San Mateo County property record for 47 Irving Ave, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 8 ba · 7,670 sqft · built 2002 |
| Lot Size | 0.943 acres (41,059 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $695,000 (Jan 1994) |
| Tax Bill | $36,267 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 061-121-030 |
| Primary APN | 061-121-030 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 8 Baths |
| Total Rooms | 24 Rooms |
| Stories | 2 Stories |
| Building Area | 7,670 sqft Living Area |
| Gross Area | 7,950 sqft |
| 1st Floor Area | 3,800 sqft |
| 2nd Floor Area | 2,330 sqft |
| Basement Area | 1,820 sqft |
| Finished Basement | 1,540 sqft |
| Unfinished Basement | 280 sqft |
| Family Room | Family Room |
| Study | Study |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2002 |
|---|---|
| Effective Year Built | Effective 2002 |
| Architectural Style | Ranch |
| Exterior Material | Wood |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 41,059 sqft (0.943 acres) |
| Lot Dimensions | 204 ft deep x 200 ft wide |
| Garage Area | 490 sqft |
| Parking Spaces | 2 Parking Spaces |
| Pool Type | Above-Ground Pool |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 47 IRVING AVE |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-2007 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1001A |
| Legal Description | LOT 16 BLOCK 13 LINDENWOOD MAP NO 8 RSM 37/28 TOWN OF ATHERTON |
| Legal Subdivision | LINDENWOOD MAP NO 8 |
| Legal Block | 13 |
| Legal Lot Number | 16 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 611500 |
47 Irving Ave is owner-occupied and held in a trust since December 2010.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 47 IRVING AVE, ATHERTON, CA 94027-2007 |
| Occupancy | Owner Occupied |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 28, 1994 · Amount on File |
| Deed Sale | Jan 28, 1994 · Amount on File |
| Deed Document Number | 199415154 |
| Last Transfer Date | Dec 17, 2010 |
| Transfer Doc | 0000004188 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 47 Irving Ave was $36,267 with a homeowner's exemption.
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 | Assessed Market Value |
|---|---|---|---|
| 2026 | $3,113,861 (+2%) Land $602,447 Building $2,511,414 | ||
| 2025 | $36,267.00 Homeowner's exemption | $3,052,806 Land $590,635 Building $2,462,171 | |
| 2023 | $34,555.00 (+2.46%) Homeowner's exemption | $2,934,263 Land $567,700 Building $2,366,563 | $8,829,450 |
| 2022 | $33,725.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 47 Irving Ave 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 | 2 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 47 Irving Ave is low, with less than 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 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 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 299 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 · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Etheric Networks, Sonic Telecom.
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