47 Walnut Ave, Atherton, CA 94027 Property Records

San Mateo County property record for 47 Walnut Ave, Atherton, CA 94027 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,420 sqft · built 1949
Lot Size	0.15 acres (6,550 sqft)
Owner	2 Individual Names on File
Last Sale	$1,680,000 (Apr 2014)
Tax Bill	$25,427 (2025)
Deeds & Mortgages	Oct 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`060-331-090`

Property Details

APN / Parcel Number

Primary APN	`060-331-090`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,420 sqft Living Area
1st Floor Area	910 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1949
Effective Year Built	Effective 1949
Architectural Style	Ranch
Exterior Material	Wood Siding
Construction Type	Frame
Roof Material	Composition Shingle
Lot Area	6,550 sqft (0.15 acres)
Lot Dimensions	131 ft deep x 50 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	47 WALNUT AVE
City	ATHERTON
State	CA
Zip	94027-3820
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 27 BLOCK A MENLO PARK VILLA LOTS RSM 1/93 TOWN OF ATHERTON
Legal Subdivision	MENLO PARK VILLA
Legal Block	A
Legal Lot Number	27
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	2
Census Block	2023
Census Tract	611500

Owner

Source: San Mateo County records · APN 060-331-090

Assessment roll updated July 15, 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	2 Individual Names on File
Mailing Address	47 WALNUT AVE, ATHERTON, CA 94027-3820
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Apr 09, 2014 · Amount on Record
Deed Sale	Apr 09, 2014 · Amount on Record
Prior Sale	Jun 09, 2010 · Amount on Record
Deed Document Number	201429720
Prior Transfer Date	Aug 22, 2012
Prior Transfer Doc	0000122776
Record Updated	Sep 20, 2026

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	47 WALNUT AVE, ATHERTON, CA 94027-3820
Transaction Type	Mortgage
Record Updated	Aug 05, 2022
Title Company	BOSTON NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	47 WALNUT AVE, ATHERTON, CA 94027-3820

Mortgage

Document Number	0000108320
Date	Oct 08, 2020
Instrument	2020-108320

Lender

Name	BANK OF AMERICA NA
Type	Bank
Address	CHARLOTTE, NC 28255

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	Nov 01, 2035

Tax Assessment & Valuation

Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 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

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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$1,850,556 (-10.14%) Land $1,850,556
2025	$25,427.00 (+5.05%) Homeowner's exemption	$2,059,437 (+4.04%) Land $1,814,271 Building $245,166
2023	$24,204.00 (+2.49%) Homeowner's exemption	$1,979,469 Land $1,743,822 Building $235,647	$1,545,120
2022	$23,616.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, San Mateo County (06081C), updated September 10, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060816115002, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Nearby Flood Policies	4 in force

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
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, availability as of December 31, 2025 · Published October 2026 · based on 283 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Race Telecommunications	Fiber	10,000 / 10,000
Xfinity	Cable	2,000 / 250
AT&T	Fixed Wireless	100 / 20
AT&T	DSL	100 / 20

May also be available at this address: AT&T, T-Mobile USA, Etheric Communications, LLC., California Internet. Availability varies by address; speeds are provider-advertised maximums, not measured.