Alameda County property record for 1237 B St, Hayward, CA 94541 · Last verified August 2026
| Property Type | Medical Building |
|---|---|
| Details | 1.5 ba · 5,442 sqft · built 1950 |
| Lot Size | 0.221 acres (9,609 sqft) |
| Owner | Company Name on File |
| Last Sale | $745,000 (Jun 2002) |
| Tax Bill | $11,720 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 427-16-29 |
| Primary APN | 427-16-29 |
|---|---|
| Alternative APN |
|
| Full Baths | 1.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 5,442 sqft Total Area |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 9,609 sqft (0.221 acres) |
| Street Address | 1237 B ST |
|---|---|
| City | HAYWARD |
| State | CA |
| Zip | 94541-2915 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Medical Building |
| Legal Description | LOT: 00001 BLK: 0045 AR: 0427 PAGE: 0016 ;LOT: 00004 BLK: 0050 AR: 0427 PAGE: 0016 ;LOT: 00029 BLK: AR: 0427 PAGE: 0016 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1017 |
| Census Tract | 435400 |
Source: Alameda County records · APN 427-16-29
Assessment roll updated August 5, 2026 · Last verified August 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 File |
|---|---|
| Mailing Address | 1237 B ST, HAYWARD, CA 94541-2915 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 28, 2002 · Amount on Record |
| Deed Sale | Jun 28, 2002 · Amount on Record |
| Deed Document Number | 2002283909 |
| Prior Transfer Date | Apr 05, 1999 |
| Prior Transfer Doc | 0000167089 |
| Record Updated | Sep 20, 2026 |
Source: Alameda County records · Assessment roll updated August 5, 2026 · Last verified August 2026
| 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 |
|---|---|---|
| 2026 | $964,313 (+2%) Land $226,011 Building $738,302 | |
| 2025 | $11,720.00 (+2.49%) | $945,408 (+4.04%) Land $221,580 Building $723,828 |
| 2023 | $11,435.00 | $908,703 Land $212,977 Building $695,726 |
Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060014354001, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 374 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: AT&T, Etheric Communications, LLC., T-Mobile USA, California Internet, Xfinity. Availability varies by address; speeds are provider-advertised maximums, not measured.
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