934 Diablo Dr, Lafayette, CA 94549 Property Records

Contra Costa County property record for 934 Diablo Dr, Lafayette, CA 94549

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 1,953 sqft · built 1957
Lot Size	0.236 acres (10,293 sqft)
Owner	Company Name on File
Last Sale	$1,390,000 (Apr 2017)
Tax Bill	$19,653 (2025)
Deeds & Mortgages	Feb 2023 Transfer Aug 2021 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`234-170-010-8`

Property Details

APN / Parcel Number

Primary APN	`234-170-010-8`
Alternative APN	`234-170-010`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,953 sqft Living Area
1st Floor Area	930 sqft
Basement Area	1,023 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1957
Effective Year Built	Effective 1975
Lot Area	10,293 sqft (0.236 acres)
Garage Type	Attached
Garage Area	418 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Street Address	934 DIABLO DR
City	LAFAYETTE
State	CA
Zip	94549-4608
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LAFAYETTE OAKS LOT 112
Legal Subdivision	LAFAYETTE OAKS
Legal Lot Number	112
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 are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Company Name on File
Mailing Address	934 DIABLO DR, LAFAYETTE, CA 94549-4608
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Feb 14, 2023	Intrafamily Transfer, Transfer
Aug 6, 2021	Deed of Trust, Mortgage · Conventional Mortgage LOANDEPOT COM LLC
Jul 18, 2017	Deed of Trust, Mortgage · Line of Credit TCF NATIONAL BANK
Apr 18, 2017	Grant Deed, Transfer · Conventional Mortgage MUFG UNION BANK NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 18, 2017 · Amount on File
Deed Sale	Apr 18, 2017 · Amount on File
Prior Sale	Sep 17, 1996 · Amount on File
Deed Document Number	201766943
Prior Transfer Date	Sep 13, 2016
Prior Transfer Doc	0000211268
Record Updated	Oct 29, 2026

February 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 14, 2023
Property Address	934 DIABLO DR, LAFAYETTE, CA 94549-4608
Document Number	0000013162
Map Reference	MB 24 PG 787
Instrument Date	Dec 3, 2022
Instrument	2023-013162
Transaction Type	Transfer
Record Updated	Jun 7, 2023

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	Family Trust
Address	934 DIABLO DR, LAFAYETTE, CA 94549-4608

August 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	934 DIABLO DR, LAFAYETTE, CA 94549-4608
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	934 DIABIO DR, LAFAYETTE, CA 94549-4608

Mortgage

Document Number	0000219407
Date	Aug 6, 2021
Instrument	2021-219407

Lender

Name	LOANDEPOT COM LLC
Type	Mortgage Company
Address	FOOTHILL RANCH, CA 92610

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Sep 1, 2051

July 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	934 DIABLO DR, LAFAYETTE, CA 94549-4608
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	ACCOMMODATION

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000127426
Date	Jul 18, 2017
Instrument	2017-127426

Lender

Name	TCF NATIONAL BANK
Type	Bank
Address	SIOUX FALLS, SD 57106

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	360 Months
Due	Jul 23, 2047

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

April 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Apr 18, 2017
Property Address	934 DIABLO DR, LAFAYETTE, CA 94549-4608
Document Number	0000066943
Map Reference	MB24 PG787
Instrument Date	Apr 11, 2017
Instrument	2017-066943
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
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	Community Property with Right of Survivorship
Address	934 DIABLO DR, LAFAYETTE, CA 94549-4608

Mortgage

Document Number	0000066944
Date	Apr 18, 2017
Instrument	2017-066944

Lender

Name	MUFG UNION BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	May 1, 2047

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		$1,645,474 (+2%) Land $1,183,795 Building $461,679
2025	$19,653.00 (+3.51%)	$1,613,211 (+4.04%) Land $1,160,584 Building $452,627
2023	$18,986.00 (+1.55%)	$1,550,569 Land $1,115,518 Building $435,051
2022	$18,696.00

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
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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