512 Berrellesa St, Martinez, CA 94553 Property Records

Contra Costa County property record for 512 Berrellesa St, Martinez, CA 94553

Property Summary

Property Type	Townhouse
Details	3 bd · 2.5 ba · 1,483 sqft · built 2007
Lot Size	0.042 acres (1,846 sqft)
Owner	2 Individual Names on Record
Last Sale	$645,000 (Jul 2021)
Tax Bill	$8,908 (2025)
Deeds & Mortgages	Jul 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`373-233-012-5`

Property Details

APN / Parcel Number

Primary APN	`373-233-012-5`
Alternative APN	`373-233-012`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,483 sqft Living Area
1st Floor Area	744 sqft
2nd Floor Area	674 sqft
Basement Area	65 sqft

Exterior

Year Built	Built 2007
Effective Year Built	Effective 2008
Architectural Style	Townhouse
Lot Area	1,846 sqft (0.042 acres)
Garage Type	Attached
Garage Area	488 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	512 BERRELLESA ST
City	MARTINEZ
State	CA
Zip	94553-1506
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Townhouse
Legal Description	T9111 L6
Legal Subdivision	SUBDIVISION 9111
Legal Tract	9111
Legal Lot Number	6
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1051
Census Tract	316000

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	2 Individual Names on Record
Mailing Address	512 BERRELLESA ST, MARTINEZ, CA 94553-1506
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 26, 2021 · Amount on Record
Deed Sale	Jul 26, 2021 · Amount on Record
Prior Sale	Jun 17, 2008 · Amount on Record
Deed Document Number	2021209404
Record Updated	Oct 29, 2026

July 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 26, 2021
Property Address	512 BERRELLESA ST, MARTINEZ, CA 94553-1506
Document Number	0000209404
Map Reference	MB 501 PG 16
Instrument Date	May 12, 2021
Instrument	2021-209404
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	CORNERSTONE 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	512 BERRELLESA ST, MARTINEZ, CA 94553-1506

Mortgage

Document Number	0000209405
Date	Jul 26, 2021
Instrument	2021-209405

Lender

Name	GUARANTEED RATE INC
Type	Mortgage Company

Agreement

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

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		$587,000 (-14.24%) Land $273,023 Building $313,977
2025	$8,908.00 (+6.52%) Homeowner's exemption	$684,478 (+4.04%) Land $318,362 Building $366,116
2023	$8,363.00 (+1.49%) Homeowner's exemption	$657,900 Land $306,000 Building $351,900
2022	$8,240.00

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 42 policies
Nearby Flood Policies	42 in force
Nearby Flood Claims	20 (1982–2017)
Claims Outside the SFHA	4 of 20
Most Recent Claim	Jan 2017 · Severe Winter Storms, Flooding, And Mudslides
Claims by Event	Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 3 claims Coastal Storms, Floods, Slides & Tornadoes, Mar 1983 · 5 claims Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 3 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 58% of the US · lower than 65% 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 371 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Astound Broadband Fiber · Cable in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 2,000
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless · DSL	100 / 20
T-Mobile Fixed Wireless	100 / 20