Alameda County property record for 31514 Silvertide Dr, Union City, CA 94587
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,797 sqft · built 1997 |
| Lot Size | 0.169 acres (7,340 sqft) |
| Owner | 2 Trust Names on Record |
| Last Sale | $386,000 (Jun 1997) |
| Tax Bill | $8,788 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 482-46-45 |
| Primary APN | 482-46-45 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,797 sqft Living Area |
| Year Built | Built 1997 |
|---|---|
| Effective Year Built | Effective 1997 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 7,340 sqft (0.169 acres) |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 31514 SILVERTIDE DR |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-6011 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00040 BLK: TR: 6617 |
| Legal Tract | 6617 |
| Legal Lot Number | 40 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 440332 |
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Trust Names on Record |
|---|---|
| Mailing Address | 31514 SILVERTIDE DR, UNION CITY, CA 94587-6011 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 5, 1997 · Amount on Record |
| Deed Sale | Jun 5, 1997 · Amount on Record |
| Deed Document Number | 1997138631 |
| Last Transfer Date | May 15, 2015 |
| Transfer Doc | 0000155797 |
| Record Updated | Sep 20, 2026 |
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Union City |
| Unified School District | New Haven Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $634,041 (+0.89%) Land $192,694 Building $448,347 | ||
| 2025 | $8,788.00 (-0.73%) Homeowner's exemption | $628,472 (+4.04%) Land $188,916 Building $439,556 | |
| 2023 | $8,853.00 Homeowner's exemption | $604,071 Land $181,581 Building $422,490 | $1,720,800 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 10.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Nearby Flood Policies | 4 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 94% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | 0.02% 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 | ALAMEDA COUNTY WATER DISTRICT serves 344,000 people · EPA ID CA0110001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Nov 2025 |
| 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.
Source: FCC Broadband Data Collection, based on 72 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 1,200 / 35 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
| Tekify Fiber & Wireless Fixed Wireless | 570 / 120 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: T-Mobile.
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