San Mateo County property record for 270 Selby Ln, Atherton, CA 94027 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,970 sqft · built 1941 |
| Lot Size | 0.23 acres (10,000 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $1,600,000 (Oct 2004) |
| Tax Bill | $21,299 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 059-274-040 |
| Primary APN | 059-274-040 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Building Area | 2,970 sqft Living Area |
| 1st Floor Area | 2,460 sqft |
| 2nd Floor Area | 510 sqft |
| Family Room | Family Room |
| Study | Study |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1941 |
| Lot Area | 10,000 sqft (0.23 acres) |
| Lot Dimensions | 125 ft deep x 80 ft wide |
| Garage Area | 640 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 270 SELBY LN |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-3931 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOTS 90 91 BLOCK 12 OAKLEIGH PARK NO 3 RSM 8/29 |
| Legal Subdivision | OAKLEIGH PARK NO 3 |
| Legal Block | 12 |
| Legal Lot Number | 90 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1024 |
| Census Tract | 611300 |
Source: San Mateo County records · APN 059-274-040
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 | 270 SELBY LN, ATHERTON, CA 94027-3931 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 21, 2004 · Amount on Record |
| Deed Sale | Oct 21, 2004 · Amount on Record |
| Deed Document Number | 2004209000 |
| Last Transfer Date | Apr 01, 2009 |
| Transfer Doc | 0000048011 |
| Record Updated | Sep 20, 2026 |
Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| 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 | $1,875,828 (+2%) Land $937,914 Building $937,914 | ||
| 2025 | $21,299.00 (+2.94%) Homeowner's exemption | $1,839,048 (+4.04%) Land $919,524 Building $919,524 | |
| 2023 | $20,690.00 (+4.9%) Homeowner's exemption | $1,767,638 Land $883,819 Building $883,819 | $4,000,680 |
| 2022 | $19,723.00 |
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 | Low above 5% of the US · above 3% of California |
|---|---|
| Wildfire Likelihood | About 1 in 8,333 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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