NOT LISTED FOR SALE

34778 Williams Way Union City, CA 94587

Alvarado Neighborhood

Estimated Value: $2,325,000 - $2,838,000

5 Beds
5 Baths
3,642 Sq Ft
$682/Sq Ft Est. Value

About This Home

This home is located at 34778 Williams Way, Union City, CA 94587 and is currently estimated at $2,484,811, approximately $682 per square foot. 34778 Williams Way is a home located in Alameda County with nearby schools including Delaine Eastin Elementary School, Itliong-Vera Cruz, and James Logan High School.

Ownership History

Date Name Owned For Owner Type

Purchase Details

Closed on
Sep 24, 2025
Sold by
Revoc 2025 and Revoc Gertrudes
Bought by
2025 Carlen And Gertrudes Gregorio Revocable and Gregorio
Current Estimated Value
$2,484,811

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$3,825,000
Outstanding Balance
$3,824,873
Interest Rate
6.58%
Mortgage Type
Credit Line Revolving
Estimated Equity
-$1,340,062

Purchase Details

Closed on
May 5, 2003
Sold by
Ponderosa Homes Ii Inc
Bought by
Gregorio Carlen R and Gregorio Gertrudes Q

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$650,000
Interest Rate
5.71%
Source: Public Records

Range of Values:

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.

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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

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.

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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.

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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
2025 Carlen And Gertrudes Gregorio Revocable -- Placer Title
Gregorio Carlen R $958,000 First American Title Company
Source: Public Records

Mortgage History

Date Status Borrower Loan Amount
Open 2025 Carlen And Gertrudes Gregorio Revocable $3,825,000
Previous Owner Gregorio Carlen R $650,000
Closed Gregorio Carlen R $115,500
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 $18,387 $1,397,644 $416,067 $988,577
2024 $18,387 $1,370,108 $407,911 $969,197
2023 $17,852 $1,350,115 $399,915 $950,200
2022 $17,648 $1,316,646 $392,075 $931,571
2021 $17,185 $1,290,701 $384,390 $913,311
2020 $17,119 $1,284,403 $380,451 $903,952
2019 $17,015 $1,259,223 $372,992 $886,231
2018 $16,613 $1,234,539 $365,681 $868,858
2017 $16,274 $1,210,340 $358,513 $851,827
2016 $15,923 $1,186,615 $351,485 $835,130
2015 $15,754 $1,168,797 $346,207 $822,590
2014 $14,402 $1,089,000 $326,700 $762,300
Source: Public Records

Map

California Alameda County Union City 94587 Alvarado

34778 Williams Way, Union City, CA

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