NOT LISTED FOR SALE

4259 Mabel Ave Castro Valley, CA 94546

Castro Valley East Neighborhood

Estimated Value: $953,000 - $1,036,000

2 Beds
1 Bath
1,308 Sq Ft
$749/Sq Ft Est. Value

About This Home

This home is located at 4259 Mabel Ave, Castro Valley, CA 94546 and is currently estimated at $980,012, approximately $749 per square foot. 4259 Mabel Ave is a home located in Alameda County with nearby schools including Marshall Elementary School, Creekside Middle School, and Canyon Middle School.

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Dec 17, 2025
Sold by
Bettles Lisa and Diaz Gerald Alexander
Bought by
Bettles-Diaz Family Trust and Diaz
Current Estimated Value
$980,012

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$1,425,000
Outstanding Balance
$1,422,284
Interest Rate
6.24%
Mortgage Type
Reverse Mortgage Home Equity Conversion Mortgage
Estimated Equity
-$442,272

Purchase Details

Closed on
Dec 9, 2025
Sold by
Bettles Lisa and Diaz Gerald Alexander
Bought by
Bettles-Diaz Trust and Bettles

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$1,425,000
Outstanding Balance
$1,422,284
Interest Rate
6.24%
Mortgage Type
Reverse Mortgage Home Equity Conversion Mortgage
Estimated Equity
-$442,272

Purchase Details

Closed on
May 19, 2014
Sold by
Tamura Tom H and Tamura Tracy O
Bought by
Bettles Lisa and Diaz Gerald Alexander

Purchase Details

Closed on
Nov 22, 2011
Sold by
Tamura Tom H and Tamura Tracy O
Bought by
Tamura Tom H and Tamura Tracy O

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$262,500
Interest Rate
4.06%
Mortgage Type
New Conventional

Purchase Details

Closed on
Oct 23, 2009
Sold by
Tamura Tom H and Tamura Tracy O
Bought by
Tamura Tom H and Tamura Tracy O

Purchase Details

Closed on
Jun 29, 2001
Sold by
Tamura Tom H and Tamura Tracy O
Bought by
Tamura Tom H and Tamura Tracy O

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$66,500
Interest Rate
7.24%
Mortgage Type
Credit Line Revolving

Purchase Details

Closed on
Jun 21, 2001
Sold by
Tamura Tom Hiroshi and Tamura Tracy Owen
Bought by
Tamura Tom Hiroshi and Tamura Tracy Owen

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$66,500
Interest Rate
7.24%
Mortgage Type
Credit Line Revolving

Purchase Details

Closed on
Oct 3, 1994
Sold by
Tamura Tom H and Tamura Tracy O
Bought by
Tamura Tom H and Tamura Tracy O

Purchase Details

Closed on
Feb 24, 1994
Sold by
Regules Christopher and Regules Dana H
Bought by
Tamura Tom H and Owen Tracy L

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$166,500
Interest Rate
6.98%
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
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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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
Bettles-Diaz Family Trust -- Chicago Title
Bettles-Diaz Trust -- None Listed On Document
Bettles Lisa $520,000 Pacific Coast Title Company
Tamura Tom H -- Fidelity National Title Co
Tamura Tom H -- Fidelity National Title Co
Tamura Tom H -- None Available
Tamura Tom H -- --
Tamura Tom Hiroshi -- Orange Coast Title
Tamura Tom H -- North American Title Company
Tamura Tom H $185,000 North American Title
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Open Bettles-Diaz Family Trust $1,425,000
Closed Bettles-Diaz Family Trust $1,425,000
Previous Owner Tamura Tom H $262,500
Previous Owner Tamura Tom H $66,500
Previous Owner Tamura Tom Hiroshi $234,500
Previous Owner Tamura Tom H $166,500
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 $8,120 $630,420 $191,226 $446,194
2024 $8,120 $617,924 $187,477 $437,447
2023 $7,985 $612,674 $183,802 $428,872
2022 $7,828 $593,661 $180,198 $420,463
2021 $7,626 $581,888 $176,666 $412,222
2020 $7,451 $582,851 $174,855 $407,996
2019 $7,585 $571,427 $171,428 $399,999
2018 $7,370 $560,227 $168,068 $392,159
2017 $7,175 $549,244 $164,773 $384,471
2016 $6,827 $538,474 $161,542 $376,932
2015 $6,380 $530,388 $159,116 $371,272
2014 $3,429 $256,500 $76,950 $179,550
Source: Public Records

Map

California Alameda County Castro Valley 94546 Castro Valley East

4259 Mabel Ave, Castro Valley, CA

Not Listed for Sale

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