Alameda County property record for 900 Calhoun St, Hayward, CA 94544
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 4.5 ba · 4,358 sqft · built 2013 |
| Lot Size | 0.935 acres (40,728 sqft) |
| Owner | Individual Name on File |
| Last Sale | $375,000 (Jun 2005) |
| Tax Bill | $12,779 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 78C-647-1-2 |
| Primary APN | 78C-647-1-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 12 Rooms |
| Stories | 2 Stories |
| Building Area | 4,358 sqft Living Area |
| Year Built | Built 2013 |
|---|---|
| Effective Year Built | Effective 2013 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 40,728 sqft (0.935 acres) |
| Terrain | Gentle Slope |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 900 CALHOUN ST |
|---|---|
| City | HAYWARD |
| State | CA |
| Zip | 94544-4205 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00002 BLK: 0001 AR: 078C PAGE: 0647 |
| Legal Subdivision | ALTA VISTA |
| Legal Block | I |
| Legal Lot Number | 11-13 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 435104 |
900 Calhoun St is owned and occupied by an individual who bought it in June 2005.
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 900 CALHOUN ST, HAYWARD, CA 94544-4205 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 17, 2005 · Amount on File |
| Deed Sale | Jun 17, 2005 · Amount on File |
| Deed Document Number | 2005249706 |
| Prior Transfer Date | Jun 15, 2005 |
| Prior Transfer Doc | 0000249705 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 900 Calhoun St was $12,779.
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 | $1,313,158 (+23.36%) Land $533,118 Building $780,040 | ||
| 2025 | $12,779.00 Homeowner's exemption | $1,064,474 Land $522,667 Building $541,807 | |
| 2023 | $12,463.00 Homeowner's exemption | $1,023,146 Land $502,376 Building $520,770 | $3,363,030 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 900 Calhoun St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 900 Calhoun St is moderate, ranking above 54% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 54% of the US · lower than 68% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 121 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: GeoLinks, Tekify Fiber & Wireless.
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