Alameda County property record for 950 Stone St, Union City, CA 94587
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,727 sqft · built 2004 |
| Lot Size | 0.112 acres (4,864 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $85,000 (Jun 2010) |
| Tax Bill | $9,309 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 486-102-46 |
| Primary APN | 486-102-46 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,727 sqft Living Area |
| Year Built | Built 2004 |
|---|---|
| Effective Year Built | Effective 2004 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 4,864 sqft (0.112 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 950 STONE ST |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-3475 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00044 BLK: TR: 7310 |
| Legal Tract | 7310 |
| Legal Lot Number | 44 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 3 |
| Census Block | 3011 |
| Census Tract | 440200 |
950 Stone St is owned and occupied by two individuals who bought it in June 2010.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 950 STONE ST, UNION CITY, CA 94587-3475 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 | Jun 15, 2010 · Amount on File |
| Deed Sale | Jun 15, 2010 · Amount on File |
| Prior Sale | Jan 28, 2010 · Amount on File |
| Deed Document Number | 2010165700 |
| Prior Transfer Date | Jan 22, 2010 |
| Prior Transfer Doc | 0000020278 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 950 Stone St was $9,309.
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 | $676,701 (+2%) Land $203,010 Building $473,691 | ||
| 2025 | $9,309.00 | $663,434 Land $199,030 Building $464,404 | |
| 2023 | $9,345.00 | $637,678 Land $191,303 Building $446,375 | $1,357,020 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 950 Stone St 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 950 Stone St is low, with a 0.04% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 66% of the US · lower than 80% of California |
|---|---|
| Wildfire Likelihood | 0.04% 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 | 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 808 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 |
| Tekify Fiber & Wireless Fixed Wireless | 1,000 / 1,000 |
| RobinsonHSS Fixed Wireless | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: GeoLinks, Sail Internet, T-Mobile.
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