4300 Arthur Rd, Martinez, CA 94553 Property Records

Contra Costa County property record for 4300 Arthur Rd, Martinez, CA 94553

Property Summary

Property Type	Retail Stores (Personal Services, Photography, Travel)
Details	5,401 sqft · built 1953
Lot Size	0.179 acres (7,800 sqft)
Owner	Company Name on Record
Last Sale	$1,000,000 (Sep 2023)
Tax Bill	$13,073 (2025)
Deeds & Mortgages	Mar 2026 Line of Credit Sep 2023 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`380-120-028-2`

Property Details

APN / Parcel Number

Primary APN	`380-120-028-2`
Alternative APN	`380-120-028`

Interior

Total Rooms	1 Room
Stories	1 Story
Building Area	5,401 sqft Gross Area
1st Floor Area	5,401 sqft

Exterior

Year Built	Built 1953
Effective Year Built	Effective 1953
Exterior Material	Stucco
Construction Type	Concrete Block
Roof Type	Mansard
Roof Material	Composition Shingle
Lot Area	7,800 sqft (0.179 acres)
View / Lot	Corner
Garage Type	Attached
Garage Area	5,000 sqft

Utilities, Heating & Cooling

Heating Fuel	Solar

Location & Zoning

Street Address	4300 ARTHUR RD
City	MARTINEZ
State	CA
Zip	94553-1408
Property Category	Commercial
Property Type	Commercial > Retail > Retail Stores (Personal Services, Photography, Travel)
Local Zoning Code	R6
Legal Description	VINE HILL HOMESITES #1 LOT 13
Legal Subdivision	VINE HILL HOMESITES
Legal Lot Number	13
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	4300 ARTHUR RD, MARTINEZ, CA 94553-1408
Owner Type	Company
Vesting	Limited Liability Partnership

Deeds, Mortgages & Sale History

Date	Document
Mar 30, 2026	Grant Deed, Transfer · Line of Credit FIVE STAR BANK
Sep 13, 2023	Grant Deed, Transfer · Seller Carry-Back KEVIN MADDEN

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 13, 2023 · Amount on Record
Deed Sale	Sep 13, 2023 · Amount on Record
Deed Document Number	202388272
Prior Transfer Date	Feb 6, 2003
Prior Transfer Doc	0000063782
Record Updated	Oct 29, 2026

March 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 30, 2026
Property Address	4300 ARTHUR RD, MARTINEZ, CA 94553-1408
Document Number	0000031250
Map Reference	MB 25 PG 830
Instrument Date	Mar 25, 2026
Instrument	2026- 031250
Transaction Type	Transfer
Record Updated	Apr 9, 2026
Title Company	STEWART TTL GUARANTY CO COM

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4300 ARTHUR RD, MARTINEZ, CA 94553-1408

Mortgage

Document Number	0000031253
Date	Mar 30, 2026
Instrument	2026- 031253

Lender

Name	FIVE STAR BANK
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Mortgage

Document Number	0000031251
Date	Mar 30, 2026
Instrument	2026- 031251

Lender

Name	FIVE STAR BANK
Type	Bank
Address	3100 ZINFANDEL DR STE 100, RANCHO CORDOVA, CA 95670

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate

September 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 13, 2023
Property Address	4300 ARTHUR RD, MARTINEZ, CA 94553-1408
Document Number	0000088272
Map Reference	MB 25 PG 830
Instrument Date	Sep 7, 2023
Instrument	2023-088272
Transaction Type	Transfer
Record Updated	Sep 25, 2023
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

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
Address	125 MASON CIR STE J, J, CONCORD, CA 94520-8521

Mortgage

Document Number	0000088273
Date	Sep 13, 2023
Instrument	2023-088273

Lender

Name	KEVIN MADDEN
Type	Seller

Agreement

Type	Seller Carry-Back
Amount	Amount Recorded

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		$1,040,400 (+2%) Land $364,140 Building $676,260
2025	$13,073.00 (+130.52%)	$1,020,000 (+155.76%) Land $357,000 Building $663,000
2023	$5,671.00 (+2.81%)	$398,819 Land $95,686 Building $303,133
2022	$5,516.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

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 99.1% of the US · lower than 99.2% 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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