55 Irving Ave, Atherton, CA 94027 Property Records

San Mateo County property record for 55 Irving Ave, Atherton, CA 94027

Property Summary

Property Type	Single Family Home
Details	8 bd · 9.5 ba · 10,557 sqft · built 2021
Lot Size	0.966 acres (42,073 sqft)
Owner	Company Name on File
Last Sale	$15,418,500 (Mar 2026)
Tax Bill	$147,065 (2025)
Deeds & Mortgages	Mar 2026 Sale & Mortgage Mar 2026 Transfer + 2 more
Flood Zone	Zone X (minimal risk)
APN	`061-121-020`

Property Details

APN / Parcel Number

Primary APN	`061-121-020`

Interior

Bedrooms	8 Beds
Full Baths	9.5 Baths
Half Baths	1 Half Bath
Total Rooms	17 Rooms
Stories	1 Story
Building Area	10,557 sqft Living Area
1st Floor Area	10,557 sqft
Family Room	Family Room

Exterior

Year Built	Built 2021
Effective Year Built	Effective 2021
Lot Area	42,073 sqft (0.966 acres)
Lot Dimensions	187 ft deep x 226 ft wide
Garage Area	480 sqft
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	55 IRVING AVE
City	ATHERTON
State	CA
Zip	94027-2007
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1001A
Legal Description	LOT 17 BLOCK 13 LINDENWOOD MAP NO 8 RSM 37/28 TOWN OF ATHERTON
Legal Subdivision	LINDENWOOD MAP NO 8
Legal Block	13
Legal Lot Number	17
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	3
Census Block	3000
Census Tract	611500

Owner

55 Irving Ave is owned by a company that bought it in March 2026.

Source: San Mateo County records, as of July 15, 2026

Owner of Record	Company Name on File
Mailing Address	55 IRVING AVE, ATHERTON, CA 94027-2007
Owner Type	Company
Vesting	Limited Liability Partnership

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
Mar 12, 2026	Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA
Mar 12, 2026	Intrafamily Transfer, Transfer LAWYERS TITLE COMPANY/CA, LAWYERS TITLE COMPANY
Apr 27, 2021	Grant Deed, Transfer · Conventional Mortgage BANK OF AMERICA NA
Nov 6, 2017	Trustee's Deed, Construction Loan · Construction Mortgage AVIDBANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 12, 2026 · Amount on File
Deed Sale	Mar 12, 2026 · Amount on File
Prior Sale	Apr 27, 2021 · Amount on File
Deed Document Number	202612520
Prior Transfer Date	Mar 23, 1994
Prior Transfer Doc	0000055722
Record Updated	Oct 29, 2026

March 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Mar 12, 2026
Property Address	55 IRVING AVE, ATHERTON, CA 94027-2007
Document Number	0000012520
Map Reference	MB 37 PG 28
Instrument Date	Feb 27, 2026
Instrument	2026-012520
Transaction Type	Transfer
Record Updated	Apr 22, 2026
Title Company	LAWYERS TITLE COMPANY/CA, LAWYERS TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$16,960.35
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	55 IRVING AVE, ATHERTON, CA 94027-2007

Mortgage

Document Number	0000012521
Date	Mar 12, 2026
Instrument	2026-012521

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2056

Interest

Rate Type	Adjustable Rate
Rate	5.25%
Type Change Date	Apr 1, 2033
Change Frequency	6 Months
Min Rate At Change	3.25%
Max Rate At Change	7.25%
Index	SOFR Average 30-Day
Max Rate	10.2%

March 2026: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN MATEO CA
Recording Date	Mar 12, 2026
Property Address	55 IRVING AVE, ATHERTON, CA 94027-2007
Document Number	0000012519
Map Reference	MB 37 PG 28
Instrument Date	Feb 27, 2026
Instrument	2026-012519
Transaction Type	Transfer
Record Updated	Apr 22, 2026
Title Company	LAWYERS TITLE COMPANY/CA, LAWYERS TITLE COMPANY

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	1452 FALLEN LEAF LN, LOS ALTOS, CA 94024-5809

April 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 27, 2021
Property Address	55 IRVING AVE, ATHERTON, CA 94027-2007
Document Number	0000066857
Map Reference	MB 37 PG 28
Instrument Date	Mar 23, 2021
Instrument	2021-066857
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$13,420.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	55 IRVING AVE, ATHERTON, CA 94027-2007

Mortgage

Document Number	0000066858
Date	Apr 27, 2021
Instrument	2021-066858

Lender

Name	BANK OF AMERICA NA
Type	Bank

Agreement

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

Interest

Rate Type	Adjustable Rate
Rate	1.75%
Type Change Date	May 1, 2026
Change Frequency	Annually
Min Rate At Change	2.37%
Max Rate At Change	3.75%
Index	Other
Max Rate	6.75%

November 2017: Trustee's Deed, Construction Loan

Document Type	Trustee's Deed
Jurisdiction	SAN MATEO CA
Recording Date	Nov 6, 2017
Property Address	55 IRVING AVE, ATHERTON, CA 94027-2007
Instrument Date	Oct 23, 2017
Instrument	98559
Transaction Type	Construction Loan
Record Updated	Nov 30, 2017

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	25680 ELENA RD LOS ALTOS HILLS CA 940224525, LOS ALTOS HILLS, CA 94022-4525

Mortgage

Document Number	0000098559
Date	Nov 6, 2017
Instrument	98559

Lender

Name	AVIDBANK
Type	Bank
Address	400 EMERSON ST, PALO ALTO, CA 94301-1604

Agreement

Type	Construction Mortgage
Amount	Amount on Record

Tax Assessment & Valuation

The 2025 property tax bill for 55 Irving Ave was $147,065, up 2.8% from the year before.

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		$13,469,782 (+2%) Land $6,734,891 Building $6,734,891
2025	$147,065.00 (+2.82%) Homeowner's exemption	$13,205,670 Land $6,602,835 Building $6,602,835
2024	$143,025.00 (+1.9%)
2023	$140,358.00 (+2.41%) Homeowner's exemption	$12,692,880 Land $6,346,440 Building $6,346,440
2022	$137,052.00

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

Flood

FEMA maps place 55 Irving Ave in Zone X, an area of minimal flood risk.

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

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 55 Irving Ave is low, with less than 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 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 299 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 · DSL · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Etheric Networks, Sonic Telecom.

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