Alameda County property record for 4638 Grenadier Pl, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4 ba · 3,320 sqft · built 1999 |
| Lot Size | 0.28 acres (12,206 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $785,000 (Feb 2011) |
| Tax Bill | $12,627 (2025) |
| Deeds & Mortgages | Nov 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 84D-1250-63 |
| Primary APN | 84D-1250-63 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 3,320 sqft Living Area |
| Year Built | Built 1999 |
|---|---|
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 12,206 sqft (0.28 acres) |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 4638 GRENADIER PL |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-1274 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | 6399 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 430300 |
Source: Alameda County records, as of October 20, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Co-owner | Co-owner on Record |
| Mailing Address | 4638 GRENADIER PL, CASTRO VALLEY, CA 94546-1274 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 18, 2011 · Amount on Record |
| Deed Sale | Feb 18, 2011 · Amount on Record |
| Prior Sale | Jan 27, 1999 · Amount on Record |
| Deed Document Number | 2011060747 |
| Record Updated | Jun 7, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4638 GRENADIER PL, CASTRO VALLEY, CA 94546-1274 |
| Transaction Type | Mortgage |
| Record Updated | Dec 1, 2021 |
| Name | Verified Name |
|---|---|
| Address | 4638 GRENADIER PL, CASTRO VALLEY, CA 94546-1274 |
| Document Number | 0000362650 |
|---|---|
| Date | Nov 4, 2021 |
| Instrument | 2021362650 |
| Name | BETTER MORTGAGE CORPORATION |
|---|---|
| Type | Mortgage Company |
| Address | NEW YORK, NY 10007 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Nov 1, 2051 |
Source: Alameda County assessment roll, as of July 1, 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $12,627.00 (+3.84%) Homeowner's exemption | $1,005,663 (+4.04%) Land $301,699 Building $703,964 |
| 2023 | $12,160.00 Homeowner's exemption | $966,624 Land $289,987 Building $676,637 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 59% of the US · lower than 64% 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 | 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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