4940 Thatcher Dr, Martinez, CA 94553 Property Records

Contra Costa County property record for 4940 Thatcher Dr, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 1,816 sqft · built 1989
Lot Size	0.074 acres (3,200 sqft)
Owner	Company Name on Record
Last Sale	$470,000 (Jul 2013)
Tax Bill	$7,650 (2025)
Deeds & Mortgages	Oct 2020 Transfer Oct 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`161-420-076-2`

Property Details

APN / Parcel Number

Primary APN	`161-420-076-2`
Alternative APN	`161-420-076`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	2 Stories
Building Area	1,816 sqft Living Area
1st Floor Area	858 sqft
2nd Floor Area	958 sqft

Exterior

Year Built	Built 1989
Effective Year Built	Effective 1989
Architectural Style	Cluster
Lot Area	3,200 sqft (0.074 acres)
Garage Type	Attached
Garage Area	434 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	4940 THATCHER DR
City	MARTINEZ
State	CA
Zip	94553-4386
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T6842 L29
Legal Subdivision	SUBDIVISION 6842
Legal Tract	6842
Legal Lot Number	29
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	4
Census Block	4019
Census Tract	320004

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	4940 THATCHER DR, MARTINEZ, CA 94553-4386
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Oct 26, 2020	Quit Claim Deed, Transfer NOT AVAILABLE
Oct 1, 2020	Intrafamily Transfer, Transfer · Conventional Mortgage ONY GLO INC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 12, 2013 · Amount on Record
Deed Sale	Jul 12, 2013 · Amount on Record
Prior Sale	Nov 16, 2007 · Amount on Record
Deed Document Number	2013174824
Last Transfer Date	Oct 14, 2020
Transfer Doc	0000250549
Record Updated	Oct 29, 2026

October 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 26, 2020
Property Address	4940 THATCHER DR, MARTINEZ, CA 94553-4386
Document Number	0000250549
Instrument Date	Oct 14, 2020
Instrument	250549
Transaction Type	Transfer
Record Updated	Nov 5, 2020
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	4940 THATCHER DR MARTINEZ CA 945534386, MARTINEZ, CA 94553-4386

October 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 1, 2020
Property Address	4940 THATCHER DR, MARTINEZ, CA 94553-4386
Document Number	0000224413
Map Reference	MB 317 PG 26
Instrument Date	Sep 25, 2020
Instrument	2020-224413
Transaction Type	Transfer
Record Updated	Jul 27, 2021
Title Company	FIDELITY NATIONAL TITLE CO

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
Relationship	Joint Tenants
Address	4940 THATCHER DR, MARTINEZ, CA 94553-4386

Mortgage

Document Number	0000224414
Date	Oct 1, 2020
Instrument	2020-224414

Lender

Name	ONY GLO INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Oct 1, 2050

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	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$587,667 (+2%) Land $275,077 Building $312,590
2025	$7,650.00 (+4.77%)	$576,145 (+4.04%) Land $269,684 Building $306,461
2023	$7,302.00 (+1.76%)	$553,774 Land $259,213 Building $294,561
2022	$7,176.00

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

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; 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 454 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, AT&T, Verizon.

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