San Mateo County property record for 84 Serrano Dr, Atherton, CA 94027 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 5 Beds |
| Bathrooms | 4 Baths |
| Year Built | Built 1948 |
| Square Footage | 2,870 sqft Living Area |
| Lot Size | 38,843 sqft (0.892 acres) |
| Garage | 790 sqft |
| Last Sale | $8,560,000 (2024) |
| Tax Bill | $94,910.00 (2025) |
| Primary APN | 059-281-120 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 8 Rooms |
| Building Area | 2,870 sqft Living Area |
| 1st Floor | 2,210 sqft 1st Floor |
| 2nd Floor | 660 sqft 2nd Floor |
| Family Room | Family Room |
| Stories | 1 Stories |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1948 |
| Lot Area | 38,843 sqft (0.892 acres) |
| Depth X Width | 151 ft x 245 ft Depth x Width |
| Parking Spaces | 3 Parking Spaces |
| Garage Area | 790 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Street Address | 84 SERRANO DR |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-3934 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 2 BLOCK 1 ATHERTON OAKS RSM 16/10 11 TOWN OF ATHERTON |
| Legal Subdivision | ATHERTON OAKS |
| Legal Block | 1 |
| Legal Lot Number | 2 |
| Jurisdiction | SAN MATEO CA |
| Minor Civil Division | SAN MATEO |
| Census Blockgroup | 4 |
| Census Block | 4006 |
| Census Tract | 611400 |
Source: San Mateo County records · APN 059-281-120
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 | 249 S GORDON WAY, LOS ALTOS, CA 94022-3736 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Community Property |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 30, 2024 · Amount on Record |
| Deed Sale | Oct 30, 2024 · Amount on Record |
| Prior Sale | Aug 30, 2024 · Amount on Record |
| Deed Doc Number | 202457963 |
| Prior Transfer Date | Dec 22, 2004 |
| Prior Transfer Doc | 0000009504 |
| Record Refreshed | Sep 20, 2026 |
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 | $8,731,200 (+2%) Land $8,272,200 Building $459,000 | ||
| 2025 | $94,910.00 (+44.95%) | $8,560,000 (+47.55%) Land $8,110,000 Building $450,000 | |
| 2023 | $65,476.00 (+4.95%) | $5,801,247 Land $5,050,056 Building $751,191 | $6,067,710 |
| 2022 | $62,389.00 |
84 Serrano Dr is in FEMA Zone X, outside the Special Flood Hazard Area, with direct wildfire exposure (Low risk).
Source: FEMA National Flood Hazard Layer · San Mateo County (06081C), updated September 10, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Low 5th percentile of exposed land nationally · 3rd in California |
|---|---|
| Wildfire Likelihood | Low — about 1 in 5,882 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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