmann Robert C and Koopmann Julie

Purchase Details

Closed on
May 5, 2005
Sold by
Koopmann Robert L and Koopmann Thelma E
Bought by
Koopmann Robert C and Koopmann Julie

Purchase Details

Closed on
Dec 21, 2004
Sold by
Koopmann Robert L and Koopmann Thelma E
Bought by
Koopmann Robert C and Koopmann Julie

Purchase Details

Closed on
Jun 25, 2003
Sold by
Koopmann Robert L and Koopmann Thelma E
Bought by
Koopmann Robert C and Koopmann Julie

Purchase Details

Closed on
Dec 26, 2002
Sold by
Koopmann Robert L and Koopmann Thelma F
Bought by
Koopmann Robert C and Koopmann Julie

Purchase Details

Closed on
Oct 24, 2001
Sold by
Koopmann Robert L and Koopmann Thelma E
Bought by
Koopmann Robert C and Koopmann Julie

Purchase Details

Closed on
Jul 19, 2000
Sold by
Koopmann Robert L and Koopmann Thelma E
Bought by
Koopmann Robert C and Koopmann Julie
Source: Public Records

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Agents Specializing in Downtown Pleasanton, CA

  • Timothy McGuire Real Estate Agent - Compass

    Timothy McGuire

    Compass

    (925) 396-5092

    209 Total Sales

    1 in Downtown Pleasanton

    $1,831,000 Price

    Timothy McGuire
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  • Tim Steffen Real Estate Agent - Better Homes Realty

    Tim Steffen

    Responds Quickly

    Better Homes Realty

    (925) 940-6796

    32 Total Sales

    1 in Downtown Pleasanton

    $979,000 Price

    Tim Steffen
     Section Image
  • Sue Fredrickson Real Estate Agent - Elation Real Estate

    Sue Fredrickson

    Elation Real Estate

    (510) 880-4286

    26 Total Sales

    1 in Downtown Pleasanton

    $1,577,400 Price

    Sue Fredrickson
     Section Image
  • Jeevitha Jayakumar Real Estate Agent - KW Silicon City

    Jeevitha Jayakumar

    KW Silicon City

    (669) 206-0517

    67 Total Sales

    1 in Downtown Pleasanton

    $1,800,000 Price

    Jeevitha Jayakumar
     Section Image
  • Steve Andre Real Estate Agent - Legacy Real Estate & Assoc.

    Steve Andre

    Legacy Real Estate & Assoc.

    (510) 661-3274

    55 Total Sales

    1 in Downtown Pleasanton

    $677,000 Price

    Steve Andre
     Section Image
  • Rafael Mendez Venegas Real Estate Agent - Skylight Homes

    Rafael Mendez Venegas

    Skylight Homes

    (844) 719-5860

    52 Total Sales

    1 in Downtown Pleasanton

    $850,000 Price

    Rafael Mendez Venegas
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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
Koopmann Robert C -- None Available
Koopmann Robert C -- None Available
Koopmann Robert C -- --
Koopmann Robert C -- --
Koopmann Robert C -- --
Koopmann Robert C -- --
Koopmann Robert C -- --
Koopmann Robert C -- --
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
Previous Owner $457,064
Previous Owner Koopmann Robert C $465,000
Previous Owner Koopmann Julie R $75,000
Previous Owner Koopmann Robert C $290,000
Previous Owner Koopmann Robert C $250,000
Previous Owner Koopmann Robert C $30,000
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 $1,037 $82,028 $45,014 $44,014
2025 $1,037 $80,283 $44,132 $43,151
2024 $1,015 $78,571 $43,266 $42,305
2023 $1,000 $83,893 $42,418 $41,475
2022 $949 $75,249 $41,587 $40,662
2021 $923 $73,636 $40,771 $39,865
2020 $910 $79,809 $40,353 $39,456
2019 $918 $78,245 $39,562 $38,683
2018 $898 $76,711 $38,786 $37,925
2017 $876 $75,207 $38,026 $37,181
2016 $801 $73,732 $37,280 $36,452
2015 $787 $72,624 $36,720 $35,904
2014 $797 $71,202 $36,001 $35,201
Source: Public Records

Map

California Alameda County Pleasanton 94566 Downtown Pleasanton

4121 Walnut Dr, Pleasanton, 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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