Alameda County property record for 665 Overhill Dr, Hayward, CA 94544
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1 ba · 1,370 sqft · built 1951 |
| Lot Size | 0.231 acres (10,080 sqft) |
| Owner | Individual Name on File |
| Last Sale | $280,000 (May 2011) |
| Tax Bill | $4,502 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 78C-455-10 |
| Primary APN | 78C-455-10 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,370 sqft Living Area |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 1957 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 10,080 sqft (0.231 acres) |
| Garage Type | Attached |
| Street Address | 665 OVERHILL DR |
|---|---|
| City | HAYWARD |
| State | CA |
| Zip | 94544-6120 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00010 BLK: AR: 078C PAGE: 0455 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 435104 |
665 Overhill Dr is owned and occupied by an individual who bought it in May 2011.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 665 OVERHILL DR, HAYWARD, CA 94544-6120 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | May 27, 2011 · Amount on File |
| Deed Sale | May 27, 2011 · Amount on File |
| Prior Sale | Jul 22, 2004 · Amount on File |
| Deed Document Number | 2011157546 |
| Prior Transfer Date | May 24, 2011 |
| Prior Transfer Doc | 0000157545 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 665 Overhill Dr was $4,502 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 | $358,881 (+0.05%) Land $109,764 Building $256,117 | ||
| 2025 | $4,502.00 Homeowner's exemption | $358,707 Land $107,612 Building $251,095 | |
| 2023 | $4,393.00 Homeowner's exemption | $344,783 Land $103,435 Building $241,348 | $602,190 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 665 Overhill Dr 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 665 Overhill Dr is moderate, ranking above 50% 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 50% of the US · lower than 70% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
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 371 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Tekify Fiber & Wireless Fixed Wireless | 1,000 / 1,000 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
May also be available: AT&T, GeoLinks, Verizon.
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