524 Brown St, Martinez, CA 94553 Property Records

Contra Costa County property record for 524 Brown St, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	2 bd · 1.5 ba · 1,168 sqft · built 1912
Lot Size	0.115 acres (5,000 sqft)
Owner	2 Trust Names on File
Last Sale	$625,000 (Aug 2020)
Tax Bill	$8,828 (2025)
Deeds & Mortgages	Jan 2020 Mortgage Dec 2020 Transfer + 3 more
Flood Zone	Zone AO (high risk)
APN	`372-283-002-7`

Property Details

APN / Parcel Number

Primary APN	`372-283-002-7`
Alternative APN	`372-283-002`

Interior

Bedrooms	2 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,168 sqft Living Area
1st Floor Area	1,168 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1912
Effective Year Built	Effective 1935
Architectural Style	Ranch
Exterior Material	Stucco
Roof Material	Composition Shingle
Lot Area	5,000 sqft (0.115 acres)
Garage Type	Attached
Garage Area	385 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating System	Floor/Wall Furnace
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	524 BROWN ST
City	MARTINEZ
State	CA
Zip	94553-2521
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	ORIGINAL SURVEY 2 77
Legal Subdivision	MARTINEZ
Legal Block	77
Legal Lot Number	2
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1003
Census Tract	318000

Owner

524 Brown St is owner-occupied and held in a trust since August 2020.

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	2 Trust Names on File
Mailing Address	524 BROWN ST, MARTINEZ, CA 94553-2521
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Jan 30, 2020	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Dec 17, 2020	Quit Claim Deed, Transfer NOT AVAILABLE
Aug 13, 2020	Grant Deed, Transfer · Conventional with PMI WEST COAST FUNDING & REAL ESTATE SV
Feb 1, 2019	Correction Deed · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Mar 14, 2017	Grant Deed, Transfer · FHA Mortgage QUICKEN LNS

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 13, 2020 · Amount on File
Deed Sale	Aug 13, 2020 · Amount on File
Prior Sale	Mar 14, 2017 · Amount on File
Deed Document Number	2020169198
Prior Transfer Date	May 10, 1995
Prior Transfer Doc	0000077693
Record Updated	Oct 29, 2026

January 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	524 BROWN ST, MARTINEZ, CA 94553-2521
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000018591
Date	Jan 30, 2020
Instrument	2020-018591

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2050

December 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 17, 2020
Property Address	524 BROWN ST, MARTINEZ, CA 94553-2521
Document Number	0000317187
Instrument Date	Dec 15, 2020
Instrument	317187
Transaction Type	Transfer
Record Updated	Dec 30, 2020
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	524 BROWN ST MARTINEZ CA 945532521, MARTINEZ, CA 94553-2521

August 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 13, 2020
Property Address	524 BROWN ST, MARTINEZ, CA 94553-2521
Document Number	0000169198
Instrument Date	Aug 11, 2020
Instrument	169198
Transaction Type	Transfer
Record Updated	Aug 26, 2020
Title Company	OLD REPUBLIC TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$688.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	524 BROWN ST MARTINEZ CA 945532521, MARTINEZ, CA 94553-2521

Mortgage

Document Number	169199
Date	Aug 13, 2020
Instrument	169199

Lender

Name	WEST COAST FUNDING & REAL ESTATE SV
Type	Bank
Address	SAN DIEGO, CA 92131

Agreement

Type	Conventional with PMI
Amount	Amount on Record
Term	360 Months
Due	Aug 12, 2050

February 2019: Correction Deed

Document Type	Correction Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 1, 2019
Property Address	524 BROWN ST, MARTINEZ, CA 94553-2521
Document Number	0000014421
Instrument Date	Jan 28, 2019
Instrument	2019-014421
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	524 BROWN ST, MARTINEZ, CA 94553-2521

Mortgage

Document Number	0000014422
Date	Feb 1, 2019
Instrument	2019-014422

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Feb 1, 2049

March 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 14, 2017
Property Address	524 BROWN ST, MARTINEZ, CA 94553-2521
Document Number	0000044352
Instrument Date	Mar 8, 2017
Instrument	44352
Transaction Type	Transfer
Record Updated	Mar 21, 2017
Title Company	NORTH AMERICAN TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$517.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	524 BROWN ST MARTINEZ CA 945532521, MARTINEZ, CA 94553-2521

Mortgage

Document Number	44353
Date	Mar 14, 2017
Instrument	44353

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	FHA Mortgage
Amount	Amount on Record
Term	360 Months
Due	Mar 13, 2047

Tax Assessment & Valuation

The 2025 property tax bill for 524 Brown St was $8,828 with a homeowner's exemption.

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		$690,047 (+2%) Land $535,477 Building $154,570
2025	$8,828.00 Homeowner's exemption	$676,518 Land $524,978 Building $151,540
2023	$8,289.00 (+1.68%) Homeowner's exemption	$650,250 Land $504,594 Building $145,656
2022	$8,152.00

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

Flood

FEMA maps place 524 Brown St in Zone AO, a high-risk flood area; flood insurance is required for federally backed loans.

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 File median of 23 policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	23 in force
Nearby Flood Claims	12 (1980–2022)
Claims Outside the SFHA	3 of 12
Most Recent Claim	Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 5 claims Severe Storms, Flooding, Mud And Landslides, Jan 1997 · 2 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

Wildfire risk around 524 Brown St is moderate, ranking above 48% of the US, with a 0.1% annual chance of 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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