16 Valley Rd, Atherton, CA 94027 Property Records

San Mateo County property record for 16 Valley Rd, Atherton, CA 94027

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 2,900 sqft · built 1976
Lot Size	1.23 acres (53,759 sqft)
Owner	2 Trust Names on File
Last Sale	$5,500,000 (Dec 2021)
Tax Bill	$65,610 (2025)
Deeds & Mortgages	Sep 2026 Sale Dec 2021 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`073-261-060`

Property Details

APN / Parcel Number

Primary APN	`073-261-060`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	2,900 sqft Living Area
1st Floor Area	2,900 sqft
Family Room	Family Room

Exterior

Year Built	Built 1976
Effective Year Built	Effective 1976
Lot Area	53,759 sqft (1.23 acres)
Lot Dimensions	175 ft deep x 304 ft wide
Garage Area	660 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	16 VALLEY RD
City	ATHERTON
State	CA
Zip	94027-6435
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1001A
Legal Description	PARCEL 2 1.234 AC MOL PARCEL MAP VOL 10/38
Legal Subdivision	MEZES RANCH
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	3
Census Block	3010
Census Tract	611400

Owner

16 Valley Rd is owner-occupied and held in a trust since December 2021.

Source: San Mateo County records, as of October 13, 2026

Owner of Record	2 Trust Names on File
Mailing Address	16 VALLEY RD, ATHERTON, CA 94027-6435
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

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
Sep 8, 2026	Grant Deed, Transfer NONE LISTED ON DOCUMENT
Dec 29, 2021	Grant Deed, Transfer · Conventional Mortgage GUARANTEED RATE INC
Jun 28, 2019	Deed of Trust, Mortgage FINANCE OF AMERICA REVERSE
May 11, 2018	Affidavit of Death, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 29, 2021 · Amount on File
Deed Sale	Dec 29, 2021 · Amount on File
Deed Document Number	2021176696
Prior Transfer Date	Jun 24, 1996
Prior Transfer Doc	0000095874
Record Updated	Oct 29, 2026

September 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Sep 8, 2026
Property Address	16 VALLEY RD, ATHERTON, CA 94027-6435
Document Number	0000050850
Instrument Date	Jun 29, 2026
Instrument	202650850
Transaction Type	Transfer
Record Updated	Oct 8, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Trust
Address	16 VALLEY RD, ATHERTON, CA 94027-6435

December 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Dec 29, 2021
Property Address	16 VALLEY RD, ATHERTON, CA 94027-6435
Document Number	0000176696
Map Reference	MB 10 PG 38
Instrument Date	Dec 10, 2021
Instrument	2021-176696
Transaction Type	Transfer
Record Updated	Jan 20, 2022
Title Company	NORTH AMERICAN TITLE COMPANY, NORTH AMERICAN TITLE CO INC

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$6,050.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	16 VALLEY RD, ATHERTON, CA 94027-6435

Mortgage

Document Number	0000176697
Date	Dec 29, 2021
Instrument	2021-176697

Lender

Name	GUARANTEED RATE INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jan 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	2.87%
Type Change Date	Jan 1, 2029
Change Frequency	Quarterly
Min Rate At Change	3%
Max Rate At Change	7.87%
Index	Other
Margin	3
Max Rate	7.87%

June 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN MATEO CA
Property Address	16 VALLEY RD, ATHERTON, CA 94027-6435
Document Number	0000051953
Instrument Date	Jun 28, 2019
Transaction Type	Mortgage
Record Updated	Aug 2, 2019
Title Company	FNC TITLE/CA

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	16 VALLEY RD ATHERTON CA 940276435, ATHERTON, CA 94027-6435

Mortgage

Document Number	0000051953
Date	Jul 5, 2019
Instrument	51953

Lender

Name	FINANCE OF AMERICA REVERSE
Address	8023 E 63RD PL # 700, TULSA, OK 74133-1240

Agreement

Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

May 2018: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	SAN MATEO CA
Recording Date	May 11, 2018
Property Address	16 VALLEY RD, ATHERTON, CA 94027-6435
Document Number	0000036761
Instrument Date	Apr 13, 2018
Instrument	36761
Transaction Type	Transfer
Record Updated	May 29, 2018
Title Company	ATTORNEY ONLY

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	PO BOX 1146 SAN MATEO CA 944030746, SAN MATEO, CA 94403-0746

Tax Assessment & Valuation

The 2025 property tax bill for 16 Valley Rd was $65,610.

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	Assessed Market Value
2026		$5,953,376 (+2%) Land $5,412,160 Building $541,216
2025	$65,610.00	$5,836,644 Land $5,306,040 Building $530,604
2023	$63,760.00 (+2.81%)	$5,610,000 Land $5,508,000 Building $102,000	$4,181,580
2022	$62,016.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 16 Valley Rd in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2022.

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 File 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

Wildfire risk around 16 Valley Rd is low, with a 0.03% annual chance of wildfire.

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

Wildfire Risk	Low lower than 66% of the US · lower than 80% of California
Wildfire Likelihood	0.03% 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 168 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Cruzio Fixed Wireless	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: Etheric Networks, Race Communications.

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