Alameda County property record for 25523 Seaboard Ln, Hayward, CA 94545
| Property Type | Warehouse, Storage |
|---|---|
| Details | 12,810 sqft · built 1979 |
| Lot Size | 0.669 acres (29,185 sqft) |
| Owner | Owner on Record |
| Last Sale | $1,409,500 (Dec 2013) |
| Tax Bill | $21,072 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 439-98-5 |
| Primary APN | 439-98-5 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 12,810 sqft Total Area |
| Year Built | Built 1979 |
|---|---|
| Architectural Style | Other |
| Construction Type | Tilt-Up Concrete |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 29,185 sqft (0.669 acres) |
| Street Address | 25523 SEABOARD LN |
|---|---|
| City | HAYWARD |
| State | CA |
| Zip | 94545-3209 |
| Property Category | Industrial |
| Property Type | Industrial > Warehouse, Storage |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 4 |
| Census Block | 4037 |
| Census Tract | 437101 |
Source: Alameda County assessment roll, as of July 1, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Owner on Record |
|---|---|
| Mailing Address | 20945 OSBORNE ST, CANOGA PARK, CA 91304-1847 |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 6, 2013 · Amount on Record |
| Deed Sale | Dec 6, 2013 · Amount on Record |
| Prior Sale | Mar 11, 1997 |
| Deed Document Number | 2013378183 |
| Record Updated | Jun 8, 2026 |
Source: Alameda County assessment roll, as of July 1, 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Hayward City |
| Unified School District | Hayward Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $21,072.00 (+3.4%) | $1,727,288 (+4.04%) Land $508,711 Building $1,218,577 |
| 2023 | $20,380.00 | $1,660,229 Land $488,961 Building $1,171,268 |
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 |
| Nearby Flood Policies | 7 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 | Indirect 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 HAYWARD serves 162,954 people · EPA ID CA0110006 |
|---|---|
| Water Source | Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM |
| Last State Inspection | Mar 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.
Source: FCC Broadband Data Collection, based on 108 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Fiber · Cable in parts of the area | 2,000 / 2,000 |
| Tekify Fiber & Wireless Fixed Wireless | 1,000 / 1,000 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: Etheric Networks, GeoLinks, RobinsonHSS, T-Mobile, Verizon.
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