Alameda County property record for 17601 Chateau Ct, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,262 sqft · built 1985 |
| Lot Size | 0.213 acres (9,295 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,500,000 (Sep 2021) |
| Tax Bill | $19,570 (2025) |
| Deeds & Mortgages | Sep 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 85-6310-15 |
| Primary APN | 85-6310-15 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,262 sqft Living Area |
| Year Built | Built 1985 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 9,295 sqft (0.213 acres) |
| Street Address | 17601 CHATEAU CT |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-1750 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00123 BLK: TR: 3983 |
| Legal Tract | 3983 |
| Legal Lot Number | 123 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 430200 |
17601 Chateau Ct is owned and occupied by two individuals who bought it in September 2021.
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 17601 CHATEAU CT, CASTRO VALLEY, CA 94552-1750 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 1, 2021 · Amount on File |
| Deed Sale | Sep 1, 2021 · Amount on File |
| Prior Sale | Aug 2, 2005 · Amount on File |
| Deed Document Number | 2021297065 |
| Prior Transfer Date | Mar 29, 2004 |
| Prior Transfer Doc | 0000190255 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Sep 1, 2021 |
| Property Address | 17601 CHATEAU CT, CASTRO VALLEY, CA 94552-1750 |
| Document Number | 0000297065 |
| Map Reference | MB 115 PG 1 |
| Instrument Date | Aug 26, 2021 |
| Instrument | 2021297065 |
| Transaction Type | Transfer |
| Record Updated | Sep 21, 2021 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,650.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 17601 CHATEAU CT, CASTRO VALLEY, CA 94552-1750 |
| Document Number | 0000297067 |
|---|---|
| Date | Sep 1, 2021 |
| Instrument | 2021297067 |
| Name | ARC HOME LLC |
|---|---|
| Type | Mortgage Company |
| Address | MOUNT LAUREL, NJ 08054 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Sep 1, 2051 |
The 2025 property tax bill for 17601 Chateau Ct was $19,570 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 | $1,616,630 (+1.56%) Land $487,089 Building $1,136,541 | ||
| 2025 | $19,570.00 Homeowner's exemption | $1,591,800 Land $477,540 Building $1,114,260 | |
| 2023 | $18,874.00 Homeowner's exemption | $1,530,000 Land $459,000 Building $1,071,000 | $1,543,950 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 17601 Chateau Ct 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 17601 Chateau Ct is moderate, ranking above 62% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 62% of the US · lower than 62% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
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 402 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 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Etheric Networks, Sonic Telecom, T-Mobile, Unwired.
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