Alameda County property record for 20095 Stanton Ave, Castro Valley, CA 94546
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,794 sqft · built 1960 |
| Lot Size | 0.138 acres (6,000 sqft) |
| Owner | Company Name on Record |
| Last Sale | $519,000 (Jan 2013) |
| Tax Bill | $9,144 (2025) |
| Deeds & Mortgages | Nov 2023 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 84A-205-4-3 |
| Primary APN | 84A-205-4-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 1,794 sqft Living Area |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1960 |
| Construction Type | Wood |
| Lot Area | 6,000 sqft (0.138 acres) |
| Street Address | 20095 STANTON AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-5202 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | LOT: 00003 BLK: 0004 AR: 084A PAGE: 0205 |
| Legal Subdivision | STANTON #1 |
| Legal Tract | 1 |
| Legal Lot Number | 16&21 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 430600 |
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 | 10 GENNESSEE ST, SAN FRANCISCO, CA 94112-1857 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 31, 2013 · Amount on Record |
| Deed Sale | Jan 31, 2013 · Amount on Record |
| Prior Sale | Dec 17, 2008 · Amount on Record |
| Deed Document Number | 201340656 |
| Last Transfer Date | Nov 11, 2023 |
| Transfer Doc | 0000135784 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Nov 16, 2023 |
| Property Address | 20095 STANTON AVE, CASTRO VALLEY, CA 94546-5202 |
| Document Number | 0000135784 |
| Map Reference | MB 17 PG 6 |
| Instrument Date | Nov 11, 2023 |
| Instrument | 2023135784 |
| Transaction Type | Transfer |
| Record Updated | Jan 25, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 10 GENNESSEE ST, SAN FRANCISCO, CA 94112-1857 |
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 | $651,863 (+2%) Land $195,559 Building $456,304 | |
| 2025 | $9,144.00 (+4.53%) | $639,085 (+4.04%) Land $191,725 Building $447,360 |
| 2023 | $8,748.00 | $614,271 Land $184,281 Building $429,990 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; 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.
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