Alameda County property record for 561 B St, Hayward, CA 94541
| Property Type | Quadplex |
|---|---|
| Details | 8 bd · 6 ba · 4,540 sqft · built 1990 |
| Lot Size | 0.172 acres (7,500 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $6,898 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 431-40-8 |
| Primary APN | 431-40-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 6 Baths |
| Total Rooms | 16 Rooms |
| Units | 4 Units |
| Stories | 2 Stories |
| Building Area | 4,540 sqft Living Area |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1990 |
| Construction Type | Wood |
| Lot Area | 7,500 sqft (0.172 acres) |
| Street Address | 561 B ST |
|---|---|
| City | HAYWARD |
| State | CA |
| Zip | 94541-5003 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Legal Description | LOT: 00008 BLK: AR: 0431 PAGE: 0040 |
| Legal Subdivision | MEEK MAP 01 |
| Legal Block | 112 |
| Legal Lot Number | 20 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 436302 |
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 | 561 B ST, HAYWARD, CA 94541-5003 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Dec 5, 2001 |
| Transfer Doc | 0000079518 |
| Record Updated | Sep 20, 2026 |
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 |
|---|---|---|
| 2026 | $539,711 (+2%) Land $45,514 Building $494,197 | |
| 2025 | $6,898.00 (+2.5%) | $529,130 (+4.04%) Land $44,622 Building $484,508 |
| 2023 | $6,730.00 | $508,585 Land $42,889 Building $465,696 |
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
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; 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 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 739 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 2,000 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, Sail Internet, T-Mobile, Tekify Fiber & Wireless.
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