Alameda County property record for 17962 Petersen Way, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,900 sqft · built 1953 |
| Lot Size | 0.179 acres (7,776 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $520,000 (Nov 2011) |
| Tax Bill | $8,493 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 84D-1103-7 |
| Primary APN | 84D-1103-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,900 sqft Living Area |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1954 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 7,776 sqft (0.179 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 17962 PETERSEN WAY |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-1144 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00001 BLK: 0005 TR: 1216 |
| Legal Tract | 1216 |
| Legal Block | 5 |
| Legal Lot Number | 1 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 430400 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 17962 PETERSEN WAY, CASTRO VALLEY, CA 94546-1144 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 16, 2011 · Amount on Record |
| Deed Sale | Nov 16, 2011 · Amount on Record |
| Deed Document Number | 2011326816 |
| Record Updated | Oct 29, 2026 |
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 | $659,171 (+0.93%) Land $199,851 Building $466,320 | ||
| 2025 | $8,493.00 (+4.03%) Homeowner's exemption | $653,114 (+4.04%) Land $195,934 Building $457,180 | |
| 2023 | $8,164.00 Homeowner's exemption | $627,758 Land $188,327 Building $439,431 | $1,253,970 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 | Moderate above 40% of the US · lower than 76% of California |
|---|---|
| Wildfire Likelihood | 0.07% annual chance |
| Exposure | Indirect 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 312 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Etheric Networks, GeoLinks, Sonic Telecom, Unwired.
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