600 Bertola St, Martinez, CA 94553 Property Records

Contra Costa County property record for 600 Bertola St, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 2,006 sqft · built 1949
Lot Size	0.103 acres (4,500 sqft)
Owner	2 Company Names on Record
Last Sale	$668,000 (Dec 2017)
Tax Bill	$9,722 (2025)
Deeds & Mortgages	Aug 2019 Transfer Dec 2017 Sale & Mortgage
Flood Zone	Zone AO (high risk)
APN	`372-211-016-4`

Property Details

APN / Parcel Number

Primary APN	`372-211-016-4`
Alternative APN	`372-211-016`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	2,006 sqft Living Area
1st Floor Area	1,307 sqft
Basement Area	699 sqft

Exterior

Year Built	Built 1949
Effective Year Built	Effective 1970
Lot Area	4,500 sqft (0.103 acres)
Garage Type	Attached
Garage Area	342 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	600 BERTOLA ST
City	MARTINEZ
State	CA
Zip	94553-3271
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	BERTOLA TRACT POR LOT 6 & 7 BLK 187
Legal Subdivision	BERTOLA
Legal Block	187
Legal Lot Number	6,7
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	3
Census Block	3003
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 Company Names on Record
Mailing Address	600 BERTOLA ST, MARTINEZ, CA 94553-3271
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Aug 13, 2019	Quit Claim Deed, Transfer ATTORNEY ONLY
Dec 18, 2017	Grant Deed, Transfer · Conventional Mortgage GUARANTEED RATE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 18, 2017 · Amount on Record
Deed Sale	Dec 18, 2017 · Amount on Record
Prior Sale	Jun 7, 2011 · Amount on Record
Deed Document Number	2017236494
Last Transfer Date	Aug 7, 2019
Transfer Doc	0000128059
Record Updated	Sep 20, 2026

August 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 13, 2019
Property Address	600 BERTOLA ST, MARTINEZ, CA 94553-3271
Document Number	0000128059
Instrument Date	Aug 7, 2019
Instrument	128059
Transaction Type	Transfer
Record Updated	Aug 20, 2019
Title Company	ATTORNEY ONLY

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	600 BERTOLA ST MARTINEZ CA 945533271, MARTINEZ, CA 94553-3271

December 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 18, 2017
Property Address	600 BERTOLA ST, MARTINEZ, CA 94553-3271
Document Number	0000236494
Instrument Date	Dec 8, 2017
Instrument	236494
Transaction Type	Transfer
Record Updated	Jan 3, 2018
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$734.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Common
Address	600 BERTOLA ST MARTINEZ CA 945533271, MARTINEZ, CA 94553-3271

Mortgage

Document Number	236495
Date	Dec 18, 2017
Instrument	236495

Lender

Name	GUARANTEED RATE
Address	CHICAGO, IL 60613

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Dec 17, 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		$775,266 (+2%) Land $427,093 Building $348,173
2025	$9,722.00 (+5.7%) Homeowner's exemption	$760,066 (+4.04%) Land $418,719 Building $341,347
2023	$9,198.00 (+1.69%) Homeowner's exemption	$730,553 Land $402,460 Building $328,093
2022	$9,045.00

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 109 policies
Nearby Flood Policies	109 in force
Nearby Flood Claims	32 (1980–2019)
Claims Outside the SFHA	3 of 32
Most Recent Claim	Feb 2019
Claims by Event	Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 12 claims Severe Storms, Flooding, Mud And Landslides, Jan 1997 · 5 claims Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 6 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 43% of the US · lower than 74% of California
Wildfire Likelihood	0.08% annual chance
Exposure	Direct burnable vegetation

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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