Alameda County property record for 5609 Cold Water Dr, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,945 sqft · built 1965 |
| Lot Size | 0.26 acres (11,336 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $7,044 (2025) |
| Deeds & Mortgages | Jul 2021 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 85-1609-16 |
| Primary APN | 85-1609-16 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,945 sqft Living Area |
| 1st Floor Area | 1,945 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1965 |
|---|---|
| Effective Year Built | Effective 1967 |
| Architectural Style | L-Shape |
| Exterior Material | Wood |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 11,336 sqft (0.26 acres) |
| Parking Spaces | 4 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 5609 COLD WATER DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-2629 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R |
| Legal Description | LOT: 00010 BLK: 000E TR: 2478 |
| Legal Subdivision | EDEN TOWNSHIP |
| Legal Tract | 2478 |
| Legal Block | E |
| Legal Lot Number | 10 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 430102 |
5609 Cold Water Dr is owned and occupied by two individuals who acquired it in November 1993.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 5609 COLD WATER DR, CASTRO VALLEY, CA 94552-2629 |
| Occupancy | Owner Occupied |
| 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 Transfer Date | Nov 19, 1993 |
| Transfer Doc | 0000420383 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 5609 COLD WATER DR, CASTRO VALLEY, CA 94552-2629 |
| Transaction Type | Mortgage |
| Record Updated | Sep 28, 2023 |
| Name | Verified Name |
|---|---|
| Address | 5609 COLD WATER DR, CASTRO VALLEY, CA 94552-2629 |
| Document Number | 0000247324 |
|---|---|
| Date | Jul 15, 2021 |
| Instrument | 2021247324 |
| Name | PATELCO CU |
|---|---|
| Type | Credit Union |
| Address | DUBLIN, CA 94568 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 301 Months |
| Due | Aug 30, 2046 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.5% |
| Change Frequency | Monthly |
| Index | Prime Rate |
The 2025 property tax bill for 5609 Cold Water Dr was $7,044 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 | $533,916 (+0.68%) Land $143,497 Building $397,419 | ||
| 2025 | $7,044.00 Homeowner's exemption | $530,310 Land $140,683 Building $389,627 | |
| 2023 | $6,763.00 Homeowner's exemption | $509,720 Land $135,221 Building $374,499 | $1,706,400 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 5609 Cold Water Dr 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 5609 Cold Water Dr is moderate, ranking above 63% 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 63% of the US · lower than 61% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 252 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Etheric Networks, Unwired.
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