San Mateo County property record for 100 Bridge Rd, Hillsborough, CA 94010
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5.5 ba · 6,327 sqft · built 2000 |
| Lot Size | 0.992 acres (43,226 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $4,295,000 (Dec 2009) |
| Tax Bill | $68,762 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 032-431-240 |
| Primary APN | 032-431-240 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 12 Rooms |
| Stories | 2 Stories |
| Building Area | 6,327 sqft Living Area |
| Gross Area | 7,647 sqft |
| 1st Floor Area | 3,250 sqft |
| 2nd Floor Area | 2,050 sqft |
| Basement Area | 2,200 sqft |
| Finished Basement | 880 sqft |
| Unfinished Basement | 1,320 sqft |
| Family Room | Family Room |
| Study | Study |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2000 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | Contemporary |
| Exterior Material | Shingles |
| Roof Material | Other |
| Lot Area | 43,226 sqft (0.992 acres) |
| Garage Type | Basement |
| Garage Area | 1,320 sqft |
| Parking Spaces | 4 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 100 BRIDGE RD |
|---|---|
| City | HILLSBOROUGH |
| State | CA |
| Zip | 94010-6908 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10025 |
| Legal Description | LOT 5 HIGHLAND PARK NO 2 1 ACRE ACREAGE TOWN OF HILLSBOROUGH |
| Legal Subdivision | HIGHLAND PARK NO 2 |
| Legal Lot Number | 5 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1020 |
| Census Tract | 605700 |
100 Bridge Rd is held in a trust since December 2009.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 100 BRIDGE RD, HILLSBOROUGH, CA 94010-6908 |
| 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 | Dec 18, 2009 · Amount on File |
| Deed Sale | Dec 18, 2009 · Amount on File |
| Deed Document Number | 2009164407 |
| Prior Transfer Date | Apr 2, 1997 |
| Prior Transfer Doc | 0000003796 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 100 Bridge Rd was $68,762.
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | Hillsborough Town |
| Elementary School District | Hillsborough City Elementary School District (KG - 08) |
| Secondary School District | San Mateo Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $5,717,743 (+2%) Land $2,827,479 Building $2,890,264 | ||
| 2025 | $68,762.00 | $5,605,632 Land $2,772,039 Building $2,833,593 | |
| 2023 | $66,282.00 (+4.27%) | $5,387,963 Land $2,664,399 Building $2,723,564 | $6,583,950 |
| 2022 | $63,566.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 100 Bridge Rd in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 17 policies |
| Nearby Flood Policies | 17 in force |
| Nearby Flood Claims | 5 (1992–1998) |
| Claims Outside the SFHA | 4 of 5 |
| Most Recent Claim | May 1998 · tidal / storm surge |
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 100 Bridge 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 96% of the US · lower than 97.4% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 | TOWN OF HILLSBOROUGH serves 11,766 people · EPA ID CA4110016 |
|---|---|
| Water Source | Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM |
| Last State Inspection | Mar 2026 |
| Lead | Under 1 ppb (2023–2025) 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 565 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Etheric Networks, GeoLinks, Sonic Telecom, Verizon.
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