Alameda County property record for 5820 Shadow Rdg Dr, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,723 sqft · built 1973 |
| Lot Size | 0.267 acres (11,607 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $2,227 (2025) |
| Deeds & Mortgages | Jun 2020 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 85-1606-4 |
| Primary APN | 85-1606-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,723 sqft Living Area |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1974 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 11,607 sqft (0.267 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 5820 SHADOW RIDGE DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-1800 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00046 BLK: 000D TR: 2478 |
| Legal Tract | 2478 |
| Legal Block | D |
| Legal Lot Number | 46 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 430102 |
5820 Shadow Rdg Dr is owner-occupied and held in a trust.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 1305 HIGHLAND DR, MODESTO, CA 95354-1547 |
| 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 |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jun 11, 2020 |
| Property Address | 5820 SHADOW RIDGE DR, CASTRO VALLEY, CA 94552-1800 |
| Document Number | 0000134342 |
| Instrument Date | Apr 6, 2020 |
| Instrument | 134342 |
| Transaction Type | Transfer |
| Record Updated | Jul 28, 2020 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 5820 SHADOW RIDGE DR CASTRO VALLEY CA 945521800, CASTRO VALLEY, CA 94552-1800 |
The 2025 property tax bill for 5820 Shadow Rdg Dr was $2,227 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 | $117,540 (-3.73%) Land $49,266 Building $75,274 | ||
| 2025 | $2,227.00 Homeowner's exemption | $122,098 Land $48,300 Building $73,798 | |
| 2023 | $2,105.00 Homeowner's exemption | $117,357 Land $46,424 Building $70,933 | $1,506,600 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 5820 Shadow Rdg 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 5820 Shadow Rdg Dr is high, ranking above 80% of the US, with a 0.4% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 80% of the US · above 57% of California |
|---|---|
| Wildfire Likelihood | 0.4% 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 207 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Etheric Networks.
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