Alameda County property record for 4953 Antioch Loop, Union City, CA 94587
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,871 sqft · built 1982 |
| Lot Size | 0.174 acres (7,592 sqft) |
| Owner | Owner Name on Record |
| Last Sale | $395,000 (Jul 2011) |
| Tax Bill | $7,141 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 543-433-56 |
| Primary APN | 543-433-56 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Building Area | 1,871 sqft Living Area |
| Year Built | Built 1982 |
|---|---|
| Effective Year Built | Effective 1983 |
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 7,592 sqft (0.174 acres) |
| Street Address | 4953 ANTIOCH LOOP |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-5518 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MAP A1 752 |
| Legal Subdivision | 4529 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 441501 |
Source: Alameda County records, as of October 20, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Owner Name on Record |
|---|---|
| Mailing Address | 6031 ACACIA AVE, OAKLAND, CA 94618-1816 |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 19, 2011 · Amount on Record |
| Deed Sale | Jul 19, 2011 · Amount on Record |
| Prior Sale | Aug 23, 2010 |
| Deed Document Number | 2011200542 |
| Record Updated | Jun 8, 2026 |
Source: Alameda County assessment roll, as of July 1, 2025
| 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 |
|---|---|---|
| 2025 | $7,141.00 (-2.12%) | $496,115 (+4.04%) Land $148,834 Building $347,281 |
| 2023 | $7,296.00 | $476,855 Land $143,056 Building $333,799 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect 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 799 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 | 570 / 120 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| Sail Internet Fixed Wireless | 200 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
May also be available: GeoLinks.
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