Alameda County property record for 18886 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 1946 |
| Square Footage | 1,504 sqft Living Area |
| Lot Size | 1.06 acres |
| Tax Bill | $1,888.00 (2025) |
| Primary APN | 84D-1168-23 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,504 sqft Living Area |
| Stories | 1 Stories |
| Year Built | Built 1946 |
|---|---|
| Effective Year Built | Effective 1946 |
| Construction Type | Masonry/Concrete Masonry Units (CMUs) Construction |
| Lot Area | 46,200 sqft |
| Street Address | 18886 WALNUT RD |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-2004 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT: 00023 BLK: AR: 084D PAGE: 1168 |
| Legal Subdivision | CASTRO VLY ORCHARDS |
| Legal Lot Number | 20 |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | HAYWARD |
| Census Blockgroup | 1 |
| Census Block | 1005 |
| Census Tract | 430300 |
Source: Alameda County records · APN 84D-1168-23
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 | 18101 KNIGHT DR, CASTRO VALLEY, CA 94546-1264 |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Jun 17, 2003 |
| Transfer Doc | 0000353952 |
| 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 | $88,027 (+2%) Land $66,771 Building $21,256 | ||
| 2025 | $1,888.00 (+6.01%) | $86,302 (+4.04%) Land $65,462 Building $20,840 | |
| 2023 | $1,781.00 | $82,951 Land $62,920 Building $20,031 | $1,064,970 |
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