139 Warren St, Martinez, CA 94553 Property Records

Contra Costa County property record for 139 Warren St, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,309 sqft · built 1956
Lot Size	0.239 acres (10,400 sqft)
Owner	2 Individual Names on Record
Last Sale	$495,000 (Jan 2017)
Tax Bill	$7,713 (2025)
Deeds & Mortgages	Apr 2020 Mortgage Jan 2017 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`372-155-011-3`

Property Details

APN / Parcel Number

Primary APN	`372-155-011-3`
Alternative APN	`372-155-011`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Half Baths	2 Half Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,309 sqft Living Area
Gross Area	1,714 sqft
1st Floor Area	1,080 sqft
Basement Area	229 sqft

Exterior

Year Built	Built 1956
Effective Year Built	Effective 1956
Lot Area	10,400 sqft (0.239 acres)
Garage Type	Attached
Garage Area	405 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	139 WARREN ST
City	MARTINEZ
State	CA
Zip	94553-2430
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R6
Legal Description	SUNNYSIDE TERR LOTS 2 & 3 BLK 5
Legal Subdivision	SUNNYSIDE TERRACE
Legal Block	5
Legal Lot Number	2,3
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2011
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	139 WARREN ST, MARTINEZ, CA 94553-2430
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Apr 20, 2020	Deed of Trust, Mortgage · Conventional Mortgage CMG MORTGAGE INC
Jan 9, 2017	Grant Deed, Transfer · Conventional Mortgage CMG FINANCIAL

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jan 9, 2017 · Amount on Record
Deed Sale	Jan 9, 2017 · Amount on Record
Prior Sale	Mar 6, 2012 · Amount on Record
Deed Document Number	20174124
Prior Transfer Date	Jul 31, 2002
Prior Transfer Doc	0000274613
Record Updated	Sep 20, 2026

April 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	139 WARREN ST, MARTINEZ, CA 94553-2430
Transaction Type	Mortgage
Record Updated	Nov 3, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000074512
Date	Apr 20, 2020
Instrument	2020-074512

Lender

Name	CMG MORTGAGE INC
Type	Mortgage Company
Address	SAN RAMON, CA 94583

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2050

January 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jan 9, 2017
Property Address	139 WARREN ST, MARTINEZ, CA 94553-2430
Document Number	0000004124
Map Reference	MB14 PG284
Instrument Date	Jan 3, 2017
Instrument	2017-004124
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

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	Community Property with Right of Survivorship
Address	139 WARREN ST, MARTINEZ, CA 94553-2430
Investor	Possibly a Property Investor

Mortgage

Document Number	0000004125
Date	Jan 9, 2017
Instrument	2017-004125

Lender

Name	CMG FINANCIAL
Type	Lending Institution

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Feb 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		$585,972 (+2%) Land $449,839 Building $136,133
2025	$7,713.00 (+6.46%)	$574,483 (+4.04%) Land $441,019 Building $133,464
2023	$7,245.00 (+1.64%)	$552,178 Land $423,895 Building $128,283
2022	$7,128.00

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
Nearby Flood Policies	3 in force
Nearby Flood Claims	5 (1982–2017)
Claims Outside the SFHA	4 of 5
Most Recent Claim	Jan 2017 · Severe Winter Storms, Flooding, And Mudslides

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	High above 71% of the US · above 46% of California
Wildfire Likelihood	0.4% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 348 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 DSL · Fiber in parts of the area	100 / 20

May also be available: Unwired.

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