Alameda County property record for 18814 Sandy Rd, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,778 sqft · built 1947 |
| Lot Size | 0.338 acres (14,700 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $485,000 (Apr 2002) |
| Tax Bill | $9,240 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 84C-815-2 |
| Primary APN | 84C-815-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,778 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1953 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 14,700 sqft (0.338 acres) |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 18814 SANDY RD |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-2428 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00002 BLK: 000C TR: 0733 |
| Legal Tract | 0733 |
| Legal Block | C |
| Legal Lot Number | 2 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 430200 |
18814 Sandy Rd is owned and occupied by two individuals who acquired it in May 2009.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 18814 SANDY RD, CASTRO VALLEY, CA 94546-2428 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
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 Sale | Apr 4, 2002 · Amount on File |
| Deed Sale | Apr 4, 2002 · Amount on File |
| Prior Sale | May 28, 1996 · Amount on File |
| Deed Document Number | 2002149346 |
| Last Transfer Date | May 21, 2009 |
| Transfer Doc | 0000165831 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 18814 Sandy Rd was $9,240 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 | $723,768 (+1.02%) Land $219,230 Building $511,538 | ||
| 2025 | $9,240.00 Homeowner's exemption | $716,441 Land $214,932 Building $501,509 | |
| 2023 | $8,887.00 Homeowner's exemption | $688,627 Land $206,588 Building $482,039 | $1,097,730 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 18814 Sandy Rd in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 3 in force |
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.
Wildfire risk around 18814 Sandy Rd is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
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 724 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks, GeoLinks, T-Mobile.
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