San Mateo County property record for 80 Gresham Ln, Atherton, CA 94027 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4.5 ba · 3,499 sqft · built 1965 |
| Lot Size | 0.996 acres (43,369 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $4,550,000 (Sep 2020) |
| Tax Bill | $83,051 (2025) |
| Deeds & Mortgages | May 2022 Line of Credit Sep 2020 Sale & Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 059-303-360 |
| Primary APN | 059-303-360 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 3,499 sqft Living Area |
| 1st Floor Area | 2,604 sqft |
| Family Room | Family Room |
| Study | Study |
| Year Built | Built 1965 |
|---|---|
| Effective Year Built | Effective 1965 |
| Lot Area | 43,369 sqft (0.996 acres) |
| Garage Area | 430 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 80 GRESHAM LN |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-3918 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 11 ATHERTON MANOR RSM 49/45 TOWN OF ATHERTON |
| Legal Subdivision | ATHERTON MANOR |
| Legal Tract | A |
| Legal Lot Number | 11 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 4 |
| Census Block | 4002 |
| Census Tract | 611400 |
Source: San Mateo County records · APN 059-303-360
Assessment roll updated July 15, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 80 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| May 03, 2022 | Deed of Trust, Mortgage · Line of Credit FREMONT BANK |
| Sep 08, 2020 | Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA |
| May 21, 2020 | Affidavit of Death, Transfer ATTORNEY ONLY |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 08, 2020 · Amount on Record |
| Deed Sale | Sep 08, 2020 · Amount on Record |
| Deed Document Number | 202091406 |
| Prior Transfer Date | Aug 30, 2011 |
| Prior Transfer Doc | 0000099162 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 80 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Transaction Type | Mortgage |
| Record Updated | May 17, 2022 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 80 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Document Number | 0000036921 |
|---|---|
| Date | May 03, 2022 |
| Instrument | 2022-036921 |
| Name | FREMONT BANK |
|---|---|
| Type | Bank |
| Address | LIVERMORE, CA 94551 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Apr 20, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Sep 08, 2020 |
| Property Address | 80 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Document Number | 0000091406 |
| Map Reference | MB 49 PG 45 |
| Instrument Date | Aug 28, 2020 |
| Instrument | 2020-091406 |
| Transaction Type | Transfer |
| Record Updated | Aug 09, 2021 |
| Title Company | FIRST AMERICAN TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $5,005.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 80 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Document Number | 0000091407 |
|---|---|
| Date | Sep 08, 2020 |
| Instrument | 2020-091407 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 01, 2050 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | May 21, 2020 |
| Property Address | 80 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Document Number | 0000046561 |
| Instrument Date | Apr 18, 2020 |
| Instrument | 46561 |
| Transaction Type | Transfer |
| Record Updated | Jun 15, 2020 |
| Title Company | ATTORNEY ONLY |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 80 GRESHAM LN ATHERTON CA 940273918, ATHERTON, CA 94027-3918 |
Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| Municipality | Atherton Town |
| County | San Mateo County |
| Elementary School District | Redwood City Elementary School District (KG - 08) |
| Secondary School District | Sequoia Union High School District (09 - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $7,625,627 (+2%) Land $4,968,362 Building $2,657,265 | ||
| 2025 | $83,051.00 (+2.76%) | $7,476,107 (+4.04%) Land $4,870,944 Building $2,605,163 | |
| 2023 | $80,822.00 (+23%) | $7,185,803 Land $4,681,800 Building $2,504,003 | $6,452,280 |
| 2022 | $65,710.00 |
Source: FEMA National Flood Hazard Layer, San Mateo County (06081C), updated September 10, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060816114004, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 8 (1979–2019) |
| Claims Outside the SFHA | 2 of 8 |
| Most Recent Claim | Jan 2019, other causes |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 487 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| AT&T | Fiber | 5,000 / 5,000 |
| Xfinity | Cable | 2,000 / 250 |
| Verizon | Fixed Wireless | 300 / 20 |
| Etheric Communications, LLC. | Fixed Wireless (licensed-by-rule) | 250 / 100 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Race Telecommunications, AT&T, Radiate Holdings, California Internet, Sonic Telecom. Availability varies by address; speeds are provider-advertised maximums, not measured.
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