San Mateo County property record for 131 Britton Ave, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 5,760 sqft · built 1971 |
| Lot Size | 2.61 acres (113,795 sqft) |
| Owner | Company Name on Record |
| Last Sale | $20,000,000 (Nov 2014) |
| Tax Bill | $264,059 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 070-214-160 |
| Primary APN | 070-214-160 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 13 Rooms |
| Stories | 1 Story |
| Building Area | 5,760 sqft Living Area |
| 1st Floor Area | 3,870 sqft |
| Family Room | Family Room |
| Study | Study |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1971 |
| Lot Area | 113,795 sqft |
| Lot Dimensions | 319 ft deep x 378 ft wide |
| Garage Area | 670 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 131 BRITTON AVE |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-4108 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1001A |
| Legal Description | 2.61 AC MOL BEING PARCELS 2 & 3 PARCEL MAP VOL 2/24 |
| Legal Subdivision | VALPARAISO PARK |
| Legal Lot Number | 1 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 611400 |
Source: San Mateo County records, as of August 6, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 3860 GS RICHARDS BLVD, CARSON CITY, NV 89703-8422 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 20, 2014 · Amount on Record |
| Deed Sale | Nov 20, 2014 · Amount on Record |
| Deed Document Number | 2014107171 |
| Prior Transfer Date | Sep 27, 2006 |
| Prior Transfer Doc | 0000180939 |
| Record Updated | Sep 20, 2026 |
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 | $24,397,646 (+2%) Land $24,395,159 Building $2,487 | |
| 2025 | $264,059.00 (+4.75%) | $23,919,262 (+4.04%) Land $23,916,823 Building $2,439 |
| 2023 | $252,080.00 (+2.4%) | $22,990,450 Land $22,988,104 Building $2,346 |
| 2022 | $246,161.00 |
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 |
| Nearby Flood Claims | 2 (1998) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
| Claims by Event |
|
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 96% of the US · lower than 97.4% 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 117 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 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks, T-Mobile.
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