Alameda County property record for 4166 Asimuth Cir, Union City, CA 94587
| Property Type | Townhouse |
|---|---|
| Details | 4 bd · 2.5 ba · 1,584 sqft · built 1974 |
| Lot Size | 0.041 acres (1,794 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $250,000 (Nov 2011) |
| Tax Bill | $4,799 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 483-103-188 |
| Primary APN | 483-103-188 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,584 sqft Living Area |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1976 |
| Architectural Style | Custom Design |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 1,794 sqft (0.041 acres) |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 4166 ASIMUTH CIR |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-4024 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Legal Description | LOT: 00050 BLK: TR: 3218 |
| Legal Tract | 3218 |
| Legal Lot Number | 50 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 1 |
| Census Block | 1011 |
| Census Tract | 440306 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 4800 MENDOCINO TER, FREMONT, CA 94555-2834 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 3, 2011 · Amount on Record |
| Deed Sale | Nov 3, 2011 · Amount on Record |
| Prior Sale | Oct 7, 2005 · Amount on Record |
| Deed Document Number | 2011313330 |
| Last Transfer Date | Apr 27, 2012 |
| Transfer Doc | 0000248996 |
| Record Updated | Oct 29, 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 | $320,277 (+2%) Land $96,083 Building $224,194 | ||
| 2025 | $4,799.00 (-3.03%) | $313,998 (+4.04%) Land $94,199 Building $219,799 | |
| 2023 | $4,949.00 | $301,808 Land $90,542 Building $211,266 | $665,640 |
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 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.
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 859 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| 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 Fixed Wireless · DSL | 100 / 20 |
May also be available: GeoLinks, Sail Internet, Verizon.
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