Alameda County property record for 33763 Trailside Way, Union City, CA 94587
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,976 sqft · built 1998 |
| Lot Size | 0.137 acres (5,986 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $521,000 (Nov 1998) |
| Tax Bill | $11,153 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 486-101-111 |
| Primary APN | 486-101-111 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,976 sqft Living Area |
| Year Built | Built 1998 |
|---|---|
| Effective Year Built | Effective 1998 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,986 sqft (0.137 acres) |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 33763 TRAILSIDE WAY |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-4369 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00111 BLK: TR: 6921 |
| Legal Tract | 6921 |
| Legal Lot Number | 111 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 440308 |
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 33763 TRAILSIDE WAY, UNION CITY, CA 94587-4369 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 17, 1998 · Amount on Record |
| Deed Sale | Nov 17, 1998 · Amount on Record |
| Deed Document Number | 1998402078 |
| 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 | $825,903 (+1.14%) Land $249,919 Building $582,984 | ||
| 2025 | $11,153.00 (+0.73%) Homeowner's exemption | $816,573 (+4.04%) Land $245,019 Building $571,554 | |
| 2023 | $11,072.00 Homeowner's exemption | $784,870 Land $235,506 Building $549,364 | $1,849,140 |
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 X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (1996) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jan 1996 · other causes |
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 | Not rated no burnable land within 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 | 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 670 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
| Tekify Fiber & Wireless Fixed Wireless | 1,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Etheric Networks, GeoLinks.
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