San Mateo County property record for 9 Maple Ave, Atherton, CA 94027 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 5 Beds |
| Bathrooms | 5.5 Baths |
| Year Built | Built 2017 |
| Square Footage | 6,148 sqft Living Area |
| Lot Size | 16,903 sqft (0.388 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $3,300,000 (2014) |
| Tax Bill | $79,981.00 (2025) |
| Primary APN | 070-223-080 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 11 Rooms |
| Building Area | 6,148 sqft Living Area |
| 1st Floor | 2,055 sqft 1st Floor |
| 2nd Floor | 1,785 sqft 2nd Floor |
| Basement Area | 2,308 sqft Basement |
| Finished Basement | 2,308 sqft Finished |
| Family Room | Family Room |
| Stories | 2 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 2017 |
|---|---|
| Effective Year Built | Effective 2017 |
| Lot Area | 16,903 sqft (0.388 acres) |
| Depth X Width | 167 ft x 102 ft Depth x Width |
| Parking Spaces | 2 Parking Spaces |
| Garage Area | 590 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Street Address | 9 MAPLE AVE |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-4065 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 11 WINCHESTER PROPERTY RSM 11/41 42 TOWN OF ATHERTON |
| Legal Subdivision | WINCHESTER PROPERTY |
| Legal Lot Number | 11 |
| Jurisdiction | SAN MATEO CA |
| Minor Civil Division | SAN MATEO |
| Census Blockgroup | 1 |
| Census Block | 1002 |
| Census Tract | 611400 |
Source: San Mateo County records · APN 070-223-080
Assessment roll updated July 15, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 9 MAPLE AVE, ATHERTON, CA 94027-4065 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Community Property |
| Date | Document |
|---|---|
| Jun 01, 2026 | Deed of Trust, Mortgage · Line of Credit BANK OF AMIERCA NA |
| Mar 31, 2021 | Deed of Trust, Mortgage · Conventional Mortgage BANK OF AMERICA NA |
| Dec 20, 2021 | Deed of Trust, Mortgage · Conventional Mortgage BANK OF AMERICA NA |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 10, 2014 · Amount on Record |
| Deed Sale | Nov 10, 2014 · Amount on Record |
| Deed Doc Number | 2014102952 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jun 01, 2026 |
| Property Address | 9 MAPLE AVE, ATHERTON, CA 94027-4065 |
| Document Number | 0000031000 |
| Instrument Date | May 21, 2026 |
| Instrument | 202631000 |
| Transaction Type | Mortgage |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Name | Verified Name |
|---|---|
| Address | 9 MAPLE AVE, ATHERTON, CA 94027-4065 |
| Investor | Possibly a Property Investor |
| Document Number | 0000031000, |
|---|---|
| Date | Jun 01, 2026 |
| Instrument | 202631000 |
| Name | BANK OF AMIERCA NA |
|---|
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | May 21, 2056 |
| Rate | 6.23% |
|---|---|
| Max Rate | -1% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 9 MAPLE AVE, ATHERTON, CA 94027-4065 |
| Transaction Type | Mortgage |
| Record Updated | Aug 05, 2022 |
| Title Company | BNT TITLE COMPANY/CA, BNT TITLE COMPANY OF CA |
| Name | Verified Name |
|---|---|
| Address | 9 MAPLE AVE, ATHERTON, CA 94027-4065 |
| Document Number | 0000051477 |
|---|---|
| Date | Mar 31, 2021 |
| Instrument | 2021-051477 |
| Name | BANK OF AMERICA NA |
|---|---|
| Type | Bank |
| Address | CHARLOTTE, NC 28255 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 01, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.12% |
| Type Change Date | Apr 01, 2031 |
| Change Frequency | Annually |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 8.12% |
| Index | 1-Year LIBOR |
| Max Rate | 8.12% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 9 MAPLE AVE, ATHERTON, CA 94027-4065 |
| Transaction Type | Mortgage |
| Record Updated | Aug 05, 2022 |
| Title Company | LANDSAFE TITLE/FL, LANDSAFE TITLE CALIFORNIA |
| Name | Verified Name |
|---|---|
| Address | 9 HAPLE AVE, ATHERTON, CA 94027 |
| Document Number | 0000173521 |
|---|---|
| Date | Dec 20, 2021 |
| Instrument | 2021-173521 |
| Name | BANK OF AMERICA NA |
|---|---|
| Type | Bank |
| Address | CHARLOTTE, NC 28255 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jan 01, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.37% |
| Type Change Date | Jan 01, 2029 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 7.37% |
| Index | Other |
| Max Rate | 7.37% |
Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 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) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $7,192,470 (+2%) Land $3,984,131 Building $3,208,339 | |
| 2025 | $79,981.00 (+4.82%) | $7,051,442 (+4.04%) Land $3,906,011 Building $3,145,431 |
| 2023 | $76,301.00 (+2.42%) | $6,777,629 Land $3,754,337 Building $3,023,292 |
| 2022 | $74,495.00 |
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