4213 Arthur Rd, Martinez, CA 94553 Property Records

Contra Costa County property record for 4213 Arthur Rd, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 960 sqft · built 1982
Lot Size	0.23 acres (10,018 sqft)
Owner	2 Individual Names on Record
Last Sale	$432,000 (Dec 2005)
Tax Bill	$7,980 (2025)
Deeds & Mortgages	Aug 2018 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`380-120-039-9`

Property Details

APN / Parcel Number

Primary APN	`380-120-039-9`
Alternative APN	`380-120-039`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	960 sqft Living Area
1st Floor Area	960 sqft

Exterior

Year Built	Built 1982
Effective Year Built	Effective 1983
Lot Area	10,018 sqft (0.23 acres)
Garage Type	Attached
Garage Area	1,000 sqft
Parking Spaces	4 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	4213 ARTHUR RD
City	MARTINEZ
State	CA
Zip	94553-1405
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R6
Legal Description	POR RO LAS JUNTAS
Legal Subdivision	LAS JUNTAS RHO
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1015
Census Tract	320001

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	4213 ARTHUR RD, MARTINEZ, CA 94553-1405
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 22, 2005 · Amount on Record
Deed Sale	Dec 22, 2005 · Amount on Record
Prior Sale	Oct 30, 1998 · Amount on Record
Deed Document Number	2005489777
Last Transfer Date	Jul 27, 2018
Transfer Doc	0000125695
Record Updated	Oct 29, 2026

August 2018: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 7, 2018
Property Address	4213 ARTHUR RD, MARTINEZ, CA 94553-1405
Document Number	0000125695
Instrument Date	Jul 27, 2018
Instrument	2018-125695
Transaction Type	Transfer
Record Updated	Jul 27, 2021
Title Company	LAWYERS TITLE SD

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	4213 ARTHUR RD, MARTINEZ, CA 94553-1405

Mortgage

Document Number	0000125696
Date	Aug 7, 2018
Instrument	2018-125696

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Aug 1, 2048

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Unified School District	Martinez Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$602,147 (+2%) Land $397,256 Building $204,891
2025	$7,980.00 (+7.1%)	$590,341 (+4.04%) Land $389,467 Building $200,874
2023	$7,451.00 (+2.59%)	$567,420 Land $374,345 Building $193,075
2022	$7,263.00

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 AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	2 in force
Nearby Flood Claims	1 (1998)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jan 1998 · rainfall accumulation

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	Low lower than 99.8% of the US · lower than 99.8% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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	CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003
Water Source	Surface water
Last State Inspection	Jan 2022
Lead	Under 1 ppb (2026–2028) 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 497 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband.

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