447 Grenache Cir, Clayton, CA 94517 Property Records

Contra Costa County property record for 447 Grenache Cir, Clayton, CA 94517

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,391 sqft · built 1980
Lot Size	0.316 acres (13,750 sqft)
Owner	2 Company Names on Record
Tax Bill	$10,008 (2025)
Deeds & Mortgages	Feb 2026 Sale Nov 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`119-592-002-8`

Property Details

APN / Parcel Number

Primary APN	`119-592-002-8`
Alternative APN	`119-592-002`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	2,391 sqft Living Area
1st Floor Area	1,423 sqft
2nd Floor Area	968 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1980
Effective Year Built	Effective 1980
Architectural Style	Ranch
Exterior Material	Wood
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	13,750 sqft (0.316 acres)
Lot Dimensions	125 ft deep x 110 ft wide
Garage Type	Attached
Garage Area	491 sqft
Parking Spaces	2 Parking Spaces
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	447 GRENACHE CIR
City	CLAYTON
State	CA
Zip	94517-1431
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R12
Legal Description	T05049 L0123 B
Legal Subdivision	SUBDIVISION 5049
Legal Tract	05049
Legal Lot Number	123
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1007
Census Tract	355308

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 Company Names on Record
Mailing Address	447 GRENACHE CIR, CLAYTON, CA 94517-1431
Owner Type	Company
Vesting	Life Tenant

Deeds, Mortgages & Sale History

Date	Document
Feb 18, 2026	Grant Deed, Transfer
Nov 1, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 21, 2015
Deed Sale	Apr 21, 2015
Prior Sale	Apr 25, 2012 · Amount on Record
Deed Document Number	201575743
Last Transfer Date	Oct 27, 2021
Transfer Doc	0000304741
Record Updated	Sep 20, 2026

February 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 18, 2026
Property Address	447 GRENACHE CIR, CLAYTON, CA 94517-1431
Document Number	0000016084
Map Reference	MB 212 PG 2
Instrument Date	Jan 19, 2026
Instrument	2026- 016084
Transaction Type	Transfer
Record Updated	Feb 27, 2026

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	447 GRENACHE CIR, CLAYTON, CA 94517-1431

November 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Nov 1, 2021
Property Address	447 GRENACHE CIR, CLAYTON, CA 94517-1431
Document Number	0000304741
Map Reference	MB 212 PG 2
Instrument Date	Oct 27, 2021
Instrument	2021-304741
Transaction Type	Transfer
Record Updated	Aug 1, 2023
Title Company	STEWART TITLE, STEWART TITLE OF CA INC

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	447 GRENACHE CIR, CLAYTON, CA 94517-1431

Mortgage

Document Number	0000304742
Date	Nov 1, 2021
Instrument	2021-304742

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Nov 1, 2051

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	Clayton City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$807,130 (+2%) Land $450,970 Building $356,160
2025	$10,008.00 (+4.47%) Homeowner's exemption	$791,305 (+4.04%) Land $442,128 Building $349,177
2023	$9,580.00 (+1.33%) Homeowner's exemption	$760,579 Land $424,960 Building $335,619
2022	$9,454.00

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
Nearby Flood Policies	4 in force

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	Moderate above 66% of the US · above 40% of California
Wildfire Likelihood	0.2% annual chance
Exposure	Indirect within 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 253 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
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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