Alameda County property record for 4589 Ewing Rd, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,848 sqft · built 1952 |
| Lot Size | 0.951 acres (41,439 sqft) |
| Owner | Company Name on File |
| Tax Bill | $7,354 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 84D-1250-74 |
| Primary APN | 84D-1250-74 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 2,848 sqft Living Area |
| Year Built | Built 1952 |
|---|---|
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 41,439 sqft (0.951 acres) |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 4589 EWING RD |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-1013 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 430300 |
Source: Alameda County records · APN 84D-1250-74
Assessment roll updated July 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 4589 EWING RD, CASTRO VALLEY, CA 94546-1013 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Prior Sale | Feb 20, 2002 |
| Last Transfer Date | Aug 29, 2016 |
| Transfer Doc | 0000218775 |
| Record Updated | Jun 08, 2026 |
Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $7,354.00 (+4.13%) Homeowner's exemption | $558,833 (+4.04%) Land $239,500 Building $319,333 |
| 2023 | $7,062.00 Homeowner's exemption | $537,138 Land $230,202 Building $306,936 |
Source: FEMA National Flood Hazard Layer as of May 25, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Moderate above 61% of the US · lower than 63% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Etheric Communications, LLC., Sonic Telecom, T-Mobile USA.
Based on FCC filings for 293 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | EAST BAY MUD serves 1,468,000 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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