San Mateo County property record for 39 Valley Rd, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 3,910 sqft · built 1955 |
| Lot Size | 7.8 acres (340,084 sqft) |
| Owner | Trust Name on File |
| Last Sale | $167,000 (Feb 2021) |
| Tax Bill | $21,240 (2025) |
| Deeds & Mortgages | Feb 2021 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 073-141-170 |
| Primary APN | 073-141-170 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 3,910 sqft Living Area |
| 1st Floor Area | 2,660 sqft |
| Family Room | Family Room |
| Study | Study |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1955 |
| Lot Area | 340,084 sqft |
| Lot Dimensions | 6,784 ft deep x 6,784 ft wide |
| Garage Area | 670 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 39 VALLEY RD |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-6434 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1003A |
| Legal Description | 7.71 AC MOL BEING THE NELY PTN OF LOT 48 MEZES RANCH NR MENLO PARK RSM 2/5 |
| Legal Subdivision | MEZES RANCH |
| Legal Lot Number | 48 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 613300 |
39 Valley Rd is held in a trust since February 2021.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 5414 CHARLOTTE RD, PATTERSON, GA 31557-2123 |
| 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 | Name on Deed |
|---|---|
| Last Sale | Feb 12, 2021 · Amount on File |
| Deed Sale | Feb 12, 2021 · Amount on File |
| Deed Document Number | 202124762 |
| Prior Transfer Date | Dec 21, 2012 |
| Prior Transfer Doc | 0000198461 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Feb 12, 2021 |
| Property Address | 39 VALLEY RD, ATHERTON, CA 94027-6434 |
| Document Number | 0000024762 |
| Map Reference | MB B PG 56 |
| Instrument Date | Feb 8, 2021 |
| Instrument | 2021-024762 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Amount | Amount on Record |
|---|---|
| Tax | $183.70 |
| Amount Accuracy | Rounded by County |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 40025 VIA CABALLOS, MURRIETA, CA 92562-7314 |
The 2025 property tax bill for 39 Valley Rd was $21,240.
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | Woodside Town |
| Elementary School District | Las Lomitas Elementary School District (KG - 08) |
| Secondary School District | Sequoia Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,949,699 (+2%) Land $497,850 Building $1,451,849 | ||
| 2025 | $21,240.00 | $1,911,471 Land $488,089 Building $1,423,382 | |
| 2023 | $20,678.00 (+2.8%) | $1,837,248 Land $469,137 Building $1,368,111 | $5,405,670 |
| 2022 | $20,115.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 39 Valley 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 | 1 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 39 Valley Rd is low, with a 0.04% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 62% of the US · lower than 77% of California |
|---|---|
| Wildfire Likelihood | 0.04% 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 8 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Cruzio, Etheric Networks.
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