Alameda County property record for 18215 Walnut Rd, Castro Valley, CA 94546 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1959 |
| Square Footage | 1,633 sqft Living Area |
| Lot Size | 11,214 sqft (0.257 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $215,000 (1997) |
| Tax Bill | $5,143.00 (2025) |
| Primary APN | 84D-1158-5-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,633 sqft Living Area |
| Stories | 1 Stories |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1959 |
| Construction Type | Wood Construction |
| Lot Area | 11,214 sqft (0.257 acres) |
| Street Address | 18215 WALNUT RD |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-2137 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT: 00004 BLK: 0005 AR: 084D PAGE: 1158 |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | HAYWARD |
| Census Blockgroup | 1 |
| Census Block | 1004 |
| Census Tract | 430300 |
Source: Alameda County records · APN 84D-1158-5-4
Assessment roll updated August 5, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 18215 WALNUT RD, CASTRO VALLEY, CA 94546-2137 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Apr 30, 1997 · Amount on Record |
| Deed Sale | Apr 30, 1997 · Amount on Record |
| Deed Doc Number | 1997109552 |
| Last Transfer Date | Feb 21, 2002 |
| Transfer Doc | 0000301477 |
| Record Refreshed | Sep 20, 2026 |
Source: Alameda County records · Assessment roll updated August 5, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $369,585 (+0.1%) Land $107,144 Building $269,441 | ||
| 2025 | $5,143.00 (+4.45%) Homeowner's exemption | $369,202 (+4.04%) Land $105,044 Building $264,158 | |
| 2023 | $4,924.00 Homeowner's exemption | $354,867 Land $100,965 Building $253,902 | $895,230 |
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