302 Brown St, Martinez, CA 94553 Property Records

Contra Costa County property record for 302 Brown St, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,159 sqft · built 1975
Lot Size	0.145 acres (6,300 sqft)
Owner	Individual Name on Record
Last Sale	$373,000 (Dec 2011)
Tax Bill	$6,384 (2025)
Deeds & Mortgages	Oct 2021 Mortgage May 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`372-281-001-1`

Property Details

APN / Parcel Number

Primary APN	`372-281-001-1`
Alternative APN	`372-281-001`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	2,159 sqft Living Area
1st Floor Area	1,874 sqft
Basement Area	285 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1975
Effective Year Built	Effective 1990
Lot Area	6,300 sqft (0.145 acres)
Garage Type	Attached
Garage Area	539 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch

Utilities, Heating & Cooling

Heating System	Forced Air with A/C

Location & Zoning

Street Address	302 BROWN ST
City	MARTINEZ
State	CA
Zip	94553-2517
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R35
Legal Description	ORIGINAL SURVEY LOT 4 POR 3 BLK 79
Legal Subdivision	MARTINEZ
Legal Block	79
Legal Lot Number	4
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1007
Census Tract	318000

Owner

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	Individual Name on Record
Mailing Address	302 BROWN ST, MARTINEZ, CA 94553-2517
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Oct 13, 2021	Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC
May 12, 2020	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS
Dec 26, 2018	Deed of Trust, Mortgage · Conventional Mortgage MR COOPER

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 13, 2011 · Amount on Record
Deed Sale	Dec 13, 2011 · Amount on Record
Prior Sale	Apr 8, 2011 · Amount on Record
Deed Document Number	2011271898
Prior Transfer Date	May 6, 2003
Prior Transfer Doc	0000220894
Record Updated	Oct 29, 2026

October 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	302 BROWN ST, MARTINEZ, CA 94553-2517
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	303 BROWN ST, MARTINEZ, CA 94553-2516

Mortgage

Document Number	0000282624
Date	Oct 13, 2021
Instrument	2021-282624

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	241 Months
Due	Nov 1, 2041

May 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	302 BROWN ST, MARTINEZ, CA 94553-2517
Document Number	0000100398
Instrument Date	May 12, 2020
Transaction Type	Mortgage
Record Updated	Jun 4, 2020
Title Company	AMROCK TITLE CA INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	302 BROWN ST MARTINEZ CA 945532517, MARTINEZ, CA 94553-2517

Mortgage

Document Number	0000100398
Date	May 27, 2020
Instrument	100398

Lender

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

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	May 26, 2050

December 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	302 BROWN ST, MARTINEZ, CA 94553-2517
Document Number	0000000689
Instrument Date	Dec 26, 2018
Transaction Type	Mortgage
Record Updated	Jan 14, 2019
Title Company	TITLE 365

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	302 BROWN ST MARTINEZ CA 945532517, MARTINEZ, CA 94553-2517

Mortgage

Document Number	0000000689
Date	Jan 3, 2019
Instrument	689

Lender

Name	MR COOPER
Address	DALLAS, TX 75019

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Jan 2, 2034

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		$477,863 (+2%) Land $224,199 Building $253,664
2025	$6,384.00 (+6.51%) Homeowner's exemption	$468,494 (+4.04%) Land $219,803 Building $248,691
2023	$5,994.00 (+1.64%) Homeowner's exemption	$450,304 Land $211,269 Building $239,035
2022	$5,897.00

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
Nearest Special Flood Hazard Area	Zone AO, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record 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

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

Wildfire Risk	Moderate above 54% of the US · lower than 68% 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 358 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
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
AT&T Fixed Wireless · DSL · Fiber in parts of the area	100 / 20

May also be available: Unwired.

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