46 Lilac Dr, Atherton, CA 94027 Property Records

San Mateo County property record for 46 Lilac Dr, Atherton, CA 94027

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 2,680 sqft · built 1954
Lot Size	0.893 acres (38,893 sqft)
Owner	2 Company Names on Record
Last Sale	$6,500,000 (Mar 2021)
Tax Bill	$105,292 (2025)
Deeds & Mortgages	May 2021 Mortgage Mar 2021 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`061-053-010`

Property Details

APN / Parcel Number

Primary APN	`061-053-010`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	2,680 sqft Living Area
1st Floor Area	1,960 sqft
Family Room	Family Room

Exterior

Year Built	Built 1954
Effective Year Built	Effective 1954
Lot Area	38,893 sqft (0.893 acres)
Lot Dimensions	220 ft deep x 190 ft wide
View / Lot	Corner
Garage Area	460 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	46 LILAC DR
City	ATHERTON
State	CA
Zip	94027-2128
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1001A
Legal Description	LOT 13 BLOCK 20 LINDENWOOD MAP NO 7 RSM 36/13 TOWN OF ATHERTON
Legal Subdivision	LINDENWOOD MAP NO 7
Legal Block	20
Legal Lot Number	13
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	3
Census Block	3007
Census Tract	611500

Owner

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

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

Owner of Record	2 Company Names on Record
Mailing Address	901 HOBART ST, MENLO PARK, CA 94025-5709
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
May 20, 2021	Deed of Trust, Mortgage · Conventional Mortgage UBS BANK USA
Mar 22, 2021	Grant Deed, Transfer LAWYERS TITLE COMPANY
Jul 15, 2019	Grant Deed, Transfer LAWYERS TITLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 22, 2021 · Amount on Record
Deed Sale	Mar 22, 2021 · Amount on Record
Prior Sale	Jul 15, 2019 · Amount on Record
Deed Document Number	202145923
Record Updated	Oct 29, 2026

May 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	46 LILAC DR, ATHERTON, CA 94027-2128
Transaction Type	Mortgage
Record Updated	Jun 10, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	901 HOBART ST, MENLO PARK, CA 94025-5709

Mortgage

Document Number	0000079821
Date	May 20, 2021
Instrument	2021-079821

Lender

Name	UBS BANK USA
Type	Bank
Address	SALT LAKE CITY, UT 84111

Agreement

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

Interest

Rate Type	Adjustable Rate
Rate	2.75%
Type Change Date	Jun 1, 2028
Change Frequency	6 Months
Min Rate At Change	3%
Max Rate At Change	7.75%
Index	Other
Margin	3
Max Rate	12.7%

March 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Mar 22, 2021
Property Address	46 LILAC DR, ATHERTON, CA 94027-2128
Document Number	0000045923
Map Reference	MB 36 PG 13
Instrument Date	Mar 11, 2021
Instrument	2021-045923
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	LAWYERS TITLE COMPANY

Transaction

Amount	Amount Recorded
Tax	$7,150.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	901 HOBART ST, MENLO PARK, CA 94025-5709

July 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Jul 15, 2019
Property Address	46 LILAC DR, ATHERTON, CA 94027-2128
Document Number	0000054972
Instrument Date	Jul 1, 2019
Instrument	54972
Transaction Type	Transfer
Record Updated	Aug 6, 2019
Title Company	LAWYERS TITLE

Transaction

Amount	Amount Recorded
Tax	$7,150.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	226 W SUMNER AVE SPOKANE WA 992043651, SPOKANE, WA 99204-3651

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	Assessed Market Value
2026		$12,451,891 (+32.88%) Land $6,734,891 Building $5,717,000
2025	$105,292.00 (+38.29%)	$9,370,835 (+38.57%) Land $6,602,835 Building $2,768,000
2023	$76,138.00 (+2.42%)	$6,762,600 Land $6,346,440 Building $416,160	$5,479,920
2022	$74,336.00

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	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

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

Wildfire Risk	Low lower than 97% of the US · lower than 97.8% 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 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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