3620 Walnut St, Lafayette, CA 94549 Property Records

Contra Costa County property record for 3620 Walnut St, Lafayette, CA 94549

Property Summary

Property Type	Triplex
Details	3,147 sqft · built 1968
Lot Size	0.119 acres (5,200 sqft)
Owner	Company Name on File
Last Sale	$1,509,000 (Sep 2015)
Tax Bill	$22,716 (2025)
Deeds & Mortgages	Jan 2018 Transfer
Flood Zone	Zone X (minimal risk)
APN	`243-101-008-7`

Property Details

APN / Parcel Number

Primary APN	`243-101-008-7`
Alternative APN	`243-101-008`

Interior

Total Rooms	3 Rooms
Stories	1 Story
Building Area	3,147 sqft Living Area
1st Floor Area	3,147 sqft

Exterior

Year Built	Built 1968
Effective Year Built	Effective 1968
Architectural Style	Triplex
Exterior Material	Wood Siding
Construction Type	Frame
Roof Type	Flat
Roof Material	Tar & Gravel
Lot Area	5,200 sqft (0.119 acres)
Lot Dimensions	80 ft deep x 65 ft wide
Garage Type	Attached
Garage Area	120 sqft
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Wall Unit
Heating System	Floor/Wall Furnace

Location & Zoning

Street Address	3620 WALNUT ST
City	LAFAYETTE
State	CA
Zip	94549-4276
Property Category	Residential
Property Type	Residential > Multi-Unit > Triplex
Legal Description	BICKERSTAFF TR POR LOT 31 BLK 3
Legal Subdivision	BICKERSTAFF
Legal Block	3
Legal Lot Number	31
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1008
Census Tract	350000

Owner

Source: Contra Costa County records · APN 243-101-008-7

Assessment roll updated July 14, 2026 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Company Name on File
Mailing Address	128 TORREY PINE CT, WALNUT CREEK, CA 94598-2714
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Sep 18, 2015 · Amount on Record
Deed Sale	Sep 18, 2015 · Amount on Record
Prior Sale	Jun 13, 2006 · Amount on Record
Deed Document Number	2015194002
Last Transfer Date	Jan 22, 2018
Transfer Doc	0000011923
Record Updated	Sep 20, 2026

January 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jan 25, 2018
Property Address	3620 WALNUT ST, LAFAYETTE, CA 94549-4276
Document Number	0000011923
Instrument Date	Jan 22, 2018
Instrument	11923
Transaction Type	Transfer
Record Updated	Jan 30, 2018
Title Company	OLD REPUBLIC TITLE

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	PO BOX 30029 WALNUT CREEK CA 945989000, WALNUT CREEK, CA 94598-9000

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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

Assessed value is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2026		$1,822,068 (+2%) Land $1,086,722 Building $735,346
2025	$22,716.00 (+3.09%)	$1,786,342 (+4.04%) Land $1,065,414 Building $720,928
2023	$22,036.00 (+0.98%)	$1,716,979 Land $1,024,044 Building $692,935
2022	$21,822.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), as of October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133500001, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AO, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 25 individual policies
Nearby Flood Policies	63 units insured incl. 38 condo units
Nearby Flood Claims	9 (1987–2001)
Claims Outside the SFHA	1 of 9
Most Recent Claim	Dec 2001 · rainfall accumulation
Claims by Event	Severe Storms, Flooding, Mud And Landslides, Jan 1997 · 4 claims Severe Winter Storms, Flooding, Landslides, Mud Flows, Jan 1995 · 2 claims

Wildfire

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20

May also be available: Etheric Communications, LLC., T-Mobile USA.

Based on FCC filings for 291 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CA0110005, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	EAST BAY MUD serves 1,468,000 people
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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.