72 Winchester Dr, Atherton, CA 94027 Property Records

San Mateo County property record for 72 Winchester Dr, Atherton, CA 94027

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,920 sqft · built 1935
Lot Size	0.504 acres (21,944 sqft)
Owner	2 Trust Names on File
Last Sale	$5,725,000 (Sep 2024)
Tax Bill	$65,505 (2025)
Deeds & Mortgages	May 2022 Transfer Jul 2017 Transfer + 3 more
Flood Zone	Zone X (minimal risk)
APN	`070-230-070`

Property Details

APN / Parcel Number

Primary APN	`070-230-070`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	2,920 sqft Living Area
Gross Area	3,360 sqft
1st Floor Area	1,100 sqft
2nd Floor Area	670 sqft
Basement Area	440 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1935
Effective Year Built	Effective 1935
Architectural Style	Ranch
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	21,944 sqft (0.504 acres)
Lot Dimensions	225 ft deep x 100 ft wide
Garage Type	Basement
Garage Area	440 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	72 WINCHESTER DR
City	ATHERTON
State	CA
Zip	94027-4041
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1001A
Legal Description	LOT 18 WINCHESTER PROPERTY RSM 11/41 42 TOWN OF ATHERTON
Legal Subdivision	WINCHESTER PROPERTY
Legal Lot Number	18
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	1
Census Block	1000
Census Tract	611400

Owner

72 Winchester Dr is owner-occupied and held in a trust since September 2024.

Source: San Mateo County records, as of August 6, 2026

Owner of Record	2 Trust Names on File
Mailing Address	72 WINCHESTER DR, ATHERTON, CA 94027-4041
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
May 2, 2022	Intrafamily Transfer, Transfer
Jul 13, 2017	Quit Claim Deed, Transfer ATTORNEY ONLY
Jul 13, 2017	Quit Claim Deed, Transfer ATTORNEY ONLY
Apr 27, 2017	Grant Deed, Mortgage · Line of Credit FINANCE OF AMERICA REVERSE
Apr 27, 2017	Quit Claim Deed, Transfer FIRST AMERICAN TITLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 19, 2024 · Amount on File
Deed Sale	Sep 19, 2024 · Amount on File
Deed Document Number	202449644
Prior Transfer Date	Apr 11, 2022
Prior Transfer Doc	0000036646
Record Updated	Sep 20, 2026

May 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN MATEO CA
Recording Date	May 2, 2022
Property Address	72 WINCHESTER DR, ATHERTON, CA 94027-4041
Document Number	0000036646
Map Reference	MB 11 PG 41&42
Instrument Date	Apr 11, 2022
Instrument	2022-036646
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
Address	72 WINCHESTER DR, ATHERTON, CA 94027-4041

July 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN MATEO CA
Recording Date	Jul 13, 2017
Property Address	72 WINCHESTER DR, ATHERTON, CA 94027-4041
Document Number	0000059901
Instrument Date	Jul 3, 2017
Instrument	59901
Transaction Type	Transfer
Record Updated	Aug 3, 2017
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	72 WINCHESTER DR ATHERTON CA 940274041, ATHERTON, CA 94027-4041

July 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN MATEO CA
Recording Date	Jul 13, 2017
Property Address	72 WINCHESTER DR, ATHERTON, CA 94027-4041
Document Number	0000059905
Instrument Date	Jul 3, 2017
Instrument	59905
Transaction Type	Transfer
Record Updated	Aug 3, 2017
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	72 WINCHESTER DR ATHERTON CA 940274041, ATHERTON, CA 94027-4041

April 2017: Grant Deed, Mortgage

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 27, 2017
Property Address	72 WINCHESTER DR, ATHERTON, CA 94027-4041
Instrument Date	Apr 21, 2017
Instrument	36134
Transaction Type	Mortgage
Record Updated	May 19, 2017

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	72 WINCHESTER DR ATHERTON CA 940274041, ATHERTON, CA 94027-4041

Mortgage

Document Number	0000036134
Date	Apr 27, 2017
Instrument	36134

Lender

Name	FINANCE OF AMERICA REVERSE
Address	8909 S YALE AVE, TULSA, OK 74137-3557

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

April 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 27, 2017
Property Address	72 WINCHESTER DR, ATHERTON, CA 94027-4041
Document Number	0000036133
Instrument Date	Mar 24, 2017
Instrument	36133
Transaction Type	Transfer
Record Updated	May 18, 2017
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	72 WINCHESTER DR ATHERTON CA 940274041, ATHERTON, CA 94027-4041

Tax Assessment & Valuation

The 2025 property tax bill for 72 Winchester Dr was $65,505.

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		$5,835,490 (+1.93%) Land $5,426,400 Building $409,090
2025	$65,505.00	$5,725,000 Land $5,320,000 Building $405,000
2023	$20,735.00 (+2.51%) Homeowner's exemption	$1,659,528 Land $780,951 Building $878,577	$1,944,630
2022	$20,228.00

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

FEMA maps place 72 Winchester Dr in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1998.

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	2 in force
Nearby Flood Claims	2 (1998)
Claims Outside the SFHA	2 of 2
Most Recent Claim	Feb 1998 · Severe Winter Storms And Flooding
Claims by Event	Severe Winter Storms And Flooding, Feb 1998 · 2 claims

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

Wildfire risk around 72 Winchester Dr is low, with a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 94% of the US · lower than 96% of California
Wildfire Likelihood	0.01% 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	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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