San Mateo County property record for 550 Eucalyptus Ave, Hillsborough, CA 94010
| Property Type | Single Family Home |
|---|---|
| Details | 9 bd · 8.5 ba · 10,230 sqft · built 1957 |
| Lot Size | 3.45 acres (150,633 sqft) |
| Owner | Company Name on File |
| Last Sale | $8,500,000 (Aug 2002) |
| Tax Bill | $32,932 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 028-240-180 |
| Primary APN | 028-240-180 |
|---|
| Bedrooms | 9 Beds |
|---|---|
| Full Baths | 8.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 20 Rooms |
| Stories | 2 Stories |
| Building Area | 10,230 sqft Living Area |
| Gross Area | 11,000 sqft |
| 1st Floor Area | 4,760 sqft |
| 2nd Floor Area | 3,560 sqft |
| Basement Area | 770 sqft |
| Family Room | Family Room |
| Study | Study |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1957 |
| Lot Area | 150,633 sqft |
| Garage Area | 1,430 sqft |
| Parking Spaces | 5 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 550 EUCALYPTUS AVE |
|---|---|
| City | HILLSBOROUGH |
| State | CA |
| Zip | 94010-6445 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10025 |
| Legal Description | 3.458 AC MOL PARCEL 1 PARCEL MAP VOL 30/26 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 605600 |
550 Eucalyptus Ave is owned by a company that bought it in August 2002.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 550 EUCALYPTUS AVE, HILLSBOROUGH, CA 94010-6445 |
| Owner Type | Company |
| Vesting | 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 | Aug 15, 2002 · Amount on File |
| Deed Sale | Aug 15, 2002 · Amount on File |
| Deed Document Number | 2002160050 |
| Prior Transfer Date | Jul 1, 2002 |
| Prior Transfer Doc | 0000160050 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 550 Eucalyptus Ave was $32,932.
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 |
|---|---|---|
| 2026 | $2,450,223 (+2%) Land $375,105 Building $2,075,118 | |
| 2025 | $32,932.00 | $2,402,182 Land $367,750 Building $2,034,432 |
| 2023 | $31,646.00 (+4.16%) | $2,308,909 Land $353,471 Building $1,955,438 |
| 2022 | $30,382.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 550 Eucalyptus Ave 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 | 3 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 550 Eucalyptus Ave is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 93% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | 0.02% 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 147 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
May also be available: AT&T, Etheric Networks, GeoLinks, Sonic Telecom, Verizon.
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