4161 Leon Dr, Clayton, CA 94517 Property Records

Contra Costa County property record for 4161 Leon Dr, Clayton, CA 94517

Property Summary

Property Type	Rural Home
Details	2,631 sqft · built 1989
Lot Size	5.35 acres (233,481 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,325,000 (Jul 2023)
Tax Bill	$15,044 (2025)
Deeds & Mortgages	Jul 2023 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`078-310-025-8`

Property Details

APN / Parcel Number

Primary APN	`078-310-025-8`
Alternative APN	`078-310-025`

Interior

Total Rooms	1 Room
Stories	1 Story
Building Area	2,631 sqft Living Area
1st Floor Area	2,631 sqft

Exterior

Year Built	Built 1989
Effective Year Built	Effective 1990
Lot Area	233,481 sqft
Parking Spaces	3 Parking Spaces

Location & Zoning

Street Address	4161 LEON DR
City	CLAYTON
State	CA
Zip	94517-9702
Property Category	Residential
Property Type	Residential > Single Family > Rural Home
Local Zoning Code	A2
Legal Description	PCL MAP 122 PG 50 PCL B
Legal Tract	122PM50
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	TASSAJARA
Census Block Group	1
Census Block	1042
Census Tract	355112

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 Individual Names on Record
Mailing Address	4161 LEON DR, CLAYTON, CA 94517-9702
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 24, 2023 · Amount on Record
Deed Sale	Jul 24, 2023 · Amount on Record
Prior Sale	Feb 8, 2005 · Amount on Record
Deed Document Number	202370253
Prior Transfer Date	Dec 1, 1993
Prior Transfer Doc	0000352705
Record Updated	Oct 29, 2026

July 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 24, 2023
Property Address	4161 LEON DR, CLAYTON, CA 94517-9702
Document Number	0000070253
Map Reference	MB 122 PG 50
Instrument Date	Jun 29, 2023
Instrument	2023-070253
Transaction Type	Transfer
Record Updated	Aug 2, 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	Notice of Trustee Sale Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	4161 LEON DR, CLAYTON, CA 94517-9702

Mortgage

Document Number	0000070254
Date	Jul 24, 2023
Instrument	2023-070254

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 1, 2053

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	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,388,730 (+2%) Land $634,644 Building $754,086
2025	$15,044.00 (-15.51%) Homeowner's exemption	$1,361,500 (-15.32%) Land $622,200 Building $739,300
2023	$17,806.00 (+0.88%) Homeowner's exemption	$1,607,733 Land $1,018,233 Building $589,500
2022	$17,651.00

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
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 14 policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	14 in force
Nearby Flood Claims	2 (1982–2017)
Most Recent Claim	Jan 2017 · Severe Winter Storms, Flooding, And Mudslides

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 89% of the US · above 70% of California
Wildfire Likelihood	1% 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 33 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	25 / 3

Cell Coverage

5G (outdoors only) and 4G LTE

Nearby Properties on Leon Dr

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