Santa Clara County property record for 420 Bernardo Ave, Mountain View, CA 94043
| Property Type | R&D Facility, Laboratory |
|---|---|
| Details | 31,000 sqft · built 1978 |
| Lot Size | 2.3 acres (100,190 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $166,556 (2025) |
| Flood Zone | Zone X (reduced by levee) |
| APN | 165-37-006 |
| Primary APN | 165-37-006 |
|---|
| Units | 2 Units |
|---|---|
| Stories | 1 Story |
| Building Area | 31,000 sqft Total Area |
| 1st Floor Area | 31,000 sqft |
| Fire Sprinklers | Fire Sprinklers |
| Elevator | Elevator |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Custom Design |
| Construction Type | Concrete |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 100,190 sqft |
| Cooling System | HVAC |
|---|
| Street Address | 420 BERNARDO AVE |
|---|---|
| City | MOUNTAIN VIEW |
| State | CA |
| Zip | 94043-5209 |
| Property Category | Industrial |
| Property Type | Industrial > R&D Facility, Laboratory |
| Local Zoning Code | ML |
| Legal Description | TRACT 5717 LOT 5 |
| Legal Subdivision | TRACT #5717 MOUNTAIN VIEW BUSINESS PARK |
| Legal Tract | 5717 |
| Legal Lot Number | 5 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 1 |
| Census Block | 1016 |
| Census Tract | 509109 |
Source: Santa Clara County records, as of July 27, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 2 EMBARCADERO CTR, 300, SAN FRANCISCO, CA 94111-3825 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 10, 2013 |
| Deed Sale | Apr 10, 2013 |
| Prior Sale | Feb 7, 2007 |
| Deed Document Number | 201322167954 |
| Record Updated | Oct 29, 2026 |
Source: Santa Clara County assessment roll, as of July 27, 2026
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Mountain View City |
| Elementary School District | Mountain View Whisman Elementary School District (KG - 08) |
| Secondary School District | Mountain View-Los Altos Union School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $14,312,986 (+2%) Land $5,359,159 Building $8,953,827 | |
| 2025 | $166,556.00 (+4.24%) | $14,032,340 (+4.04%) Land $5,254,078 Building $8,778,262 |
| 2023 | $159,776.00 (+5.63%) | $13,487,449 Land $5,050,056 Building $8,437,393 |
| 2022 | $151,258.00 |
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.
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 | 2 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.
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 MOUNTAIN VIEW serves 81,340 people · EPA ID CA4310007 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Feb 2025 |
| 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 778 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 · Fiber in parts of the area | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| Ridge Wireless Fixed Wireless | 100 / 60 |
May also be available: Astound Broadband, GeoLinks, Sail Internet, T-Mobile.
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