San Mateo County property record for 48 Gresham Ln, Atherton, CA 94027 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5.5 ba · 4,608 sqft · built 1964 |
| Lot Size | 1 acres (43,948 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $7,300,000 (Jun 2016) |
| Tax Bill | $96,995 (2025) |
| Deeds & Mortgages | Mar 2022 Mortgage Mar 2020 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 059-303-320 |
| Primary APN | 059-303-320 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 1 Story |
| Building Area | 4,608 sqft Living Area |
| 1st Floor Area | 2,720 sqft |
| Family Room | Family Room |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Lot Area | 43,948 sqft |
| Lot Dimensions | 235 ft deep x 180 ft wide |
| Garage Area | 863 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 48 GRESHAM LN |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-3918 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 15 ATHERTON MANOR RSM 49/45 TOWN OF ATHERTON |
| Legal Subdivision | ATHERTON MANOR |
| Legal Tract | A |
| Legal Lot Number | 15 |
| 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 059-303-320
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 Individual Names on File |
|---|---|
| Mailing Address | 48 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Date | Document |
|---|---|
| Mar 14, 2022 | Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BANK NA |
| Mar 30, 2020 | Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BANK NA |
| Feb 08, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage WELLS FARGO BANK NA |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 30, 2016 · Amount on Record |
| Deed Sale | Jun 30, 2016 · Amount on Record |
| Prior Sale | Aug 14, 2012 · Amount on Record |
| Deed Document Number | 201664195 |
| Last Transfer Date | Jan 30, 2021 |
| Transfer Doc | 0000020388 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 48 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Transaction Type | Mortgage |
| Record Updated | Apr 05, 2022 |
| Name | Verified Name |
|---|---|
| Address | 48 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Document Number | 0000022108 |
|---|---|
| Date | Mar 14, 2022 |
| Instrument | 2022-022108 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57104 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 348 Months |
| Due | Mar 01, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.5% |
| Type Change Date | Mar 01, 2028 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 4.5% |
| Index | Other |
| Max Rate | 7.5% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 48 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Title Company | WFG NATIONAL TITLE COMPANY |
| Name | Verified Name |
|---|
| Document Number | 0000029143 |
|---|---|
| Date | Mar 30, 2020 |
| Instrument | 2020-029143 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57104 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 01, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.75% |
| Type Change Date | May 01, 2030 |
| Change Frequency | Annually |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 4.75% |
| Index | 1-Year LIBOR |
| Max Rate | 7.75% |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Feb 08, 2021 |
| Property Address | 48 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Document Number | 0000020388 |
| Map Reference | MB 49 PG 45 |
| Instrument Date | Jan 30, 2021 |
| Instrument | 2021-020388 |
| Transaction Type | Transfer |
| Record Updated | Aug 09, 2021 |
| Title Company | TWFG NATIONAL TITLE INSURANCE COMPANY, WFG NATIONAL TITLE INS CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 48 GRESHAM LN, ATHERTON, CA 94027-3918 |
| Document Number | 0000020389 |
|---|---|
| Date | Feb 08, 2021 |
| Instrument | 2021-020389 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Mar 01, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.5% |
| Type Change Date | Mar 01, 2028 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 4.5% |
| Index | Other |
| Max Rate | 7.5% |
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 | $8,932,682 (+2%) Land $5,687,196 Building $3,245,486 | ||
| 2025 | $96,995.00 (+2.75%) Homeowner's exemption | $8,757,533 (+4.04%) Land $5,575,683 Building $3,181,850 | |
| 2023 | $94,396.00 (+4.96%) Homeowner's exemption | $8,417,470 Land $5,359,173 Building $3,058,297 | $7,547,490 |
| 2022 | $89,938.00 |
Source: FEMA National Flood Hazard Layer, San Mateo County (06081C), updated September 10, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| 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; lenders make the official flood determination.
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