San Mateo County property record for 50 Heather Dr, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,530 sqft · built 1950 |
| Lot Size | 0.925 acres (40,300 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $4,000,000 (Nov 2020) |
| Tax Bill | $70,355 (2025) |
| Deeds & Mortgages | Mar 2021 Construction Loan Nov 2020 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 061-140-080 |
| Primary APN | 061-140-080 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 3,530 sqft Living Area |
| 1st Floor Area | 2,310 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Contemporary |
| Exterior Material | Wood |
| Roof Material | Tar & Gravel |
| Lot Area | 40,300 sqft (0.925 acres) |
| Lot Dimensions | 175 ft deep x 233 ft wide |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 50 HEATHER DR |
|---|---|
| City | MENLO PARK |
| State | CA |
| Zip | 94027-2006 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1001A |
| Legal Description | LOT 4 BLOCK 13 LINDENWOOD MAP NO 4 RSM 29/20 21 TOWN OF ATHERTON |
| Legal Subdivision | LINDENWOOD MAP NO 4 |
| Legal Block | 13 |
| Legal Lot Number | 4 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 611500 |
Source: San Mateo County records, as of July 15, 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 Record |
|---|---|
| Mailing Address | 50 HEATHER DR, ATHERTON, CA 94027-2006 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Mar 24, 2021 | Deed of Trust, Mortgage · Construction Mortgage FIRST REPUBLIC BANK |
| Nov 16, 2020 | Grant Deed, Transfer OLD REPUBLIC TITLE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 16, 2020 · Amount on Record |
| Deed Sale | Nov 16, 2020 · Amount on Record |
| Deed Document Number | 2020129038 |
| Prior Transfer Date | Mar 23, 1995 |
| Prior Transfer Doc | 0000037216 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 50 HEATHER DR, ATHERTON, CA 94027-2006 |
| Transaction Type | Mortgage |
| Record Updated | Apr 28, 2021 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 50 HEATHER DR, ATHERTON, CA 94027-2006 |
| Document Number | 0000047473 |
|---|---|
| Date | Mar 24, 2021 |
| Instrument | 2021-047473 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Min Rate At Change | 3.25% |
| Max Rate At Change | 1.09% |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Nov 16, 2020 |
| Property Address | 50 HEATHER DR, ATHERTON, CA 94027-2006 |
| Document Number | 0000129038 |
| Instrument Date | Nov 9, 2020 |
| Instrument | 129038 |
| Transaction Type | Transfer |
| Record Updated | Dec 21, 2020 |
| Title Company | OLD REPUBLIC TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $4,400.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 360 CLAIRE PL MENLO PARK CA 940255354, MENLO PARK, CA 94025-5354 |
Source: San Mateo County assessment roll, as of July 15, 2026
| 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $6,292,819 (+2%) Land $2,883,504 Building $3,409,315 | |
| 2025 | $70,355.00 (-31.51%) | $6,169,433 (-33.05%) Land $2,826,966 Building $3,342,467 |
| 2023 | $102,722.00 (+89.05%) | $9,214,560 Land $4,057,560 Building $5,157,000 |
| 2022 | $54,335.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
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 | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 296 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 · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks, GeoLinks, Sonic Telecom, T-Mobile.
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