San Mateo County property record for 45 Prado Secoya St, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 6 ba · 10,190 sqft · built 2013 |
| Lot Size | 1 acre (43,606 sqft) |
| Owner | Company Name on File |
| Last Sale | $23,500,000 (Oct 2021) |
| Tax Bill | $252,227 (2025) |
| Deeds & Mortgages | Oct 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 070-343-200 |
| Primary APN | 070-343-200 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 6 Baths |
| Total Rooms | 15 Rooms |
| Stories | 2 Stories |
| Building Area | 10,190 sqft Living Area |
| 1st Floor Area | 3,559 sqft |
| 2nd Floor Area | 2,797 sqft |
| Basement Area | 3,834 sqft |
| Finished Basement | 3,834 sqft |
| Family Room | Family Room |
| Study | Study |
| Year Built | Built 2013 |
|---|---|
| Effective Year Built | Effective 2013 |
| Lot Area | 43,606 sqft |
| Garage Area | 759 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 45 PRADO SECOYA ST |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-4126 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1001A |
| Legal Description | LOT 7 PRADO SECOYA RSM 54/39 |
| Legal Subdivision | PRADO SECOYA |
| Legal Lot Number | 7 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 611400 |
45 Prado Secoya St is owned by a company that bought it in October 2021.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 45 PRADO SECOYA ST, ATHERTON, CA 94027-4126 |
| Owner Type | Company |
| Vesting | Limited Liability Company |
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 | Oct 28, 2021 · Amount on File |
| Deed Sale | Oct 28, 2021 · Amount on File |
| Prior Sale | May 8, 2013 · Amount on File |
| Deed Document Number | 2021151436 |
| Prior Transfer Date | Jan 4, 1999 |
| Prior Transfer Doc | 0000001423 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Oct 28, 2021 |
| Property Address | 45 PRADO SECOYA ST, ATHERTON, CA 94027-4126 |
| Document Number | 0000151436 |
| Map Reference | MB 54 PG 39 |
| Instrument Date | Oct 19, 2021 |
| Instrument | 2021-151436 |
| Transaction Type | Transfer |
| Record Updated | Nov 23, 2021 |
| Title Company | LAWYERS TITLE COMPANY/CA, LAWYERS TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $25,850.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 45 PRADO SECOYA ST, ATHERTON, CA 94027-4126 |
| Document Number | 0000151437 |
|---|---|
| Date | Oct 28, 2021 |
| Instrument | 2021-151437 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Nov 1, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.5% |
| Type Change Date | Nov 1, 2031 |
| Change Frequency | Monthly |
| Min Rate At Change | 2.95% |
| Max Rate At Change | 10.9% |
| Index | Other |
| Max Rate | 10.9% |
The 2025 property tax bill for 45 Prado Secoya St was $252,227, up 9.5% from the year before.
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 | $23,025,000 (+0.83%) Land $11,512,500 Building $11,512,500 | |
| 2025 | $252,227.00 (+9.53%) | $22,835,000 Land $11,417,500 Building $11,417,500 |
| 2024 | $230,285.00 (-2.39%) | |
| 2023 | $235,921.00 (-8.03%) | $23,970,000 Land $11,985,000 Building $11,985,000 |
| 2022 | $256,532.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 45 Prado Secoya St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1995.
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 13 policies |
| Nearby Flood Policies | 13 in force |
| Nearby Flood Claims | 2 (1995–1998) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
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 Prado Secoya St 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 97% of the US · lower than 97.8% 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 174 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 · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Cruzio, Etheric Networks, GeoLinks, Sonic Telecom.
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