40 Selby Ln, Atherton, CA 94027 Property Records

San Mateo County property record for 40 Selby Ln, Atherton, CA 94027

Property Summary

Property Type	Single Family Home
Details	3 bd · 4 ba · 2,210 sqft · built 1939
Lot Size	1 acres (43,919 sqft)
Owner	2 Individual Names on Record
Last Sale	$5,200,000 (Apr 2021)
Tax Bill	$62,838 (2025)
Deeds & Mortgages	Apr 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`059-153-110`

Property Details

APN / Parcel Number

Primary APN	`059-153-110`

Interior

Bedrooms	3 Beds
Full Baths	4 Baths
Total Rooms	10 Rooms
Stories	1 Story
Building Area	2,210 sqft Living Area
Gross Area	3,100 sqft
1st Floor Area	2,040 sqft
Basement Area	890 sqft
Family Room	Family Room

Exterior

Year Built	Built 1939
Effective Year Built	Effective 1939
Lot Area	43,919 sqft
Lot Dimensions	259 ft deep x 170 ft wide
View / Lot	Corner
Garage Area	440 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	40 SELBY LN
City	ATHERTON
State	CA
Zip	94027-3955
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1001A
Legal Description	COR OF OAKWOOD BLVD & SELBY LANE PTN OF LOT OAKWOOD PARK RSM C/33 TOWN OF ATHERTON
Legal Subdivision	OAKWOOD PARK
Legal Lot Number	1
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	4
Census Block	4000
Census Tract	611400

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	2 Individual Names on Record
Mailing Address	40 SELBY LN, ATHERTON, CA 94027-3955
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 19, 2021 · Amount on Record
Deed Sale	Apr 19, 2021 · Amount on Record
Prior Sale	Apr 15, 1999 · Amount on Record
Deed Document Number	202162072
Prior Transfer Date	Mar 30, 2000
Prior Transfer Doc	0000060955
Record Updated	Oct 29, 2026

April 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 19, 2021
Property Address	40 SELBY LN, ATHERTON, CA 94027-3955
Document Number	0000062072
Map Reference	MB 3 PG 20
Instrument Date	Apr 1, 2021
Instrument	2021-062072
Transaction Type	Transfer
Record Updated	May 18, 2021
Title Company	LAWYERS TITLE COMPANY/CA, LAWYERS TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$5,720.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	40 SELBY LN, ATHERTON, CA 94027-3955

Mortgage

Document Number	0000062073
Date	Apr 19, 2021
Instrument	2021-062073

Lender

Name	MORGAN STANLEY PRIVATE BANK NA
Type	Bank

Agreement

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

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	Redwood 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		$5,741,217 (+2%) Land $5,630,811 Building $110,406
2025	$62,838.00 (+2.78%)	$5,628,645 (+4.04%) Land $5,520,403 Building $108,242
2023	$61,140.00 (+4.95%)	$5,410,080 Land $5,306,040 Building $104,040	$5,863,320
2022	$58,259.00

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	7 in force
Nearby Flood Claims	8 (1979–2019)
Claims Outside the SFHA	2 of 8
Most Recent Claim	Jan 2019 · other causes

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 662 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Etheric Networks Fixed Wireless	250 / 100

May also be available: Race Communications, Sonic Telecom, T-Mobile, Verizon.

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