NOT LISTED FOR SALE

21660 Knoll Way Castro Valley, CA 94546

North Hayward Neighborhood

Estimated Value: $1,040,000 - $1,148,000

2 Beds
2 Baths
1,684 Sq Ft
$653/Sq Ft Est. Value

About This Home

This home is located at 21660 Knoll Way, Castro Valley, CA 94546 and is currently estimated at $1,099,279, approximately $652 per square foot. 21660 Knoll Way is a home located in Alameda County with nearby schools including Strobridge Elementary School, Bret Harte Middle School, and Hayward High School.

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Jul 8, 2025
Sold by
Tackett Jeffrey E
Bought by
Jeffrey E Tackett Revocable Inter Vivos Trust and Tackett
Current Estimated Value
$1,099,279

Purchase Details

Closed on
Apr 11, 2002
Sold by
Kinsella James R and Kinsella Kelly L
Bought by
Tackett Jeffrey E

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$300,500
Interest Rate
6.87%

Purchase Details

Closed on
Mar 24, 1995
Sold by
Harris Robert F and Harris Helen G
Bought by
Hannan Kelly L and Kinsella James R

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$180,000
Interest Rate
6.87%
Source: Public Records

Range of Values:

Collateral Analytics

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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.

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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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Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Purchase History

Date Buyer Sale Price Title Company
Jeffrey E Tackett Revocable Inter Vivos Trust -- None Listed On Document
Tackett Jeffrey E $400,000 Old Republic Title Company
Hannan Kelly L $200,000 Fidelity National Title Ins
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Previous Owner Tackett Jeffrey E $192,000
Previous Owner Tackett Jeffrey E $233,000
Previous Owner Tackett Jeffrey E $322,700
Previous Owner Tackett Jeffrey E $49,000
Previous Owner Tackett Jeffrey E $300,500
Previous Owner Kinsella James R $179,200
Previous Owner Hannan Kelly L $180,000
Closed Tackett Jeffrey E $59,500
Source: Public Records

Tax History Compared to Growth

Source: Public Records

Tax History

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 $7,600 $583,880 $177,264 $413,616
2024 $7,600 $572,295 $173,788 $405,507
2023 $7,516 $567,940 $170,382 $397,558
2022 $7,345 $549,803 $167,041 $389,762
2021 $7,257 $538,887 $163,766 $382,121
2020 $7,146 $540,291 $162,087 $378,204
2019 $7,178 $529,700 $158,910 $370,790
2018 $6,736 $519,315 $155,794 $363,521
2017 $6,568 $509,135 $152,740 $356,395
2016 $6,194 $499,155 $149,746 $349,409
2015 $6,060 $491,660 $147,498 $344,162
2014 $5,630 $470,000 $141,000 $329,000
Source: Public Records

Map

California Alameda County Castro Valley 94546 North Hayward

21660 Knoll Way, Castro Valley, CA

This home is located at 21660 Knoll Way, Castro Valley, CA 94546 and is currently estimated at $1,099,279, approximately $652 per square foot. 21660 Knoll Way is a home located in Alameda County with nearby schools including Strobridge Elementary School, Bret Harte Middle School, and Hayward High School.

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