Alameda County property record for 7501 Denison Pl, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,690 sqft · built 1999 |
| Lot Size | 0.128 acres (5,584 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,650,000 (Oct 2024) |
| Tax Bill | $20,339 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 85A-6414-145 |
| Primary APN | 85A-6414-145 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,690 sqft Living Area |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 1999 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,584 sqft (0.128 acres) |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 7501 DENISON PL |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-5307 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00038 BLK: TR: 5974 |
| Legal Subdivision | TRACT 5974 FILED NOVEMBER 5 1990 |
| Legal Tract | 5974 |
| Legal Lot Number | 38 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 4 |
| Census Block | 4008 |
| Census Tract | 430101 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 7501 DENISON PL, CASTRO VALLEY, CA 94552-5307 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 22, 2024 · Amount on Record |
| Deed Sale | Oct 22, 2024 · Amount on Record |
| Prior Sale | May 7, 1999 · Amount on Record |
| Deed Document Number | 2024129188 |
| Record Updated | Oct 29, 2026 |
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,683,000 (+2%) Land $504,900 Building $1,178,100 | ||
| 2025 | $20,339.00 (+122.67%) | $1,650,000 (+134.89%) Land $495,000 Building $1,155,000 | |
| 2023 | $9,134.00 | $702,450 Land $211,247 Building $491,203 | $1,581,210 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 77% of the US · above 53% of California |
|---|---|
| Wildfire Likelihood | 0.5% 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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 496 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| AT&T DSL | 100 / 20 |
May also be available: Unwired.
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