Santa Clara County property record for 415 N Mathilda Ave, Sunnyvale, CA 94085
| Property Type | R&D Facility, Laboratory |
|---|---|
| Details | 33,750 sqft · built 2015 |
| Lot Size | 1.72 acres (75,054 sqft) |
| Owner | Company Name on File |
| Last Sale | $2,999,750 (Jul 2011) |
| Tax Bill | $50,042 (2025) |
| Flood Zone | Zone X (reduced by levee) |
| APN | 165-28-027 |
| Primary APN | 165-28-027 |
|---|
| Stories | 2 Stories |
|---|---|
| Building Area | 33,750 sqft Total Area |
| Fire Sprinklers | Fire Sprinklers |
| Elevator | Elevator |
| Year Built | Built 2015 |
|---|---|
| Effective Year Built | Effective 2015 |
| Lot Area | 75,054 sqft |
| Cooling System | HVAC |
|---|
| Street Address | 415 N MATHILDA AVE |
|---|---|
| City | SUNNYVALE |
| State | CA |
| Zip | 94085-4222 |
| Property Category | Industrial |
| Property Type | Industrial > R&D Facility, Laboratory |
| Local Zoning Code | M1 |
| Legal Subdivision | THE JAMES MURPHY SUBDIVISION #2 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 1 |
| Census Block | 1031 |
| Census Tract | 509102 |
415 N Mathilda Ave, an industrial property, is owned by a company that bought it in July 2011.
Source: Santa Clara County records, as of July 27, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 431 BURGESS DR, 200, MENLO PARK, CA 94025-3478 |
| 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 | Jul 21, 2011 · Amount on File |
| Deed Sale | Jul 21, 2011 · Amount on File |
| Deed Document Number | 201121251757 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 415 N Mathilda Ave was $50,042.
Source: Santa Clara County assessment roll, as of July 27, 2026
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Sunnyvale City |
| Secondary School District | Fremont Union High School District (09 - 12) |
| Elementary School District | Sunnyvale Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $4,230,543 (+2%) Land $3,065,958 Building $1,164,585 | |
| 2025 | $50,042.00 | $4,147,592 Land $3,005,842 Building $1,141,750 |
| 2023 | $47,785.00 (+1.49%) | $3,986,537 Land $2,889,122 Building $1,097,415 |
| 2022 | $47,084.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 415 N Mathilda Ave in Zone X, where a levee reduces flood risk.
Source: FEMA National Flood Hazard Layer, effective January 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 1 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.
The area around 415 N Mathilda Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 SUNNYVALE serves 157,566 people · EPA ID CA4310014 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Sep 2024 |
| 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 | 63 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 657 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, Sail Internet, T-Mobile.
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