Alameda County property record for 4286 Solar Cir, Union City, CA 94587
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 1.5 ba · 1,390 sqft · built 1973 |
| Lot Size | 0.034 acres (1,474 sqft) |
| Owner | Individual Name on File |
| Last Sale | $350,000 (May 2004) |
| Tax Bill | $7,115 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 483-103-66 |
| Primary APN | 483-103-66 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,390 sqft Living Area |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Custom Design |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 1,474 sqft (0.034 acres) |
| Heating System | Floor/Wall Furnace |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 4286 SOLAR CIR |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-4071 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | RM2500 |
| Legal Description | LOT: 00056 BLK: TR: 3316 |
| Legal Subdivision | CONTEMPO HOMEOWNERS ASSOCIATION |
| Legal Tract | 3316 |
| Legal Lot Number | 56 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 1 |
| Census Block | 1011 |
| Census Tract | 440306 |
4286 Solar Cir, a townhouse, is owned and occupied by an individual who bought it in May 2004.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 4286 SOLAR CIR, UNION CITY, CA 94587-4071 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | Name on Deed |
|---|---|
| Last Sale | May 28, 2004 · Amount on File |
| Deed Sale | May 28, 2004 · Amount on File |
| Prior Sale | Oct 22, 1998 · Amount on File |
| Deed Document Number | 2004239174 |
| Prior Transfer Date | Jan 8, 2001 |
| Prior Transfer Doc | 0000023935 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 4286 Solar Cir was $7,115.
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 | $507,403 (+2%) Land $152,221 Building $355,182 | ||
| 2025 | $7,115.00 | $497,455 Land $149,236 Building $348,219 | |
| 2023 | $7,122.00 | $478,141 Land $143,442 Building $334,699 | $695,790 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4286 Solar Cir in Zone X, an area of minimal flood risk.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 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 4286 Solar Cir is low, with less than 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 94% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | Under 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 | 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 976 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 | 580 / 125 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
May also be available: Sail Internet, Verizon.
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