742 Arnold Dr, Martinez, CA 94553 Property Records

Contra Costa County property record for 742 Arnold Dr, Martinez, CA 94553 · Last verified July 2026

Property Highlights

Property Type	Commercial > Office > Commercial Office
Year Built	Built 2007
Square Footage	6,432 sqft Gross Area
Lot Size	23,958 sqft (0.55 acres)
Last Sale	$1,700,000 (2024)
Tax Bill	$23,897.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`377-140-007-8`
Alternative APN	`377-140-007`

Interior

Total Rooms	3 Rooms
Building Area	6,432 sqft Gross Area
1st Floor	6,432 sqft 1st Floor
Stories	1 Stories

Exterior

Year Built	Built 2004
Effective Year Built	Effective 2007
Lot Area	23,958 sqft (0.55 acres)

Location & Zoning

Street Address	742 ARNOLD DR
City	MARTINEZ
State	CA
Zip	94553-6866
Property Usage	Commercial Property Usage
Type	Commercial > Office > Commercial Office
Legal Description	POR RO LAS JUNTAS
Legal Subdivision	LAS JUNTAS RHO
Jurisdiction	CONTRA COSTA CA
Minor Civil Division	CENTRAL CONTRA COSTA
Census Blockgroup	1
Census Block	1015
Census Tract	320003

Owner

Source: Contra Costa County records · APN 377-140-007-8

Assessment roll updated July 14, 2026 · Last verified July 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 File
Mailing Address	446 OLD COUNTY RD, 100401, PACIFICA, CA 94044-3270
Owner Type	Owner is a Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jul 03, 2024 · Amount on Record
Deed Sale	Jul 03, 2024 · Amount on Record
Prior Sale	Nov 03, 2014 · Amount on Record
Deed Doc Number	202463931
Prior Transfer Date	Sep 10, 2008
Prior Transfer Doc	0000203962
Record Refreshed	Sep 20, 2026

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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

Assessed value is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2026		$1,734,000 (+2%) Land $612,000 Building $1,122,000
2025	$23,897.00 (-8.17%)	$1,700,000 (+5.12%) Land $600,000 Building $1,100,000
2023	$26,023.00 (+2.41%)	$1,617,246 Land $577,587 Building $1,039,659
2022	$25,411.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.