Alameda County property record for 15907 Windsor Dr, Castro Valley, CA 94578 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 2 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1947 |
| Square Footage | 955 sqft Living Area |
| Lot Size | 6,036 sqft (0.139 acres) |
| Occupancy | Owner Occupied |
| Tax Bill | $2,084.00 (2025) |
| Primary APN | 80A-163-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 5 Rooms |
| Building Area | 955 sqft Living Area |
| Stories | 1 Stories |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Construction Type | Wood Construction |
| Lot Area | 6,036 sqft (0.139 acres) |
| Parking Spaces | 1 Parking Spaces |
| Street Address | 15907 WINDSOR DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94578-1415 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT: 00017 BLK: 000F TR: 0813 |
| Legal Tract | 0813 |
| Legal Lot Number | 17 |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | HAYWARD |
| Census Blockgroup | 1 |
| Census Block | 1004 |
| Census Tract | 430500 |
Source: Alameda County records · APN 80A-163-5
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 | Individual Name on File |
|---|---|
| Mailing Address | 15907 WINDSOR DR, CASTRO VALLEY, CA 94578-1415 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Jun 10, 2004 |
| Transfer Doc | 0000276997 |
| 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 | San Lorenzo 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 | $104,288 (-4.42%) Land $40,942 Building $70,346 | ||
| 2025 | $2,084.00 (+4.51%) Homeowner's exemption | $109,106 (+4.04%) Land $40,139 Building $68,967 | |
| 2023 | $1,994.00 Homeowner's exemption | $104,869 Land $38,580 Building $66,289 | $580,140 |
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