Santa Clara County property record for 821 Alder Dr, Milpitas, CA 95035
| Property Type | R&D Facility, Laboratory |
|---|---|
| Details | 224,667 sqft · built 2000 |
| Lot Size | 14.7 acres (640,332 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $1,207,828 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 083-19-025 |
| Primary APN | 083-19-025 |
|---|---|
| Alternative APN |
|
| Stories | 3 Stories |
|---|---|
| Building Area | 224,667 sqft Total Area |
| Elevator | Elevator |
| Year Built | Built 2000 |
|---|---|
| Effective Year Built | Effective 2000 |
| Architectural Style | L-Shape |
| Construction Type | Frame |
| Fire Resistance | Fireproof Steel Frame |
| Lot Area | 640,332 sqft |
| Cooling System | HVAC |
|---|
| Street Address | 821 ALDER DR |
|---|---|
| City | MILPITAS |
| State | CA |
| Zip | 95035-7928 |
| Property Category | Industrial |
| Property Type | Industrial > R&D Facility, Laboratory |
| Local Zoning Code | I |
| Legal Description | LOT 2 RECORDER'S BOOK 719 PAGE 36 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 505006 |
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 | 4460 ROSEWOOD DR, 100, PLEASANTON, CA 94588-3082 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Santa Clara County assessment roll, as of July 27, 2026
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Milpitas City |
| Unified School District | Milpitas Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $106,801,686 (+2%) Land $42,017,419 Building $64,784,267 | |
| 2025 | $1,207,828.00 (+2%) | $104,707,537 (+4.04%) Land $41,193,549 Building $63,513,988 |
| 2023 | $1,184,177.00 (+0.41%) | $100,641,617 Land $39,593,954 Building $61,047,663 |
| 2022 | $1,179,355.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 8 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 | 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 MILPITAS serves 81,915 people · EPA ID CA4310005 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Nov 2025 |
| Lead | 3 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 43 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Tekify Fiber & Wireless Fixed Wireless | 425 / 80 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| Ridge Wireless Fixed Wireless | 100 / 60 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Sail Internet, Verizon, Xfinity.
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