4241 Arthur Rd, Martinez, CA 94553 Property Records

Contra Costa County property record for 4241 Arthur Rd, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 2,015 sqft · built 1982
Lot Size	0.5 acres (21,780 sqft)
Owner	Company Name on Record
Last Sale	$213,500 (Dec 2017)
Tax Bill	$10,378 (2025)
Deeds & Mortgages	Apr 2021 Mortgage Aug 2022 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`380-120-035-7`

Property Details

APN / Parcel Number

Primary APN	`380-120-035-7`
Alternative APN	`380-120-035`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	2,015 sqft Living Area
1st Floor Area	2,015 sqft

Exterior

Year Built	Built 1982
Effective Year Built	Effective 1986
Lot Area	21,780 sqft (0.5 acres)
Garage Type	Attached
Garage Area	864 sqft
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	4241 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	RANCHO LAS JUNTAS
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	Company Name on Record
Mailing Address	4135 IRENE DR, MARTINEZ, CA 94553-1424
Owner Type	Company
Vesting	Limited Liability Company

Deeds, Mortgages & Sale History

Date	Document
Apr 19, 2021	Deed of Trust, Mortgage · Commercial Mortgage THE JOHN READ AND ELLEN READ REVOCABLE T
Aug 8, 2022	Intrafamily Transfer, Transfer · Commercial Mortgage VELOCITY COMMERCIAL CAPITAL LLC
Feb 6, 2018	Deed of Trust, Mortgage · Conventional Mortgage ACM INVTR SVCS
Dec 7, 2017	Grant Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 7, 2017 · Amount on Record
Deed Sale	Dec 7, 2017 · Amount on Record
Deed Document Number	2017229844
Record Updated	Sep 20, 2026

April 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4241 ARTHUR RD, MARTINEZ, CA 94553-1405
Transaction Type	Mortgage
Record Updated	May 30, 2023
Title Company	PACIFIC COAST TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4135 IRENE DR, MARTINEZ, CA 94553-1424

Mortgage

Document Number	0000116089
Date	Apr 19, 2021
Instrument	2021-116089

Lender

Name	THE JOHN READ AND ELLEN READ REVOCABLE T
Type	Non-Lending Institution
Address	LA QUINTA, CA 92253

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded
Term	25 Months
Due	May 1, 2023

August 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 8, 2022
Property Address	4241 ARTHUR RD, MARTINEZ, CA 94553-1405
Document Number	0000123535
Instrument Date	Jul 28, 2022
Instrument	2022-123535
Transaction Type	Transfer
Record Updated	May 30, 2023
Title Company	ACCOMMODATION

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4135 IRENE DRIVE, FAIRFIELD, CA 94533

Mortgage

Document Number	0000123536
Date	Aug 8, 2022
Instrument	2022-123536

Lender

Name	VELOCITY COMMERCIAL CAPITAL LLC
Address	THOUSAND OAKS, CA 91362

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

February 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4241 ARTHUR RD, MARTINEZ, CA 94553-1405
Document Number	0000023173
Instrument Date	Feb 6, 2018
Transaction Type	Mortgage
Record Updated	Feb 20, 2018
Title Company	OTHER

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	1 SANSOME ST #3500 SAN FRANCISCO CA 941044436, 3500, SAN FRANCISCO, CA 94104-4436

Mortgage

Document Number	0000023173
Date	Feb 14, 2018
Instrument	23173

Lender

Name	ACM INVTR SVCS
Type	MERS
Address	LARKSPUR, CA 94939

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded

December 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 7, 2017
Property Address	4241 ARTHUR RD, MARTINEZ, CA 94553-1405
Document Number	0000229844
Instrument Date	Dec 7, 2017
Instrument	229844
Transaction Type	Transfer
Record Updated	Dec 12, 2017
Title Company	ATTORNEY ONLY

Transaction

Amount	Amount Recorded
Tax	$234.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	4241 ARTHUR RD MARTINEZ CA 945531405, MARTINEZ, CA 94553-1405

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		$811,823 (+2%) Land $472,237 Building $339,586
2025	$10,378.00 (+6.96%)	$795,906 (+4.04%) Land $462,978 Building $332,928
2023	$9,703.00 (+22.2%)	$765,000 Land $445,000 Building $320,000
2022	$7,940.00

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
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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