Alameda County property record for 6490 Ridgewood Dr, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,254 sqft · built 1991 |
| Lot Size | 0.13 acres (5,670 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $9,148 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 85A-6410-57-1 |
| Primary APN | 85A-6410-57-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,254 sqft Living Area |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 1991 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,670 sqft (0.13 acres) |
| Street Address | 6490 RIDGEWOOD DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-5202 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 0000B BLK: TR: 5738 ;LOT: 00088 BLK: TR: 5738 |
| Legal Subdivision | LAKESHORE HILLS |
| Legal Tract | 5738 |
| Legal Lot Number | 88 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2012 |
| Census Tract | 430101 |
6490 Ridgewood Dr is owned and occupied by an individual.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 6490 RIDGEWOOD DR, CASTRO VALLEY, CA 94552-5202 |
| 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 | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 6490 Ridgewood Dr was $9,148 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 | $715,821 (+1.01%) Land $446,865 Building $275,956 | ||
| 2025 | $9,148.00 Homeowner's exemption | $708,650 Land $438,104 Building $270,546 | |
| 2023 | $8,798.00 Homeowner's exemption | $681,134 Land $421,093 Building $260,041 | $1,295,910 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 6490 Ridgewood 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 6490 Ridgewood Dr is moderate, ranking above 67% of the US, with a 0.3% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 67% of the US · above 41% of California |
|---|---|
| Wildfire Likelihood | 0.3% 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 495 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
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