105 McMahon Ct, Martinez, CA 94553 Property Records

Contra Costa County property record for 105 McMahon Ct, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,799 sqft · built 2002
Lot Size	0.2 acres (8,712 sqft)
Owner	2 Individual Names on Record
Last Sale	$700,000 (Feb 2015)
Tax Bill	$11,910 (2025)
Deeds & Mortgages	Mar 2020 Line of Credit Jun 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`366-210-002-7`

Property Details

APN / Parcel Number

Primary APN	`366-210-002-7`
Alternative APN	`366-210-002`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	11 Rooms
Stories	1 Story
Building Area	2,799 sqft Living Area
1st Floor Area	2,799 sqft

Exterior

Year Built	Built 2002
Effective Year Built	Effective 2003
Lot Area	8,712 sqft (0.2 acres)
Garage Type	Attached
Garage Area	674 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	105 MCMAHON CT
City	MARTINEZ
State	CA
Zip	94553-6164
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T8397 L2
Legal Subdivision	SUBDIVISION 8397
Legal Tract	8397
Legal Lot Number	2
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2000
Census Tract	321103

Owner

Source: Contra Costa County records, as of July 14, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	105 MCMAHON CT, MARTINEZ, CA 94553-6164
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Mar 18, 2020	Deed of Trust, Mortgage · Line of Credit CHEVRON FCU
Jun 11, 2021	Deed of Trust, Mortgage · Conventional Mortgage CHEVRON FCU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 20, 2015 · Amount on Record
Deed Sale	Feb 20, 2015 · Amount on Record
Prior Sale	Mar 8, 2004 · Amount on Record
Deed Document Number	201529039
Record Updated	Oct 29, 2026

March 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	105 MCMAHON CT, MARTINEZ, CA 94553-6164
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	TRANSTAR NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000052976
Date	Mar 18, 2020
Instrument	2020-052976

Lender

Name	CHEVRON FCU
Type	Credit Union
Address	OAKLAND, CA 94607

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	301 Months
Due	Apr 4, 2045

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

June 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	105 MCMAHON CT, MARTINEZ, CA 94553-6164
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	105 MCMAHON CT, MARTINEZ, CA 94553-6164

Mortgage

Document Number	0000170992
Date	Jun 11, 2021
Instrument	2021-170992

Lender

Name	CHEVRON FCU
Type	Credit Union
Address	OAKLAND, CA 94607

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jul 1, 2051

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Martinez City
Unified School District	Martinez Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$858,112 (+2%) Land $539,386 Building $318,726
2025	$11,910.00 (+6.35%)	$841,287 (+4.04%) Land $528,810 Building $312,477
2023	$11,199.00 (+1.97%)	$808,621 Land $508,277 Building $300,344
2022	$10,983.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	8 in force
Nearby Flood Claims	4 (1995–1998)
Claims Outside the SFHA	1 of 4
Most Recent Claim	Mar 1998 · Severe Winter Storms And Flooding

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 45% of the US · lower than 73% of California
Wildfire Likelihood	0.08% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CITY OF MARTINEZ serves 31,015 people · EPA ID CA0710006
Water Source	Purchased surface water from CONTRA COSTA WATER DISTRICT
Last State Inspection	Oct 2025
Lead	Under 1 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 256 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
AT&T Fixed Wireless · DSL · Fiber in parts of the area	100 / 20

May also be available: Astound Broadband, T-Mobile, Unwired, Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

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