Alameda County property record for 25037 Silverthorne Pl, Hayward, CA 94544
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,089 sqft · built 2001 |
| Lot Size | 0.092 acres (4,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $415,000 (Sep 2010) |
| Tax Bill | $6,570 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 444-49-48 |
| Primary APN | 444-49-48 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,089 sqft Living Area |
| Year Built | Built 2001 |
|---|---|
| Effective Year Built | Effective 2001 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 4,000 sqft (0.092 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 25037 SILVERTHORNE PL |
|---|---|
| City | HAYWARD |
| State | CA |
| Zip | 94544-1237 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00048 BLK: TR: 7239 |
| Legal Tract | 7239 |
| Legal Lot Number | 48 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 436602 |
25037 Silverthorne Pl is owned and occupied by an individual who bought it in September 2010.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 25037 SILVERTHORNE PL, HAYWARD, CA 94544-1237 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 24, 2010 · Amount on File |
| Deed Sale | Sep 24, 2010 · Amount on File |
| Prior Sale | Jul 31, 2001 · Amount on File |
| Deed Document Number | 2010277539 |
| Prior Transfer Date | Sep 21, 2010 |
| Prior Transfer Doc | 0000277540 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 25037 Silverthorne Pl was $6,570 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Hayward City |
| Unified School District | Hayward Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $535,288 (+0.68%) Land $162,686 Building $379,602 | ||
| 2025 | $6,570.00 Homeowner's exemption | $531,655 Land $159,496 Building $372,159 | |
| 2023 | $6,406.00 Homeowner's exemption | $511,017 Land $153,305 Building $357,712 | $1,006,380 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 25037 Silverthorne Pl in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 8 in force |
| Nearby Flood Claims | 1 (2024) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Mar 2024 · rainfall accumulation |
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.
The area around 25037 Silverthorne Pl has no burnable land within ember reach, so its wildfire risk is not rated.
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 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 869 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 | 2,000 / 250 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
| Tekify Fiber & Wireless Fixed Wireless | 550 / 120 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks, GeoLinks, Sail Internet, Sonic Telecom, T-Mobile.
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