San Mateo County property record for 75 Alejandra Ave, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5.5 ba · 9,422 sqft · built 2013 |
| Lot Size | 0.977 acres (42,577 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $15,800,000 (Oct 2013) |
| Tax Bill | $214,322 (2025) |
| Deeds & Mortgages | Jan 2022 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 070-354-030 |
| Primary APN | 070-354-030 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 17 Rooms |
| Stories | 2 Stories |
| Building Area | 9,422 sqft Living Area |
| 1st Floor Area | 3,408 sqft |
| 2nd Floor Area | 2,606 sqft |
| Basement Area | 3,408 sqft |
| Finished Basement | 3,408 sqft |
| Year Built | Built 2013 |
|---|---|
| Effective Year Built | Effective 2013 |
| Lot Area | 42,577 sqft (0.977 acres) |
| Lot Dimensions | 283 ft deep x 150 ft wide |
| Garage Area | 916 sqft |
| Parking Spaces | 4 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 75 ALEJANDRA AVE |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-4106 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1001A |
| Legal Description | LOT 24 THOMPSONS SUB VALPARAISO PARK RSM 3/76 TOWN OF ATHERTON |
| Legal Subdivision | PARAISO PARK |
| Legal Lot Number | 24 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 611400 |
75 Alejandra Ave is owner-occupied and held in a trust since October 2016.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 75 ALEJANDRA AVE, ATHERTON, CA 94027-4106 |
| 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 | Oct 10, 2013 · Amount on File |
| Deed Sale | Oct 10, 2013 · Amount on File |
| Prior Sale | Jul 6, 2011 · Amount on File |
| Deed Document Number | 2013144523 |
| Last Transfer Date | Oct 6, 2016 |
| Transfer Doc | 0000107182 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 75 ALEJANDRA AVE, ATHERTON, CA 94027-4106 |
| Transaction Type | Mortgage |
| Record Updated | Jul 25, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 75 ALEJANDRA AVE, ATHERTON, CA 94027-4106 |
| Document Number | 0000004291 |
|---|---|
| Date | Jan 18, 2022 |
| Instrument | 2022-004291 |
| Name | SILICON VALLEY BANK |
|---|---|
| Type | Bank |
| Address | SANTA CLARA, CA 95054 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Feb 1, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.25% |
| Type Change Date | Feb 1, 2032 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 7.25% |
| Index | Other |
| Max Rate | 7.25% |
The 2025 property tax bill for 75 Alejandra Ave was $214,322 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 |
|---|---|---|
| 2026 | $19,756,009 (+2%) Land $8,002,433 Building $11,753,576 | |
| 2025 | $214,322.00 Homeowner's exemption | $19,368,637 Land $7,845,523 Building $11,523,114 |
| 2023 | $204,583.00 (+2.41%) Homeowner's exemption | $18,616,531 Land $7,540,873 Building $11,075,658 |
| 2022 | $199,773.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 75 Alejandra Ave in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1998.
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 |
| Nearby Flood Claims | 2 (1998) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
| Claims by Event |
|
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 75 Alejandra 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 94% of the US · lower than 96% 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 253 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: GeoLinks, Race Communications, Sonic Telecom.
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