San Mateo County property record for 150 Toyon Rd, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5.5 ba · 5,336 sqft · built 2013 |
| Lot Size | 0.941 acres (40,966 sqft) |
| Owner | Company Name on File |
| Last Sale | $6,500,000 (Aug 2013) |
| Tax Bill | $97,408 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 061-231-030 |
| Primary APN | 061-231-030 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 5,336 sqft Living Area |
| 1st Floor Area | 2,839 sqft |
| 2nd Floor Area | 2,497 sqft |
| Family Room | Family Room |
| Year Built | Built 2013 |
|---|---|
| Effective Year Built | Effective 2013 |
| Lot Area | 40,966 sqft (0.941 acres) |
| Lot Dimensions | 336 ft deep x 142 ft wide |
| Garage Area | 726 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 150 TOYON RD |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-2222 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1001A |
| Legal Description | LOT 19 RINGWOOD RSM 13/47 TOWN OF ATHERTON |
| Legal Subdivision | RINGWOOD |
| Legal Lot Number | 19 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 611500 |
150 Toyon Rd is owned by a company that bought it in August 2013.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 150 TOYON RD, ATHERTON, CA 94027-2222 |
| Owner Type | Company |
| Vesting | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 26, 2013 · Amount on File |
| Deed Sale | Aug 26, 2013 · Amount on File |
| Prior Sale | Mar 26, 2010 · Amount on File |
| Deed Document Number | 2013125494 |
| Prior Transfer Date | Jun 28, 2013 |
| Prior Transfer Doc | 0000125493 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 150 Toyon Rd was $97,408.
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 | $8,821,304 (+2%) Land $3,876,175 Building $4,945,129 | |
| 2025 | $97,408.00 | $8,648,339 Land $3,800,172 Building $4,848,167 |
| 2023 | $92,942.00 (+2.42%) | $8,312,517 Land $3,652,607 Building $4,659,910 |
| 2022 | $90,747.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 150 Toyon Rd in Zone X, an area of minimal flood risk.
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 | 4 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.
Wildfire risk around 150 Toyon Rd 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 95% of the US · lower than 97% of California |
|---|---|
| Wildfire Likelihood | 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 167 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Race Communications Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| AT&T Fiber · DSL | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Sonic Telecom, T-Mobile.
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