San Mateo County property record for 449 Selby Ln, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 6.5 ba · 9,381 sqft · built 2006 |
| Lot Size | 1.55 acres (67,708 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $23,000,000 (Mar 2020) |
| Tax Bill | $276,463 (2025) |
| Deeds & Mortgages | May 2017 Mortgage Mar 2020 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 070-070-170 |
| Primary APN | 070-070-170 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 6.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 9,381 sqft Living Area |
| Gross Area | 10,931 sqft |
| 1st Floor Area | 6,685 sqft |
| 2nd Floor Area | 1,326 sqft |
| Basement Area | 2,920 sqft |
| Finished Basement | 1,370 sqft |
| Unfinished Basement | 1,550 sqft |
| Family Room | Family Room |
| Study | Study |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2006 |
| Lot Area | 67,708 sqft |
| Lot Dimensions | 325 ft deep x 207 ft wide |
| View / Lot | Corner |
| Garage Area | 1,730 sqft |
| Parking Spaces | 6 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 449 SELBY LN |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-4042 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1001A |
| Legal Description | PARCEL A PARCEL MAP VOL 1/13 |
| Legal Subdivision | RESUBDIVISION PORTION LOT P SELBY TRACT |
| Legal Lot Number | P |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 4 |
| Census Block | 4015 |
| Census Tract | 611400 |
449 Selby Ln is held in a trust since March 2020.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 449 SELBY LN, ATHERTON, CA 94027-4042 |
| 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.
| Date | Document |
|---|---|
| May 9, 2017 | Deed of Trust, Mortgage · ARM MORGAN STANLEY PRIVATE BANK NA |
| Mar 27, 2020 | Grant Deed, Transfer LAWYERS TITLE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 27, 2020 · Amount on File |
| Deed Sale | Mar 27, 2020 · Amount on File |
| Prior Sale | Feb 23, 2001 · Amount on File |
| Deed Document Number | 202028423 |
| Prior Transfer Date | Feb 9, 1996 |
| Prior Transfer Doc | 0000019231 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 449 SELBY LN, ATHERTON, CA 94027-4042 |
| Transaction Type | Mortgage |
| Record Updated | Aug 5, 2022 |
| Title Company | TRGC |
| Name | Verified Name |
|---|
| Document Number | 0000039797 |
|---|---|
| Date | May 9, 2017 |
| Instrument | 2017-039797 |
| Name | MORGAN STANLEY PRIVATE BANK NA |
|---|---|
| Type | Bank |
| Address | MOUNT LAUREL, NJ 08054 |
| Type | ARM |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jun 1, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.87% |
| Adjustable | Adjustable Rate Rider |
| Type Change Date | Jun 1, 2022 |
| Change Frequency | Annually |
| Min Rate At Change | 2.5% |
| Max Rate At Change | 7.87% |
| Index | 1-Year LIBOR |
| Max Rate | 7.87% |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Mar 27, 2020 |
| Property Address | 449 SELBY LN, ATHERTON, CA 94027-4042 |
| Document Number | 0000028423 |
| Instrument Date | Mar 11, 2020 |
| Instrument | 28423 |
| Transaction Type | Transfer |
| Record Updated | Apr 30, 2020 |
| Title Company | LAWYERS TITLE |
| Amount | Amount on Record |
|---|---|
| Tax | $25,300.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 449 SELBY LN ATHERTON CA 940274042, ATHERTON, CA 94027-4042 |
The 2025 property tax bill for 449 Selby Ln was $276,463.
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 | Redwood City Elementary School District (KG - 08) |
| Secondary School District | Sequoia Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $25,656,934 (+2%) Land $14,501,745 Building $11,155,189 | |
| 2025 | $276,463.00 | $25,153,858 Land $14,217,398 Building $10,936,460 |
| 2023 | $269,154.00 (+4.97%) | $24,177,105 Land $13,665,320 Building $10,511,785 |
| 2022 | $256,416.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 449 Selby Ln in Zone X, an area of minimal flood risk, though there have been 8 flood claims nearby since 1979.
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 | 7 in force |
| Nearby Flood Claims | 8 (1979–2019) |
| Claims Outside the SFHA | 2 of 8 |
| Most Recent Claim | Jan 2019 · other causes |
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 risk around 449 Selby Ln is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 94% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | 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.
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 160 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 in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
May also be available: Etheric Networks, Verizon.
5G (outdoors only) and 4G LTE
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