316 Warren St, Martinez, CA 94553 Property Records

Contra Costa County property record for 316 Warren St, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 1,082 sqft · built 1918
Lot Size	0.092 acres (4,000 sqft)
Owner	2 Individual Names on Record
Last Sale	$475,000 (Apr 2019)
Tax Bill	$7,098 (2025)
Deeds & Mortgages	Apr 2021 Mortgage Apr 2019 Sale & Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`372-306-003-8`

Property Details

APN / Parcel Number

Primary APN	`372-306-003-8`
Alternative APN	`372-306-003`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,082 sqft Living Area
1st Floor Area	1,082 sqft

Exterior

Year Built	Built 1918
Effective Year Built	Effective 1918
Lot Area	4,000 sqft (0.092 acres)
Garage Type	Attached
Garage Area	288 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	316 WARREN ST
City	MARTINEZ
State	CA
Zip	94553-2433
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R13
Legal Description	ORIGINAL SURVEY POR 2&3 60
Legal Subdivision	MARTINEZ
Legal Block	60
Legal Lot Number	2,3
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1010
Census Tract	318000

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	316 WARREN ST, MARTINEZ, CA 94553-2433
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Apr 14, 2021	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC
Apr 29, 2019	Grant Deed, Transfer · FHA Mortgage FINANCE OF AMERICA MORTGAGE LLC
Jun 12, 2017	Quit Claim Deed, Transfer Quitclaim

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 29, 2019 · Amount on Record
Deed Sale	Apr 29, 2019 · Amount on Record
Prior Sale	Aug 27, 2014 · Amount on Record
Deed Document Number	201959654
Prior Transfer Date	May 22, 2017
Prior Transfer Doc	0000104216
Record Updated	Oct 29, 2026

April 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	316 WARREN ST, MARTINEZ, CA 94553-2433
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	AMROCK TITLE CALIFORNIA

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	316 WARREN ST, MARTINEZ, CA 94553-2433

Mortgage

Document Number	0000111341
Date	Apr 14, 2021
Instrument	2021-111341

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

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

April 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Apr 29, 2019
Property Address	316 WARREN ST, MARTINEZ, CA 94553-2433
Document Number	0000059654
Instrument Date	Apr 25, 2019
Instrument	2019-059654
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	316 WARREN ST, MARTINEZ, CA 94553-2433

Mortgage

Document Number	0000059655
Date	Apr 29, 2019
Instrument	2019-059655

Lender

Name	FINANCE OF AMERICA MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2049

June 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 12, 2017
Property Address	316 WARREN ST, MARTINEZ, CA 94553-2433
Document Number	0000104216
Instrument Date	May 22, 2017
Instrument	104216
Transaction Type	Transfer
Record Updated	Jun 26, 2017

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	5112 TEAL WAY OCEANSIDE CA 920571843, OCEANSIDE, CA 92057-1843

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		$540,464 (+2%) Land $409,616 Building $130,848
2025	$7,098.00 (+6.51%) Homeowner's exemption	$529,868 (+4.04%) Land $401,585 Building $128,283
2023	$6,664.00 (+1.66%) Homeowner's exemption	$509,294 Land $385,992 Building $123,302
2022	$6,555.00

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 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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