NOT LISTED FOR SALE

121 Mcmahon Ct Martinez, CA 94553

Alhambra Hills Neighborhood

Estimated Value: $1,230,662 - $1,518,000

4 Beds
3 Baths
2,780 Sq Ft
$499/Sq Ft Est. Value

About This Home

This home is located at 121 Mcmahon Ct, Martinez, CA 94553 and is currently estimated at $1,387,916, approximately $499 per square foot. 121 Mcmahon Ct is a home located in Contra Costa County with nearby schools including John Swett Elementary School, Martinez Junior High School, and Alhambra Senior High School.

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
Nov 14, 2025
Sold by
Bought by
Current Estimated Value
$1,387,916

Purchase Details

Closed on
Sep 18, 2015
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$318,708
Interest Rate
3.89%
Mortgage Type
VA

Purchase Details

Closed on
Mar 2, 2005
Sold by
Bought by

Purchase Details

Closed on
Apr 1, 2003
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$450,000
Interest Rate
5.92%
Mortgage Type
Stand Alone First
Source: Public Records

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
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.

Not Available

Collateral Analytics does not have data for the current month. Please view the chart for historical values.

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.

Not Available

ICE Mortgage Technology does not have data for the current month. Please view the chart for historical values.

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.

Not Available

First American does not have data for the current month. Please view the chart for historical values.

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.

Not Available

Quantarium does not have data for the current month. Please view the chart for historical values.

Average Value
Not Available
List Price
Sold Price
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

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
-- First American Title Company
$312,000 First American Title Company
-- First American Title Company
-- American Title Co
$712,000 Old Republic Title
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 $318,708
Previous Owner $450,000
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
2025 $11,608 $822,732 $355,136 $467,596
2024 $10,912 $806,601 $348,173 $458,428
2023 $10,912 $790,787 $341,347 $449,440
2022 $10,699 $775,282 $334,654 $440,628
2021 $10,447 $760,082 $328,093 $431,989
2019 $10,185 $737,539 $318,362 $419,177
2018 $9,884 $723,078 $312,120 $410,958
2017 $9,753 $708,900 $306,000 $402,900
2016 $9,116 $695,000 $300,000 $395,000
2015 $9,768 $744,000 $409,201 $334,799
2014 $9,768 $744,000 $409,200 $334,800
Source: Public Records

Map

California Contra Costa County Martinez 94553 Alhambra Hills

121 Mcmahon Ct, Martinez, 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.

Nearby Homes
Your Personal Tour Guide

Ask me questions while you tour the home.