San Mateo County property record for 296 Atherton Ave, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 4.5 ba · 4,230 sqft · built 1922 |
| Lot Size | 1.94 acres (84,636 sqft) |
| Owner | Company Name on File |
| Tax Bill | $47,784 (2025) |
| Deeds & Mortgages | Jul 2022 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 070-032-310 |
| Primary APN | 070-032-310 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 13 Rooms |
| Stories | 2 Stories |
| Building Area | 4,230 sqft Living Area |
| Gross Area | 4,550 sqft |
| 1st Floor Area | 2,810 sqft |
| 2nd Floor Area | 1,420 sqft |
| Basement Area | 320 sqft |
| Family Room | Family Room |
| Study | Study |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1922 |
|---|---|
| Effective Year Built | Effective 1922 |
| Roof Material | Other |
| Lot Area | 84,636 sqft |
| Lot Dimensions | 267 ft deep x 306 ft wide |
| View / Lot | Corner |
| Garage Area | 650 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 296 ATHERTON AVE |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-5437 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1001A |
| Legal Description | LOT 7 LESS 0.50 FT NON ACCESS STRIP TERRY MANOR RSM 46/8 TOWN OF ATHERTON |
| Legal Subdivision | TERRY MANOR |
| Legal Lot Number | 7 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 611400 |
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 | Company Name on File |
|---|---|
| Mailing Address | 296 ATHERTON AVE, ATHERTON, CA 94027-5437 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | May 21, 2002 |
| Transfer Doc | 0000101268 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 296 ATHERTON AVE, ATHERTON, CA 94027-5437 |
| Transaction Type | Mortgage |
| Record Updated | Aug 2, 2022 |
| Title Company | LAWYERS TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 296 ATHERTON AVE, ATHERTON, CA 94027-5437 |
| Document Number | 0000054954 |
|---|---|
| Date | Jul 15, 2022 |
| Instrument | 2022-054954 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 300 Months |
| Due | Jul 26, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
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 | 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 | $4,297,760 (+2%) Land $1,914,140 Building $2,383,620 | ||
| 2025 | $47,784.00 (+2.96%) Homeowner's exemption | $4,213,492 (+4.04%) Land $1,876,608 Building $2,336,884 | |
| 2023 | $46,410.00 (+2.8%) Homeowner's exemption | $4,049,880 Land $1,803,738 Building $2,246,142 | $7,104,060 |
| 2022 | $45,144.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 |
| Flood Insurance Cost | Premium on File median of 10 policies |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 1 (2022) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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 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 136 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, DSL 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.
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