Alameda County property record for 17233 Robey Dr, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2.5 ba · 2,602 sqft · built 1951 |
| Lot Size | 0.122 acres (5,301 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $3,997 (2025) |
| Deeds & Mortgages | Jun 2021 Mortgage Jun 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 80A-234-11 |
| Primary APN | 80A-234-11 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,602 sqft Living Area |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 1958 |
| Architectural Style | L-Shape |
| Exterior Material | Wood Siding |
| Construction Type | Wood |
| Roof Material | Tar & Gravel |
| Lot Area | 5,301 sqft (0.122 acres) |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Wall Unit |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 17233 ROBEY DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-3854 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00011 BLK: AR: 080A PAGE: 0234 |
| Legal Subdivision | EL PORTAL |
| Legal Lot Number | 510 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 3 |
| Census Block | 3018 |
| Census Tract | 430500 |
17233 Robey Dr is owned and occupied by an individual who acquired it in May 2021.
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 | 17233 ROBEY DR, CASTRO VALLEY, CA 94546-3854 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jun 14, 2021 | Affidavit of Death of Joint Tenant, Transfer · Conventional Mortgage GUARANTEED RATE INC |
| Jun 14, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage GUARANTEED RATE INC |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | May 3, 2021 |
| Transfer Doc | 0000215022 |
| Record Updated | Oct 29, 2026 |
| Document Type | Affidavit of Death of Joint Tenant |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jun 14, 2021 |
| Property Address | 17233 ROBEY DR, CASTRO VALLEY, CA 94546-3854 |
| Document Number | 0000215022 |
| Map Reference | MB 8 PG 76-77 |
| Instrument Date | May 3, 2021 |
| Instrument | 2021215022 |
| Transaction Type | Transfer |
| Record Updated | Jun 30, 2021 |
| Title Company | ORANGE COAST TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 17233 ROBEY DR, CASTRO VALLEY, CA 94546-3854 |
| Document Number | 0000215023 |
|---|---|
| Date | Jun 14, 2021 |
| Instrument | 2021215023 |
| Name | GUARANTEED RATE INC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2051 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jun 14, 2021 |
| Property Address | 17233 ROBEY DR, CASTRO VALLEY, CA 94546-3854 |
| Document Number | 0000215021 |
| Map Reference | MB 8 PG 76-77 |
| Instrument Date | Apr 30, 2021 |
| Instrument | 2021215021 |
| Transaction Type | Transfer |
| Record Updated | May 30, 2023 |
| Title Company | ORANGE COAST TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 17233 ROBEY DR, CASTRO VALLEY, CA 94546-3854 |
| Document Number | 0000215023 |
|---|---|
| Date | Jun 14, 2021 |
| Instrument | 2021215023 |
| Name | GUARANTEED RATE INC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2051 |
The 2025 property tax bill for 17233 Robey Dr was $3,997 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 | San Lorenzo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $267,610 (-0.6%) Land $106,266 Building $168,344 | ||
| 2025 | $3,997.00 Homeowner's exemption | $269,227 Land $104,183 Building $165,044 | |
| 2023 | $3,840.00 Homeowner's exemption | $258,774 Land $100,138 Building $158,636 | $911,250 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 17233 Robey 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.
The area around 17233 Robey Dr has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land 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 796 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
May also be available: Etheric Networks, GeoLinks, T-Mobile, Unwired, Verizon.
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