Alameda County property record for 21876 Westfield Ave, Hayward, CA 94541
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,240 sqft · built 1941 |
| Lot Size | 0.125 acres (5,445 sqft) |
| Owner | 2 Owner Names on File |
| Last Sale | $425,000 (Jun 2004) |
| Tax Bill | $7,381 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 428-1-76 |
| Primary APN | 428-1-76 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,240 sqft Living Area |
| Year Built | Built 1941 |
|---|---|
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 5,445 sqft (0.125 acres) |
| Street Address | 21876 WESTFIELD AVE |
|---|---|
| City | HAYWARD |
| State | CA |
| Zip | 94541-2565 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 589 LOT 21 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 3 |
| Census Block | 3009 |
| Census Tract | 435500 |
Source: Alameda County records · APN 428-1-76
Assessment roll updated July 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Owner Names on File |
|---|---|
| Mailing Address | 21876 WESTFIELD AVE, HAYWARD, CA 94541-2565 |
| Occupancy | Owner Occupied |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 07, 2004 · Amount on Record |
| Deed Sale | Jun 07, 2004 · Amount on Record |
| Prior Sale | Jul 02, 1998 · Amount on Record |
| Deed Document Number | 2004251146 |
| Record Updated | Jun 07, 2026 |
Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Hayward City |
| Unified School District | Hayward Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $7,381.00 (+2.53%) Homeowner's exemption | $604,226 (+4.04%) Land $181,268 Building $422,958 |
| 2023 | $7,199.00 Homeowner's exemption | $580,766 Land $174,230 Building $406,536 |
Source: FEMA National Flood Hazard Layer as of May 25, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: California Internet, Etheric Communications, LLC., Robinson Hardware and Software Solutions, Sonic Telecom, T-Mobile USA, Tekify.
Based on FCC filings for 595 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF HAYWARD serves 162,954 people |
|---|---|
| Water Source | Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM |
| Last State Inspection | Mar 2025 |
| Also Mapped Here | EAST BAY MUD |
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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