San Mateo County property record for 29 Snowden Ave, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,681 sqft · built 1951 |
| Lot Size | 0.31 acres (13,500 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $2,250,000 (May 2019) |
| Tax Bill | $33,318 (2025) |
| Deeds & Mortgages | May 2019 Transfer May 2019 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 060-291-040 |
| Primary APN | 060-291-040 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,681 sqft Living Area |
| 1st Floor Area | 1,681 sqft |
| Family Room | Family Room |
| Study | Study |
| Fireplaces | 2 Fireplaces |
| Fireplace | Fireplace |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 1951 |
| Architectural Style | Ranch |
| Roof Material | Wood Shingle |
| Lot Area | 13,500 sqft (0.31 acres) |
| Lot Dimensions | 135 ft deep x 100 ft wide |
| Garage Area | 423 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 29 SNOWDEN AVE |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-3837 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R11A00 |
| Legal Description | LOT 13 BLOCK 1 LLOYDEN PARK RSM 16/29 30 TOWN OF ATHERTON |
| Legal Subdivision | LLOYDEN PARK |
| Legal Block | 1 |
| Legal Lot Number | 13 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 611500 |
Source: San Mateo County records, as of July 15, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 167 CYPRESS POINT RD, HALF MOON BAY, CA 94019-8004 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| May 9, 2019 | Quit Claim Deed, Transfer CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| May 9, 2019 | Grant Deed, Transfer CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 9, 2019 · Amount on Record |
| Deed Sale | May 9, 2019 · Amount on Record |
| Prior Sale | Nov 14, 1997 · Amount on Record |
| Deed Document Number | 201934745 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | May 9, 2019 |
| Property Address | 29 SNOWDEN AVE, ATHERTON, CA 94027-3837 |
| Document Number | 0000034744 |
| Instrument Date | May 8, 2019 |
| Instrument | 34744 |
| Transaction Type | Transfer |
| Record Updated | May 28, 2019 |
| Title Company | CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 167 CYPRESS POINT RD HALF MOON BAY CA 940198004, HALF MOON BAY, CA 94019-8004 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | May 9, 2019 |
| Property Address | 29 SNOWDEN AVE, ATHERTON, CA 94027-3837 |
| Document Number | 0000034745 |
| Instrument Date | Apr 26, 2019 |
| Instrument | 34745 |
| Transaction Type | Transfer |
| Record Updated | May 28, 2019 |
| Title Company | CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Tax | $2,475.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 167 CYPRESS POINT RD HALF MOON BAY CA 940198004, HALF MOON BAY, CA 94019-8004 |
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 | Redwood 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 | $2,996,265 (+2%) Land $2,275,656 Building $720,609 | ||
| 2025 | $33,318.00 (+2.96%) Homeowner's exemption | $2,937,516 (+4.15%) Land $2,231,036 Building $706,480 | |
| 2023 | $32,359.00 (+15.85%) Homeowner's exemption | $2,820,451 Land $2,144,403 Building $676,048 | $4,110,210 |
| 2022 | $27,932.00 |
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 |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 487 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| 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 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, GeoLinks, Race Communications, Sonic Telecom.
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