922 Diablo Dr, Lafayette, CA 94549 Property Records

Contra Costa County property record for 922 Diablo Dr, Lafayette, CA 94549

Property Summary

Property Type	Single Family Home
Details	2 bd · 3 ba · 2,399 sqft · built 1942
Lot Size	0.318 acres (13,870 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,575,000 (Jun 2023)
Tax Bill	$19,929 (2025)
Deeds & Mortgages	Jun 2023 Sale Dec 2022 Line of Credit + 2 more
Flood Zone	Zone X (minimal risk)
APN	`234-170-007-4`

Property Details

APN / Parcel Number

Primary APN	`234-170-007-4`
Alternative APN	`234-170-007`

Interior

Bedrooms	2 Beds
Full Baths	3 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	2,399 sqft Living Area
1st Floor Area	1,680 sqft
Basement Area	719 sqft

Exterior

Year Built	Built 1942
Effective Year Built	Effective 1980
Lot Area	13,870 sqft (0.318 acres)

Location & Zoning

Street Address	922 DIABLO DR
City	LAFAYETTE
State	CA
Zip	94549-4608
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-6
Legal Description	LAFAYETTE OAKS LOT 109
Legal Subdivision	LAFAYETTE OAKS
Legal Lot Number	109
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2012
Census Tract	349000

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	922 DIABLO DR, LAFAYETTE, CA 94549-4608
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jun 15, 2023	Grant Deed, Transfer OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY
Dec 7, 2022	Deed of Trust, Mortgage · Line of Credit PATELCO CU
Mar 16, 2021	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Oct 31, 2018	Quit Claim Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 15, 2023 · Amount on Record
Deed Sale	Jun 15, 2023 · Amount on Record
Prior Sale	Nov 5, 2002 · Amount on Record
Deed Document Number	202357163
Prior Transfer Date	Oct 27, 2018
Prior Transfer Doc	0000177054
Record Updated	Oct 29, 2026

June 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 15, 2023
Property Address	922 DIABLO DR, LAFAYETTE, CA 94549-4608
Document Number	0000057163
Map Reference	MB 24 PG 787
Instrument Date	Jun 12, 2023
Instrument	2023-057163
Transaction Type	Transfer
Record Updated	Jun 26, 2023
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
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	Community Property with Right of Survivorship
Address	922 DIABLO DR, LAFAYETTE, CA 94549-4608

December 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	922 DIABLO DR, LAFAYETTE, CA 94549-4608
Transaction Type	Mortgage
Record Updated	Dec 15, 2022
Title Company	PLACER TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	922 DIABLO DR, LAFAYETTE, CA 94549-4608

Mortgage

Document Number	0000181621
Date	Dec 7, 2022
Instrument	2022-181621

Lender

Name	PATELCO CU
Type	Credit Union
Address	DUBLIN, CA 94568

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	302 Months
Due	Jan 31, 2048

Interest

Rate Type	Adjustable Rate
Rate	7.5%
Change Frequency	Monthly
Min Rate At Change	3%
Max Rate At Change	17%
Index	Other
Max Rate	17%

March 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	922 DIABLO DR, LAFAYETTE, CA 94549-4608
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	922 DIABLO DR, LAFAYETTE, CA 94549-4608

Mortgage

Document Number	0000079150
Date	Mar 16, 2021
Instrument	2021-079150

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Apr 1, 2051

October 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 31, 2018
Property Address	922 DIABLO DR, LAFAYETTE, CA 94549-4608
Document Number	0000177054
Instrument Date	Oct 27, 2018
Instrument	177054
Transaction Type	Transfer
Record Updated	Nov 9, 2018
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	922 DIABLO DR LAFAYETTE CA 945494608, LAFAYETTE, CA 94549-4608

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	Lafayette City
Secondary School District	Acalanes Union High School District (09 - 12)
Elementary School District	Lafayette Elementary School District (KG - 08)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,671,402 (+2%) Land $1,246,919 Building $424,483
2025	$19,929.00 (+118.95%)	$1,638,630 (+150.97%) Land $1,222,470 Building $416,160
2023	$9,102.00 (+1.58%) Homeowner's exemption	$652,929 (+2%) Land $348,016 Building $304,913
2022	$8,960.00 Homeowner's exemption	$640,128 Land $341,193 Building $298,935

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	3 in force
Nearby Flood Claims	5 (1982–2023)
Claims Outside the SFHA	1 of 5
Most Recent Claim	Jan 2023 · Severe Winter Storms, Flooding, Landslides, 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	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.03% 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	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
Water Source	Surface water
Last State Inspection	Dec 2021
Lead	Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 423 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25

May also be available: Etheric Networks, Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

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