Alameda County property record for 16993 Grovenor Dr, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,568 sqft · built 1962 |
| Lot Size | 0.23 acres (10,000 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $11,723 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 84D-1257-25 |
| Primary APN | 84D-1257-25 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,568 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1963 |
| Architectural Style | L-Shape |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 10,000 sqft (0.23 acres) |
| Lot Dimensions | 100 ft deep x 100 ft wide |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 16993 GROVENOR DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-1040 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 11SFR |
| Legal Description | LOT: 00002 BLK: 000B TR: 1909 |
| Legal Tract | 1909 |
| Legal Block | B |
| Legal Lot Number | 2 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 430300 |
16993 Grovenor Dr is owned and occupied by two individuals.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 16993 GROVENOR DR, CASTRO VALLEY, CA 94546-1040 |
| 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 | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 16993 Grovenor Dr was $11,723 with a homeowner's exemption.
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 | $940,637 (+1.25%) Land $412,832 Building $534,805 | ||
| 2025 | $11,723.00 Homeowner's exemption | $929,058 Land $404,738 Building $524,320 | |
| 2023 | $11,286.00 Homeowner's exemption | $892,985 Land $389,023 Building $503,962 | $1,516,860 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 16993 Grovenor Dr in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 1 in force |
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.
Wildfire risk around 16993 Grovenor Dr is moderate, ranking above 61% 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 61% of the US · lower than 63% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
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 293 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Etheric Networks, Sonic Telecom, T-Mobile.
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