3315 Walnut Ln, Lafayette, CA 94549 Property Records

Contra Costa County property record for 3315 Walnut Ln, Lafayette, CA 94549

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 2,204 sqft · built 1950
Lot Size	0.258 acres (11,250 sqft)
Owner	2 Individual Names on Record
Last Sale	$789,000 (Jul 2007)
Tax Bill	$15,862 (2025)
Deeds & Mortgages	Oct 2021 Mortgage Jul 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`236-141-007-5`

Property Details

APN / Parcel Number

Primary APN	`236-141-007-5`
Alternative APN	`236-141-007`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	2,204 sqft Living Area
1st Floor Area	1,731 sqft
2nd Floor Area	473 sqft

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1990
Lot Area	11,250 sqft (0.258 acres)
Garage Type	Attached
Garage Area	360 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	3315 WALNUT LN
City	LAFAYETTE
State	CA
Zip	94549-5309
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R-10
Legal Description	ST MARYS ESTATES LOT 122
Legal Subdivision	ST MARYS ESTATES
Legal Lot Number	122
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	3
Census Block	3007
Census Tract	351200

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	3315 WALNUT LN, LAFAYETTE, CA 94549-5309
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Oct 26, 2021	Deed of Trust, Mortgage · Conventional Mortgage BAY EQUITY LLC
Jul 30, 2020	Deed of Trust, Mortgage BAY EQUITY
Sep 19, 2019	Deed of Trust, Mortgage BAY EQUITY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 18, 2007 · Amount on Record
Deed Sale	Jul 18, 2007 · Amount on Record
Prior Sale	Nov 26, 2003 · Amount on Record
Deed Document Number	2007206963
Last Transfer Date	Nov 16, 2016
Transfer Doc	0000254919
Record Updated	Oct 29, 2026

October 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3315 WALNUT LN, LAFAYETTE, CA 94549-5309
Transaction Type	Mortgage
Record Updated	Jun 8, 2026
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3315 WALNUT LN, LAFAYETTE, CA 94549-5309

Mortgage

Document Number	0000299743
Date	Oct 26, 2021
Instrument	2021-299743

Lender

Name	BAY EQUITY LLC
Type	Mortgage Company
Address	CORTE MADERA, CA 94925

Agreement

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

July 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3315 WALNUT LN, LAFAYETTE, CA 94549-5309
Document Number	0000164608
Instrument Date	Jul 30, 2020
Transaction Type	Mortgage
Record Updated	Aug 24, 2020
Title Company	CHICAGO TITLE COMPANY-SD, CHICAGO TITLE CO-SD

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	3315 WALNUT LN LAFAYETTE CA 945495309, LAFAYETTE, CA 94549-5309

Mortgage

Document Number	0000164608
Date	Aug 6, 2020
Instrument	164608

Lender

Name	BAY EQUITY
Type	Funding / Finance Company
Address	770 TAMALPAIS DR # 207, CORTE MADERA, CA 94925-1736

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Aug 5, 2050

September 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3315 WALNUT LN, LAFAYETTE, CA 94549-5309
Document Number	0000161312
Instrument Date	Sep 19, 2019
Transaction Type	Mortgage
Record Updated	Oct 15, 2019
Title Company	CHICAGO TITLE COMPANY-SD, CHICAGO TITLE CO-SD

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	3315 WALNUT LN LAFAYETTE CA 945495309, LAFAYETTE, CA 94549-5309

Mortgage

Document Number	0000161312
Date	Sep 26, 2019
Instrument	161312

Lender

Name	BAY EQUITY
Type	Funding / Finance Company
Address	28 LIBERTY SHIP WAY # 2800, SAUSALITO, CA 94965-3320

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Sep 25, 2049

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		$1,289,194 (+2%) Land $814,586 Building $474,608
2025	$15,862.00 (+3.55%)	$1,263,916 (+4.04%) Land $798,614 Building $465,302
2023	$15,318.00 (+1.56%)	$1,214,838 Land $767,603 Building $447,235
2022	$15,083.00

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 12 policies
Nearby Flood Policies	12 in force
Nearby Flood Claims	5 (1980–1995)
Claims Outside the SFHA	1 of 5
Most Recent Claim	Jan 1995 · Severe Winter Storms, Flooding, Landslides, Mud Flows

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	Moderate above 66% of the US · above 41% of California
Wildfire Likelihood	0.3% annual chance
Exposure	None beyond ember reach

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 221 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
Verizon Fixed Wireless	300 / 20

May also be available: Etheric Networks, T-Mobile.

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