84 Euclid Ave, Atherton, CA 94027 Property Records

San Mateo County property record for 84 Euclid Ave, Atherton, CA 94027

Property Summary

Property Type	Single Family Home
Details	4 bd · 5.5 ba · 7,380 sqft · built 1998
Lot Size	1 acres (43,562 sqft)
Owner	2 Company Names on Record
Last Sale	$12,000,000 (Jun 2017)
Tax Bill	$160,523 (2025)
Deeds & Mortgages	May 2019 Line of Credit Jun 2017 Sale
Flood Zone	Zone X (minimal risk)
APN	`070-021-050`

Property Details

APN / Parcel Number

Primary APN	`070-021-050`

Interior

Bedrooms	4 Beds
Full Baths	5.5 Baths
Half Baths	1 Half Bath
Total Rooms	14 Rooms
Stories	2 Stories
Building Area	7,380 sqft Living Area
1st Floor Area	4,110 sqft
2nd Floor Area	2,190 sqft
Basement Area	1,080 sqft
Finished Basement	1,080 sqft
Family Room	Family Room
Study	Study
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1998
Effective Year Built	Effective 1998
Architectural Style	Spanish
Exterior Material	Brick
Construction Type	Brick
Roof Material	Aluminum
Lot Area	43,562 sqft
Lot Dimensions	216 ft deep x 201 ft wide
Garage Area	760 sqft
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	84 EUCLID AVE
City	ATHERTON
State	CA
Zip	94027-5403
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1001A
Legal Description	LOT 9 POLHEMUS ACRES RSM 17/4 TOWN OF ATHERTON
Legal Subdivision	POLHEMUS ACRES
Legal Lot Number	9
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	3
Census Block	3001
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 Company Names on Record
Mailing Address	84 EUCLID AVE, ATHERTON, CA 94027-5403
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
May 6, 2019	Deed of Trust, Mortgage · Line of Credit UMPQUA BANK
Jun 30, 2017	Grant Deed, Transfer ORANGE COAST TITLE COMPANY/NTHRN CA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 30, 2017 · Amount on Record
Deed Sale	Jun 30, 2017 · Amount on Record
Prior Sale	Apr 15, 2002 · Amount on Record
Deed Document Number	201755638
Prior Transfer Date	Nov 17, 1999
Prior Transfer Doc	0000193506
Record Updated	Oct 29, 2026

May 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	84 EUCLID AVE, ATHERTON, CA 94027-5403
Transaction Type	Mortgage
Record Updated	Oct 12, 2021
Title Company	LAWYERS TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000033394
Date	May 6, 2019
Instrument	2019-033394

Lender

Name	UMPQUA BANK
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

June 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Jun 30, 2017
Property Address	84 EUCLID AVE, ATHERTON, CA 94027-5403
Document Number	0000055638
Instrument Date	Jun 19, 2017
Instrument	55638
Transaction Type	Transfer
Record Updated	May 11, 2018
Title Company	ORANGE COAST TITLE COMPANY/NTHRN CA

Transaction

Amount	Amount Recorded
Tax	$13,200.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	PO BOX 2905 CUPERTINO CA 950152905, CUPERTINO, CA 95015-2905

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	Las Lomitas 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		$14,842,291 (+2%) Land $9,470,379 Building $5,371,912
2025	$160,523.00 (+3.15%) Homeowner's exemption	$14,551,268 (+4.41%) Land $9,284,686 Building $5,266,582
2023	$155,622.00 (+7.04%) Homeowner's exemption	$13,937,226 Land $8,924,151 Building $5,013,075
2022	$145,382.00

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
Flood Insurance Cost	Premium on Record median of 10 policies
Nearby Flood Policies	10 in force
Nearby Flood Claims	1 (2022)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides

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 95% of the US · lower than 97% 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 136 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Race Communications Fiber	10,000 / 10,000
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20

May also be available: Etheric Networks.

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