Alameda County property record for 15901 Windsor Dr, Castro Valley, CA 94578 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1947 |
| Square Footage | 1,761 sqft Living Area |
| Lot Size | 6,832 sqft (0.157 acres) |
| Last Sale | $240,000 (1998) |
| Tax Bill | $5,358.00 (2025) |
Source: Alameda County records · APN 80A-163-4
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 | 15901 WINDSOR DR, CASTRO VALLEY, CA 94578-1415 |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Date | Document |
|---|---|
| Mar 18, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Mar 18, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Mar 18, 2019 | Quit Claim Deed, Transfer NOT AVAILABLE |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Dec 23, 1998 · Amount on Record |
| Deed Sale | Dec 23, 1998 · Amount on Record |
| Deed Doc Number | 1998450096 |
| Last Transfer Date | Mar 14, 2011 |
| Transfer Doc | 0000048251 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Mar 18, 2019 |
| Property Address | 15901 WINDSOR DR, SAN LEANDRO, CA 94578-1415 |
| Document Number | 0000048252 |
| Instrument Date | Mar 14, 2019 |
| Instrument | 48252 |
| Transaction Type | Transfer |
| Record Updated | Apr 01, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 15901 WINDSOR DR SAN LEANDRO CA 945781415, SAN LEANDRO, CA 94578-1415 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Mar 18, 2019 |
| Property Address | 15901 WINDSOR DR, SAN LEANDRO, CA 94578-1415 |
| Document Number | 0000048251 |
| Instrument Date | Mar 14, 2019 |
| Instrument | 48251 |
| Transaction Type | Transfer |
| Record Updated | Apr 01, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 15901 WINDSOR DR SAN LEANDRO CA 945781415, SAN LEANDRO, CA 94578-1415 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Mar 18, 2019 |
| Property Address | 15901 WINDSOR DR, SAN LEANDRO, CA 94578-1415 |
| Document Number | 0000048250 |
| Instrument Date | Mar 09, 2019 |
| Instrument | 48250 |
| Transaction Type | Transfer |
| Record Updated | Apr 01, 2019 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenant/Joint Tenant w/ Right Of Survivorship |
| Address | 15901 WINDSOR DR SAN LEANDRO CA 945781415, SAN LEANDRO, CA 94578-1415 |
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 | $383,751 (+2%) Land $115,125 Building $268,626 | ||
| 2025 | $5,358.00 (+3.88%) | $376,228 (+4.04%) Land $112,868 Building $263,360 | |
| 2023 | $5,158.00 | $361,621 Land $108,486 Building $253,135 | $860,760 |
Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | 80A-163-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Building Area | 1,761 sqft Living Area |
| Stories | 1 Stories |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Construction Type | Wood Construction |
| Lot Area | 6,832 sqft (0.157 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 15901 WINDSOR DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94578-1415 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT: 00018 BLK: 000F TR: 0813 |
| Legal Tract | 0813 |
| Legal Block | F |
| Legal Lot Number | 18 |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | HAYWARD |
| Census Blockgroup | 1 |
| Census Block | 1004 |
| Census Tract | 430500 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures