425 Brown St, Martinez, CA 94553 Property Records

Contra Costa County property record for 425 Brown St, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 743 sqft · built 1920
Lot Size	0.083 acres (3,600 sqft)
Owner	2 Company Names on Record
Tax Bill	$4,643 (2025)
Deeds & Mortgages	Jul 2026 Transfer Jul 2026 Transfer + 1 more
Flood Zone	Zone AO (high risk)
APN	`372-295-003-1`

Property Details

APN / Parcel Number

Primary APN	`372-295-003-1`
Alternative APN	`372-295-003`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	743 sqft Living Area
1st Floor Area	743 sqft

Exterior

Year Built	Built 1920
Effective Year Built	Effective 1920
Lot Area	3,600 sqft (0.083 acres)
Garage Type	Attached
Garage Area	297 sqft
Parking Spaces	1 Parking Space

Location & Zoning

Street Address	425 BROWN ST
City	MARTINEZ
State	CA
Zip	94553-2518
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	ORIGINAL SURVEY POR 7 71
Legal Subdivision	MARTINEZ
Legal Block	71
Legal Lot Number	7
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2030
Census Tract	317000

Owner

Source: Contra Costa County records, as of August 7, 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	425 BROWN ST, MARTINEZ, CA 94553-2518
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Sole Owner

Deeds, Mortgages & Sale History

Date	Document
Jul 31, 2026	Quit Claim Deed, Transfer NONE LISTED ON DOCUMENT
Jul 31, 2026	Quit Claim Deed, Transfer NONE LISTED ON DOCUMENT
Sep 27, 2017	Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 31, 2009
Deed Sale	Aug 31, 2009
Prior Sale	Sep 4, 2008 · Amount on Record
Deed Document Number	2009208239
Prior Transfer Date	Mar 7, 2001
Prior Transfer Doc	0000099860
Record Updated	Oct 29, 2026

July 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 31, 2026
Property Address	425 BROWN ST, MARTINEZ, CA 94553-2518
Document Number	0000080533
Instrument Date	Jul 16, 2026
Instrument	202680533
Transaction Type	Transfer
Record Updated	Aug 31, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Sole Owner
Address	425 BROWN ST, MARTINEZ, CA 94553-2518

July 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 31, 2026
Property Address	425 BROWN ST, MARTINEZ, CA 94553-2518
Document Number	0000080532
Instrument Date	Jul 16, 2026
Instrument	202680532
Transaction Type	Transfer
Record Updated	Aug 31, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Sole Owner
Address	425 BROWN ST, MARTINEZ, CA 94553-2518

September 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	425 BROWN ST, MARTINEZ, CA 94553-2518
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATL TITLE CONCORD

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000176508
Date	Sep 27, 2017
Instrument	2017-176508

Lender

Name	WELLS FARGO BANK NA
Type	Bank
Address	SIOUX FALLS, SD 57104

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Oct 1, 2047

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		$327,048 (+2%) Land $275,831 Building $51,217
2025	$4,643.00 (+6.54%) Homeowner's exemption	$320,636 (+4.04%) Land $270,423 Building $50,213
2023	$4,358.00 (+1.59%) Homeowner's exemption	$308,187 Land $259,923 Building $48,264
2022	$4,290.00

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 AO high risk · sheet flow 1–3 ft
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on Record median of 70 policies
Nearby Flood Policies	70 in force
Nearby Flood Claims	51 (1980–2018)
Claims Outside the SFHA	1 of 51
Most Recent Claim	Sep 2018
Claims by Event	Severe Winter Storms, Flooding, And Mudslides, Feb 2017 · 6 claims Severe Storms, Flooding, Mudslides, And Landslides, Dec 2005 · 12 claims Severe Storms, Flooding, Mud And Landslides, Jan 1997 · 9 claims

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 48% of the US · lower than 71% of California
Wildfire Likelihood	0.1% annual chance
Exposure	Indirect within 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 853 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Fiber · Cable in parts of the area	1,500 / 1,500
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Unwired.

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