540 Mount Davidson Ct, Clayton, CA 94517 Property Records

Contra Costa County property record for 540 Mount Davidson Ct, Clayton, CA 94517

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 2,342 sqft · built 1978
Lot Size	0.241 acres (10,494 sqft)
Owner	2 Company Names on Record
Last Sale	$1,450,000 (Nov 2021)
Tax Bill	$7,941 (2025)
Deeds & Mortgages	Nov 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`119-490-004-7`

Property Details

APN / Parcel Number

Primary APN	`119-490-004-7`
Alternative APN	`119-490-004`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	11 Rooms
Stories	1 Story
Building Area	2,342 sqft Living Area
1st Floor Area	2,342 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1978
Effective Year Built	Effective 1995
Architectural Style	Ranch
Exterior Material	Stucco
Roof Material	Tile
Lot Area	10,494 sqft (0.241 acres)
Garage Type	Attached
Garage Area	706 sqft
Parking Spaces	2 Parking Spaces

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	540 MT DAVIDSON CT
City	CLAYTON
State	CA
Zip	94517-1602
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T04019 L0004 B EX MR
Legal Subdivision	SUBDIVISION 4019
Legal Tract	04019
Legal Lot Number	4
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	3
Census Block	3011
Census Tract	355306

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	540 MT DAVIDSON CT, CLAYTON, CA 94517-1602
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 15, 2021 · Amount on Record
Deed Sale	Nov 15, 2021 · Amount on Record
Prior Sale	Nov 10, 2016 · Amount on Record
Deed Document Number	2021316599
Prior Transfer Date	Oct 27, 2001
Prior Transfer Doc	0000341990
Record Updated	Sep 20, 2026

November 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Nov 15, 2021
Property Address	540 MT DAVIDSON CT, CLAYTON, CA 94517-1602
Document Number	0000316599
Map Reference	MB 194 PG 50
Instrument Date	Nov 1, 2021
Instrument	2021-316599
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	CHICAGO TITLE COMPANY

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
Relationship	Revocable Living Trust
Address	4408 GRAYS CT, CONCORD, CA 94518-1935

Mortgage

Document Number	0000316600
Date	Nov 15, 2021
Instrument	2021-316600

Lender

Name	CHANGE LENDING LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	14 Months
Due	Jan 1, 2023

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		$616,427 (+2%) Land $150,107 Building $466,320
2025	$7,941.00 (+4.64%) Homeowner's exemption	$604,341 (+4.04%) Land $147,164 Building $457,177
2023	$7,589.00 (+1.46%) Homeowner's exemption	$580,875 Land $141,450 Building $439,425
2022	$7,480.00

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
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	High above 79% of the US · above 56% of California
Wildfire Likelihood	0.5% annual chance
Exposure	Direct burnable vegetation

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 420 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