Santa Clara County property record for 10340 Bubb Rd, Cupertino, CA 95014
| Property Type | R&D Facility, Laboratory |
|---|---|
| Details | 30,000 sqft · built 1972 |
| Lot Size | 1.47 acres (64,448 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,000,000 (Jan 2009) |
| Tax Bill | $3,908 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 357-20-019 |
| Primary APN | 357-20-019 |
|---|
| Stories | 2 Stories |
|---|---|
| Building Area | 30,000 sqft Total Area |
| Elevator | Elevator |
| Year Built | Built 1972 |
|---|---|
| Effective Year Built | Effective 1972 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 64,448 sqft |
| Cooling System | None |
|---|
| Street Address | 10340 BUBB RD |
|---|---|
| City | CUPERTINO |
| State | CA |
| Zip | 95014-4165 |
| Property Category | Industrial |
| Property Type | Industrial > R&D Facility, Laboratory |
| Local Zoning Code | ML |
| Legal Description | LOT B |
| Legal Lot Number | B |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 3 |
| Census Block | 3007 |
| Census Tract | 507701 |
10340 Bubb Rd, an industrial property, is owned by a company that bought it in January 2009.
Source: Santa Clara County records, as of July 27, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 10340 BUBB RD, CUPERTINO, CA 95014-4165 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 21, 2009 · Amount on File |
| Deed Sale | Jan 21, 2009 · Amount on File |
| Prior Sale | May 16, 1994 · Amount on File |
| Deed Document Number | 200920106949 |
| Prior Transfer Date | Dec 18, 2008 |
| Prior Transfer Doc | 0020106949 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 10340 Bubb Rd was $3,908 with an additional exemption.
Source: Santa Clara County assessment roll, as of July 27, 2026
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Cupertino City |
| Elementary School District | Cupertino Union Elementary School District (KG - 08) |
| Secondary School District | Fremont Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,489,374 (+2%) Land $1,478,014 Building $1,011,360 | |
| 2025 | $3,908.00 Additional exemption filed | $2,440,564 Land $1,449,034 Building $991,530 |
| 2023 | $3,647.00 (-22.91%) Additional exemption filed | $2,345,796 Land $1,392,767 Building $953,029 |
| 2022 | $4,731.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 10340 Bubb Rd in Zone X, an area of moderate flood risk.
Source: FEMA National Flood Hazard Layer, effective January 18, 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 10340 Bubb Rd is low, with 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 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 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 | CITY OF CUPERTINO serves 16,336 people · EPA ID CA4310018 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Feb 2025 |
| Lead | Under 1 ppb (2020–2022) 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 431 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| Ridge Wireless Fixed Wireless | 100 / 60 |
May also be available: GeoLinks, T-Mobile.
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