34 Walnut Ave, Atherton, CA 94027 Property Records

San Mateo County property record for 34 Walnut Ave, Atherton, CA 94027

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,690 sqft · built 1956
Lot Size	0.15 acres (6,550 sqft)
Owner	Company Name on Record
Last Sale	$895,000 (Apr 2002)
Tax Bill	$17,457 (2025)
Deeds & Mortgages	Aug 2021 Transfer Mar 2019 Transfer
Flood Zone	Zone X (minimal risk)
APN	`060-332-150`

Property Details

APN / Parcel Number

Primary APN	`060-332-150`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,690 sqft Living Area
1st Floor Area	1,690 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1956
Effective Year Built	Effective 1956
Lot Area	6,550 sqft (0.15 acres)
Lot Dimensions	131 ft deep x 50 ft wide
Garage Area	430 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	34 WALNUT AVE
City	ATHERTON
State	CA
Zip	94027-3821
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1001A
Legal Description	LOT 8 BLOCK B MENLO PARK VILLA LOTS RSM 1/93 TOWN OF ATHERTON
Legal Subdivision	MENLO PARK VILLA
Legal Block	B
Legal Lot Number	8
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	2
Census Block	2024
Census Tract	611500

Owner

Source: San Mateo County records, as of July 15, 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 Record
Mailing Address	730 SHARON PARK DR, MENLO PARK, CA 94025-6749
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Aug 17, 2021	Intrafamily Transfer, Transfer
Mar 1, 2019	Affidavit of Death, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 24, 2002 · Amount on Record
Deed Sale	Apr 24, 2002 · Amount on Record
Prior Sale	Sep 27, 2000 · Amount on Record
Deed Document Number	200279592
Last Transfer Date	Jul 19, 2021
Transfer Doc	0000120427
Record Updated	Oct 29, 2026

August 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN MATEO CA
Recording Date	Aug 17, 2021
Property Address	34 WALNUT AVE, ATHERTON, CA 94027-3821
Document Number	0000120427
Map Reference	MB 1 PG 93
Instrument Date	Jul 19, 2021
Instrument	2021-120427
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	730 SHARON PARK DR, MENLO PARK, CA 94025-6749

March 2019: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	SAN MATEO CA
Recording Date	Mar 1, 2019
Property Address	34 WALNUT AVE, ATHERTON, CA 94027-3821
Document Number	0000014394
Instrument Date	Feb 1, 2019
Instrument	14394
Transaction Type	Transfer
Record Updated	Mar 26, 2020
Title Company	ATTORNEY ONLY

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	730 SHARON PARK DR MENLO PARK CA 940256749, MENLO PARK, CA 94025-6749

Tax Assessment & Valuation

Source: San Mateo County assessment roll, as of July 15, 2026

Property Jurisdictions

Type	Name
State	California
Municipality	Atherton Town
County	San Mateo County
Elementary School District	Menlo Park City Elementary School District (KG - 08)
Secondary School District	Sequoia Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$1,348,610 (+2%) Land $674,305 Building $674,305
2025	$17,457.00 (+5.19%)	$1,322,168 (+4.04%) Land $661,084 Building $661,084
2023	$16,596.00 (+2.52%)	$1,270,828 Land $635,414 Building $635,414	$1,344,870
2022	$16,188.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective September 10, 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	4 in force

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 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 0.01% 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	CALIFORNIA WATER SERVICE - BEAR GULCH private · serves 60,382 people · EPA ID CA4110006
Water Source	Surface water
Last State Inspection	Feb 2025
Lead	4 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 283 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Race Communications Fiber	10,000 / 10,000
Xfinity Cable	2,000 / 250
AT&T Fixed Wireless · DSL · Fiber in parts of the area	100 / 20

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

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