804 Corte Briones, Martinez, CA 94553 Property Records

Contra Costa County property record for 804 Corte Briones, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	5 bd · 2.5 ba · 2,488 sqft · built 1978
Lot Size	1.02 acres (44,800 sqft)
Owner	2 Company Names on Record
Tax Bill	$9,600 (2025)
Deeds & Mortgages	Mar 2021 Line of Credit Oct 2020 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`365-341-005-4`

Property Details

APN / Parcel Number

Primary APN	`365-341-005-4`
Alternative APN	`365-341-005`

Interior

Bedrooms	5 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	1 Story
Building Area	2,488 sqft Living Area
Gross Area	3,072 sqft
1st Floor Area	1,582 sqft
Basement Area	906 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1978
Effective Year Built	Effective 1979
Architectural Style	Contemporary
Exterior Material	Wood Siding
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	44,800 sqft
Garage Type	Attached
Garage Area	584 sqft
Parking Spaces	2 Parking Spaces
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	804 CORTE BRIONES
City	MARTINEZ
State	CA
Zip	94553-5950
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T04905 L0005 B
Legal Subdivision	SUBDIVISION 4905
Legal Tract	04905
Legal Lot Number	5
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2002
Census Tract	347000

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 Company Names on Record
Mailing Address	804 CORTE BRIONES, MARTINEZ, CA 94553-5950
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Mar 4, 2021	Deed of Trust, Mortgage · Line of Credit COMERICA BANK
Oct 9, 2020	Correction Deed, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO
Sep 30, 2020	Deed of Trust, Mortgage · Conventional Mortgage AMERICAN PACIFIC MTG

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Sep 30, 2020
Transfer Doc	0000232810
Record Updated	Oct 29, 2026

March 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	804 CORTE BRIONES, MARTINEZ, CA 94553-5950
Transaction Type	Mortgage
Record Updated	Nov 3, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	804 CORTE BRIONES, MARTINEZ, CA 94553-5950

Mortgage

Document Number	0000066338
Date	Mar 4, 2021
Instrument	2021-066338

Lender

Name	COMERICA BANK
Type	Bank
Address	DALLAS, TX 75201

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	359 Months
Due	Feb 20, 2051

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

October 2020: Correction Deed, Transfer

Document Type	Correction Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 9, 2020
Property Address	804 CORTE BRIONES, MARTINEZ, CA 94553-5950
Document Number	0000232810
Instrument Date	Oct 9, 2020
Instrument	232810
Transaction Type	Transfer
Record Updated	Oct 26, 2020
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Tax	$0.00
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	804 CORTE BRIONES MARTINEZ CA 945535950, MARTINEZ, CA 94553-5950

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	804 CORTE BRIONES, MARTINEZ, CA 94553-5950
Document Number	0000232811
Instrument Date	Sep 30, 2020
Transaction Type	Mortgage
Record Updated	Oct 26, 2020
Title Company	FIDELITY NATIONAL TITLE, FIDELITY TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	804 CORTE BRIONES MARTINEZ CA 945535950, MARTINEZ, CA 94553-5950

Mortgage

Document Number	0000232811
Date	Oct 9, 2020
Instrument	232811

Lender

Name	AMERICAN PACIFIC MTG
Type	Mortgage Company
Address	ROSEVILLE, CA 95661

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Oct 8, 2050

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		$748,751 (+2%) Land $192,753 Building $555,998
2025	$9,600.00 (+7.42%)	$734,071 (+4.04%) Land $188,974 Building $545,097
2023	$8,937.00 (+1.68%) Homeowner's exemption	$705,568 Land $181,637 Building $523,931
2022	$8,789.00

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	1 in force
Nearby Flood Claims	1 (1986)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 1986 · Severe Storms & 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 62% of the US · lower than 62% of California
Wildfire Likelihood	0.2% annual chance
Exposure	Direct burnable vegetation

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
Also Mapped Here	EAST BAY MUD
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 203 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
AT&T DSL	100 / 20

May also be available: T-Mobile.

Cell Coverage

5G (outdoors only) and 4G LTE

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