Alameda County property record for 20090 Stanton Ave, Castro Valley, CA 94546
| Property Type | Care Home (Retirement, Nursing, Convalescent) |
|---|---|
| Details | 3 bd · 16.5 ba · 12,593 sqft · built 1962 |
| Lot Size | 0.86 acres (37,457 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $73,100 (2025) |
| Deeds & Mortgages | Feb 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 84A-279-3 |
| Primary APN | 84A-279-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 16.5 Baths |
| Half Baths | 1 Half Bath |
| Units | 51 Units |
| Stories | 1 Story |
| Building Area | 12,593 sqft Total Area |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1962 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 37,457 sqft (0.86 acres) |
| View / Lot | Average |
| Parking Spaces | 19 Parking Spaces |
| Street Address | 20090 STANTON AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-5203 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Care Home (Retirement, Nursing, Convalescent) |
| Legal Description | LOT: 00003 BLK: AR: 084A PAGE: 0279 |
| Legal Subdivision | STANTON TR 01 |
| Legal Tract | 1 |
| Legal Lot Number | 20 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 430900 |
Source: Alameda County records, as of August 5, 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 Record |
|---|---|
| Mailing Address | 11620 W WASHINGTON BLVD, LOS ANGELES, CA 90066-5916 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 26, 2013 |
| Deed Sale | Mar 26, 2013 |
| Prior Sale | Mar 25, 2010 |
| Deed Document Number | 2013109413 |
| Prior Transfer Date | Apr 30, 2012 |
| Prior Transfer Doc | 0000143509 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 20090 STANTON AVE, CASTRO VALLEY, CA 94546-5203 |
| Transaction Type | Mortgage |
| Record Updated | Aug 22, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 6442 COLDWATER CANYON AVE 100, 100, NORTH HOLLYWOOD, CA 91606-1191 |
| Document Number | 0000066368 |
|---|---|
| Date | Feb 17, 2021 |
| Instrument | 2021066368 |
| Name | CAPITAL FUNDING |
|---|---|
| Type | Mortgage Company |
| Address | BALTIMORE, MD 21209 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Feb 1, 2051 |
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 |
|---|---|---|
| 2026 | $4,973,760 (+2%) Land $1,381,600 Building $3,592,160 | |
| 2025 | $73,100.00 (+5.28%) | $4,876,264 (+4.04%) Land $1,354,518 Building $3,521,746 |
| 2023 | $69,431.00 | $4,686,937 Land $1,301,927 Building $3,385,010 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 | 4 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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 709 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures