San Mateo County property record for 45 de Bell Dr, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 2,490 sqft · built 1950 |
| Lot Size | 0.812 acres (35,373 sqft) |
| Owner | Individual Name on File |
| Last Sale | $216,000 (Feb 2005) |
| Tax Bill | $36,068 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 061-271-050 |
| Primary APN | 061-271-050 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 2,490 sqft Living Area |
| 1st Floor Area | 2,490 sqft |
| Family Room | Family Room |
| Study | Study |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Lot Area | 35,373 sqft (0.812 acres) |
| Lot Dimensions | 195 ft deep x 176 ft wide |
| Garage Area | 660 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 45 DE BELL DR |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-2209 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1001A |
| Legal Description | LOT 5 MAPLE MANOR RSM 24/39 TOWN OF ATHERTON |
| Legal Subdivision | MAPLE MANOR |
| Legal Lot Number | 5 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 611500 |
45 de Bell Dr is owned by an individual who bought it in February 2005.
Source: San Mateo County records, as of July 15, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 15360 ROBIN ANNE LN, MONTE SERENO, CA 95030-2237 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 22, 2005 · Amount on File |
| Deed Sale | Feb 22, 2005 · Amount on File |
| Prior Sale | Nov 10, 2004 · Amount on File |
| Deed Document Number | 200527497 |
| Prior Transfer Date | Sep 15, 2004 |
| Prior Transfer Doc | 0000222411 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 45 de Bell Dr was $36,068.
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 | $3,088,099 (+2%) Land $2,945,946 Building $142,153 | ||
| 2025 | $36,068.00 | $3,027,550 Land $2,888,183 Building $139,367 | |
| 2023 | $34,368.00 (+2.46%) | $2,909,990 Land $2,776,033 Building $133,957 | $4,642,560 |
| 2022 | $33,544.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 45 de Bell Dr 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 45 de Bell Dr 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 96% of the US · lower than 97.4% of California |
|---|---|
| Wildfire Likelihood | Under 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 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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