Alameda County property record for 28815 Mack St, Hayward, CA 94545 · Last verified October 2025
| Property Type | Industrial Condominium |
|---|---|
| Details | 2,808 sqft · built 2004 |
| Lot Size | 1.34 acres (58,687 sqft) |
| Owner | Owner Name on File |
| Last Sale | $420,000 (Nov 2014) |
| Tax Bill | $6,412 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 432-80-23 |
| Primary APN | 432-80-23 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 2,808 sqft Total Area |
| Year Built | Built 2004 |
|---|---|
| Effective Year Built | Effective 2005 |
| Construction Type | Tilt-Up Concrete |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 58,687 sqft (1.34 acres) |
| Street Address | 28815 MACK ST |
|---|---|
| City | HAYWARD |
| State | CA |
| Zip | 94545-1215 |
| Property Category | Industrial |
| Property Type | Industrial > Industrial Condominium |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 4 |
| Census Block | 4005 |
| Census Tract | 437101 |
Source: Alameda County records · APN 432-80-23
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 | Owner Name on File |
|---|---|
| Mailing Address | 225 UPLANDS DR, HILLSBOROUGH, CA 94010-6942 |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Nov 12, 2014 · Amount on Record |
| Deed Sale | Nov 12, 2014 · Amount on Record |
| Deed Document Number | 2014271753 |
| Record Updated | Jun 08, 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 | San Lorenzo 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 | $6,412.00 (+2.12%) | $504,759 (+4.04%) Land $180,271 Building $324,488 |
| 2023 | $6,279.00 | $485,162 Land $173,272 Building $311,890 |
Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060014371014, 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 |
| Flood Insurance Cost | Premium on Record median of 7 individual NFIP policies nearby |
| Nearby Flood Policies | 7 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.
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