37 de Bell Dr, Atherton, CA 94027 Property Records

San Mateo County property record for 37 de Bell Dr, Atherton, CA 94027

Property Summary

Property Type	Single Family Home
Details	5 bd · 5.5 ba · 5,050 sqft · built 2009
Lot Size	0.772 acres (33,641 sqft)
Owner	Company Name on Record
Last Sale	$11,560,000 (Sep 2022)
Tax Bill	$134,279 (2025)
Deeds & Mortgages	Sep 2022 Sale Dec 2018 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`061-271-040`

Property Details

APN / Parcel Number

Primary APN	`061-271-040`

Interior

Bedrooms	5 Beds
Full Baths	5.5 Baths
Half Baths	1 Half Bath
Total Rooms	13 Rooms
Stories	2 Stories
Building Area	5,050 sqft Living Area
1st Floor Area	2,880 sqft
2nd Floor Area	2,170 sqft
Family Room	Family Room
Study	Study

Exterior

Year Built	Built 2009
Effective Year Built	Effective 2009
Lot Area	33,641 sqft (0.772 acres)
Lot Dimensions	206 ft deep x 176 ft wide
Garage Area	635 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	37 DE BELL DR
City	ATHERTON
State	CA
Zip	94027-2209
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1001A
Legal Description	LOT 4 MAPLE MANOR RSM 24/39 TOWN OF ATHERTON
Legal Subdivision	MAPLE MANOR
Legal Lot Number	4
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	1
Census Block	1001
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	326 MARQUETTA CIR, MOUNTAIN VIEW, CA 94043-4261
Owner Type	Company
Vesting	Limited Liability Company

Deeds, Mortgages & Sale History

Date	Document
Sep 28, 2022	Grant Deed, Transfer LAWYERS TITLE COMPANY/CA, LAWYERS TITLE COMPANY
Dec 17, 2018	Grant Deed, Transfer · ARM FIRST REPUBLIC BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 28, 2022 · Amount on Record
Deed Sale	Sep 28, 2022 · Amount on Record
Prior Sale	Dec 17, 2018 · Amount on Record
Deed Document Number	202270157
Prior Transfer Date	Oct 13, 2008
Prior Transfer Doc	0000115741
Record Updated	Oct 29, 2026

September 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Sep 28, 2022
Property Address	37 DE BELL DR, ATHERTON, CA 94027-2209
Document Number	0000070157
Map Reference	MB 24 PG 39
Instrument Date	Sep 13, 2022
Instrument	2022-070157
Transaction Type	Transfer
Record Updated	Oct 20, 2022
Title Company	LAWYERS TITLE COMPANY/CA, LAWYERS TITLE COMPANY

Transaction

Amount	Amount Recorded
Tax	$12,716.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	326 MARQUETTA CIR, MOUNTAIN VIEW, CA 94043-4261

December 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Dec 17, 2018
Property Address	37 DE BELL DR, ATHERTON, CA 94027-2209
Document Number	0000098019
Map Reference	MB 24 PG 39
Instrument Date	Dec 13, 2018
Instrument	2018-098019
Transaction Type	Transfer
Record Updated	Aug 9, 2021
Title Company	LAWYERS TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	37 DE BELL DR, ATHERTON, CA 94027-2209

Mortgage

Document Number	0000098021
Date	Dec 17, 2018
Instrument	2018-098021

Lender

Name	FIRST REPUBLIC BANK
Type	Bank

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Jan 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	3.95%
Type Change Date	Jan 1, 2026
Change Frequency	Annually
Min Rate At Change	2.65%
Index	1-Month LIBOR
Max Rate	10.9%

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
2026		$12,267,564 (+2%) Land $7,322,335 Building $4,945,229
2025	$134,279.00 (+2.82%)	$12,027,024 (+4.04%) Land $7,178,760 Building $4,848,264
2024	$130,591.00 (+1.9%)
2023	$128,152.00 (+22.16%)	$11,560,000 Land $6,900,000 Building $4,660,000
2022	$104,907.00

Assessed value is set for property tax purposes and is not a market price estimate.

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 96% of the US · lower than 97.4% of California
Wildfire Likelihood	Under 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 167 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 Fiber · DSL	1,000 / 1,000
Verizon Fixed Wireless	300 / 20

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

Nearby Properties on de Bell Dr

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures