Alameda County property record for 19801 Austin Ln, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,208 sqft · built 1994 |
| Lot Size | 0.139 acres (6,045 sqft) |
| Owner | Trust Name on File |
| Last Sale | $519,000 (Mar 2002) |
| Tax Bill | $9,833 (2025) |
| Deeds & Mortgages | Sep 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 84A-185-19 |
| Primary APN | 84A-185-19 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,208 sqft Living Area |
| Year Built | Built 1994 |
|---|---|
| Effective Year Built | Effective 1994 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 6,045 sqft (0.139 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 19801 AUSTIN LN |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-4058 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00016 BLK: TR: 6133 |
| Legal Subdivision | SOMERSET PLACE |
| Legal Tract | 6133 |
| Legal Lot Number | 16 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 430600 |
19801 Austin Ln is owner-occupied and held in a trust since September 2015.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 19801 AUSTIN LN, CASTRO VALLEY, CA 94546-4058 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 | Name on Deed |
|---|---|
| Last Sale | Mar 1, 2002 · Amount on File |
| Deed Sale | Mar 1, 2002 · Amount on File |
| Prior Sale | Sep 6, 1995 · Amount on File |
| Deed Document Number | 200295292 |
| Last Transfer Date | Sep 25, 2015 |
| Transfer Doc | 0000273889 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 19801 AUSTIN LN, CASTRO VALLEY, CA 94546-4058 |
| Transaction Type | Mortgage |
| Record Updated | Oct 14, 2021 |
| Title Company | E-PLACER TITLE, PLACER TITLE |
| Name | Verified Name |
|---|---|
| Address | 19801 AUSTIN LN, CASTRO VALLEY, CA 94546-4058 |
| Document Number | 0000324661 |
|---|---|
| Date | Sep 28, 2021 |
| Instrument | 2021324661 |
| Name | PATELCO CU |
|---|---|
| Type | Credit Union |
| Address | DUBLIN, CA 94568 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 241 Months |
| Due | Oct 1, 2041 |
The 2025 property tax bill for 19801 Austin Ln was $9,833 with a homeowner's exemption.
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 | Assessed Market Value |
|---|---|---|---|
| 2026 | $774,997 (+1.09%) Land $234,599 Building $547,398 | ||
| 2025 | $9,833.00 Homeowner's exemption | $766,666 Land $230,000 Building $536,666 | |
| 2023 | $9,460.00 Homeowner's exemption | $736,901 Land $221,070 Building $515,831 | $1,145,880 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 19801 Austin Ln in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 19801 Austin Ln is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 98% of the US · lower than 98.4% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% 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 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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