Alameda County property record for 4431 Stoneridge Dr, Pleasanton, CA 94588
| Property Type | Commercial Office |
|---|---|
| Details | 6,336 sqft · built 1986 |
| Lot Size | 0.162 acres (7,044 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $16,919 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 946-4621-6 |
| Primary APN | 946-4621-6 |
|---|---|
| Alternative APNs |
|
| Building Area | 6,336 sqft |
|---|
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1986 |
| Construction Type | Frame |
| Lot Area | 7,044 sqft (0.162 acres) |
| Street Address | 4431 STONERIDGE DR, 100 |
|---|---|
| City | PLEASANTON |
| State | CA |
| Zip | 94588-8412 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Legal Description | LOT: BLK: PM: 0159 PAGE: 0003 ;LOT: 00006 BLK: PM: 0159 PAGE: 0003 |
| Legal Lot Number | 6 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 3 |
| Census Block | 3011 |
| Census Tract | 450745 |
Source: Alameda County records, as of August 5, 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 | 4431 STONERIDGE DR, 100, PLEASANTON, CA 94588-8412 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Pleasanton City |
| Unified School District | Pleasanton Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,490,268 (+4.47%) Land $450,728 Building $970,249 | |
| 2025 | $16,919.00 (+3.27%) | $1,426,468 (+4.1%) Land $441,891 Building $984,577 |
| 2023 | $16,384.00 | $1,370,298 Land $424,734 Building $945,564 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective May 25, 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 |
| 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.
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 PLEASANTON serves 76,689 people · EPA ID CA0110008 |
|---|---|
| Water Source | Purchased surface water from ZONE 7 WATER AGENCY |
| Last State Inspection | May 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 | 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 521 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
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