Alameda County property record for 18882 Stanton Ave, Castro Valley, CA 94546
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,294 sqft · built 1950 |
| Lot Size | 0.23 acres (10,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $318,000 (Jul 2011) |
| Tax Bill | $6,912 (2025) |
| Deeds & Mortgages | Oct 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 84B-415-7-3 |
| Primary APN | 84B-415-7-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 1,294 sqft Living Area |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Construction Type | Wood |
| Lot Area | 10,000 sqft (0.23 acres) |
| Street Address | 18882 STANTON AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-2716 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | LOT: 0000B BLK: PM: 0076 PAGE: 0024 |
| Legal Subdivision | PARCEL MAP NO 984 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 430600 |
18882 Stanton Ave, a duplex, is owned by two individuals who bought it in July 2011.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | PO BOX 2013, CASTRO VALLEY, CA 94546-0013 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 19, 2011 · Amount on File |
| Deed Sale | Jul 19, 2011 · Amount on File |
| Prior Sale | Jan 25, 2005 · Amount on File |
| Deed Document Number | 2011200550 |
| Prior Transfer Date | Jul 15, 2011 |
| Prior Transfer Doc | 0000200549 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 18882 STANTON AVE, CASTRO VALLEY, CA 94546-2716 |
| Transaction Type | Mortgage |
| Record Updated | Oct 28, 2021 |
| Title Company | STEWART TITLE, STEWART TITLE GUARANTY CO |
| Name | Verified Name |
|---|---|
| Address | 19938 ALANA RD, CASTRO VALLEY, CA 94546-4507 |
| Document Number | 0000338743 |
|---|---|
| Date | Oct 12, 2021 |
| Instrument | 2021338743 |
| Name | FLEXPOINT INC |
|---|---|
| Type | Mortgage Company |
| Address | COSTA MESA, CA 92626 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Oct 1, 2051 |
The 2025 property tax bill for 18882 Stanton Ave was $6,912.
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 | $407,388 (+2%) Land $122,216 Building $285,172 | |
| 2025 | $6,912.00 | $399,404 Land $119,821 Building $279,583 |
| 2023 | $6,013.00 | $383,898 Land $115,169 Building $268,729 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 18882 Stanton Ave in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1995.
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 | 3 in force |
| Nearby Flood Claims | 2 (1995–1998) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Jan 1998 · rainfall accumulation |
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.
Wildfire risk around 18882 Stanton Ave is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 67% of the US · lower than 81% of California |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | None beyond 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 752 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 | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile, Unwired, Verizon.
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