San Mateo County property record for 117 Middlefield Rd, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3.5 ba · 2,140 sqft · built 1922 |
| Lot Size | 0.234 acres (10,209 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $1,925,000 (Mar 2016) |
| Tax Bill | $36,828 (2025) |
| Deeds & Mortgages | Aug 2021 Transfer Mar 2019 Construction Loan + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 060-171-150 |
| Primary APN | 060-171-150 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,140 sqft Living Area |
| 1st Floor Area | 1,290 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1922 |
|---|---|
| Effective Year Built | Effective 1922 |
| Architectural Style | Bungalow |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 10,209 sqft (0.234 acres) |
| Lot Dimensions | 148 ft deep x 70 ft wide |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 117 MIDDLEFIELD RD |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-3021 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1001A |
| Legal Description | 70 FT ON MIDDLEFIELD RD COM 79.5 FT FR BARNEY AVE POR LOTS 12 FAIR OAKS HALF ACRES RSM 10/27 TOWN OF |
| Legal Subdivision | FAIR OAKS HALF ACRES |
| Legal Lot Number | 12 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 611500 |
117 Middlefield Rd is held in a trust since August 2021.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 117 MIDDLEFIELD RD, ATHERTON, CA 94027-3021 |
| 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.
| Date | Document |
|---|---|
| Aug 25, 2021 | Intrafamily Transfer, Transfer |
| Mar 11, 2019 | Deed of Trust, Mortgage · Construction Mortgage US BANK NA |
| Aug 28, 2020 | Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 4, 2016 · Amount on File |
| Deed Sale | Mar 4, 2016 · Amount on File |
| Deed Document Number | 201619690 |
| Last Transfer Date | Aug 13, 2021 |
| Transfer Doc | 0000124260 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Aug 25, 2021 |
| Property Address | 117 MIDDLEFIELD RD, ATHERTON, CA 94027-3021 |
| Document Number | 0000124260 |
| Map Reference | MB 10 PG 27 |
| Instrument Date | Aug 13, 2021 |
| Instrument | 2021-124260 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 117 MIDDLEFIELD RD, ATHERTON, CA 94027-3021 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 117 MIDDLEFIELD RD, ATHERTON, CA 94027-3021 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | FIRST AMERICAN TITLE COMPANY |
| Name | Verified Name |
|---|
| Document Number | 0000016680 |
|---|---|
| Date | Mar 11, 2019 |
| Instrument | 2019-016680 |
| Name | US BANK NA |
|---|---|
| Type | Bank |
| Address | OWENSBORO, KY 42301 |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2049 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 117 MIDDLEFIELD RD, ATHERTON, CA 94027-3021 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | AMROCK TITLE CALIFORNIA INC |
| Name | Verified Name |
|---|---|
| Address | 117 MIDDLEFIELD RD, ATHERTON, CA 94027-3021 |
| Document Number | 0000087229 |
|---|---|
| Date | Aug 28, 2020 |
| Instrument | 2020-087229 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2050 |
The 2025 property tax bill for 117 Middlefield Rd was $36,828.
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 | Assessed Market Value |
|---|---|---|---|
| 2026 | $3,159,170 (+2%) Land $2,137,225 Building $1,021,945 | ||
| 2025 | $36,828.00 | $3,097,227 Land $2,095,319 Building $1,001,908 | |
| 2023 | $35,094.00 (+2.46%) | $2,976,961 Land $2,013,956 Building $963,005 | $4,055,220 |
| 2022 | $34,253.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 117 Middlefield Rd in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 117 Middlefield Rd 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 313 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, GeoLinks, Sonic Telecom, T-Mobile.
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