Alameda County property record for 18300 Vineyard Rd, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,300 sqft · built 1962 |
| Lot Size | 0.276 acres (12,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $530,000 (Feb 2014) |
| Tax Bill | $8,537 (2025) |
| Deeds & Mortgages | Mar 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 84D-1155-17-1 |
| Primary APN | 84D-1155-17-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,300 sqft Living Area |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1963 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 12,000 sqft (0.276 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 18300 VINEYARD RD |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-1250 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00001 BLK: 0017 AR: 084D PAGE: 1155 |
| Legal Subdivision | TRACT 566 |
| Legal Tract | 566 |
| Legal Lot Number | 6 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1008 |
| Census Tract | 430300 |
18300 Vineyard Rd is owned and occupied by two individuals who bought it in February 2014.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 18300 VINEYARD RD, CASTRO VALLEY, CA 94546-1250 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 |
|---|---|
| Last Sale | Feb 25, 2014 · Amount on File |
| Deed Sale | Feb 25, 2014 · Amount on File |
| Prior Sale | Oct 30, 2009 · Amount on File |
| Deed Document Number | 201455637 |
| Prior Transfer Date | Oct 21, 2009 |
| Prior Transfer Doc | 0000345767 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 18300 VINEYARD RD, CASTRO VALLEY, CA 94546-1250 |
| Transaction Type | Mortgage |
| Record Updated | Apr 15, 2021 |
| Name | Verified Name |
|---|---|
| Address | 18300 VINEYARD RD, CASTRO VALLEY, CA 94546-1250 |
| Document Number | 0000119578 |
|---|---|
| Date | Mar 24, 2021 |
| Instrument | 2021119578 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 181 Months |
| Due | Apr 1, 2036 |
The 2025 property tax bill for 18300 Vineyard Rd was $8,537 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 | $819,725 (+24.8%) Land $287,573 Building $539,152 | ||
| 2025 | $8,537.00 Homeowner's exemption | $656,819 Land $281,936 Building $374,883 | |
| 2023 | $8,125.00 Homeowner's exemption | $624,456 Land $270,990 Building $353,466 | $714,600 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 18300 Vineyard Rd 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 18300 Vineyard Rd is low, with a 0.03% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.03% 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 606 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Etheric Networks, GeoLinks, Unwired, Verizon.
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