Alameda County property record for 4923 Antioch Loop, Union City, CA 94587 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3.5 ba · 2,990 sqft · built 1982 |
| Lot Size | 0.145 acres (6,323 sqft) |
| Owner | Company Name on File |
| Tax Bill | $6,887 (2025) |
| Deeds & Mortgages | Dec 2021 Mortgage Dec 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 543-433-41 |
| Primary APN | 543-433-41 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,990 sqft Living Area |
| Year Built | Built 1982 |
|---|---|
| Effective Year Built | Effective 1983 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 6,323 sqft (0.145 acres) |
| Parking Spaces | 3 Parking Spaces |
| Street Address | 4923 ANTIOCH LOOP |
|---|---|
| City | UNION CITY |
| State | CA |
| Zip | 94587-5518 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00040 BLK: TR: 4529 |
| Legal Subdivision | TRACT 4529 |
| Legal Tract | 4529 |
| Legal Lot Number | 40 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 441501 |
Source: Alameda County records · APN 543-433-41
Assessment roll updated August 5, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 4923 ANTIOCH LOOP, UNION CITY, CA 94587-5518 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Dec 10, 2021 | Deed of Trust, Mortgage FREMONT BANK |
| Dec 01, 2017 | Deed of Trust, Mortgage · Conventional Mortgage HOMEWARD RESID'L |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4923 ANTIOCH LOOP, UNION CITY, CA 94587-5518 |
| Transaction Type | Mortgage |
| Record Updated | Jan 07, 2022 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 4923 ANTIOCH LOOP, UNION CITY, CA 94587-5518 |
| Document Number | 0000393376 |
|---|---|
| Date | Dec 10, 2021 |
| Instrument | 2021393376 |
| Name | FREMONT BANK |
|---|---|
| Type | Bank |
| Address | LIVERMORE, CA 94551 |
| Amount | Amount Recorded |
|---|---|
| Term | 361 Months |
| Due | Jan 01, 2052 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4923 ANTIOCH LOOP, UNION CITY, CA 94587-5518 |
| Document Number | 0000270383 |
| Instrument Date | Dec 01, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Jan 03, 2018 |
| Title Company | TITLE SERVICE AND LIAISON COMPANIES |
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 4923 ANTIOCH LOOP UNION CITY CA 945875518, UNION CITY, CA 94587-5518 |
| Document Number | 0000270383 |
|---|---|
| Date | Dec 08, 2017 |
| Instrument | 270383 |
| Name | HOMEWARD RESID'L |
|---|---|
| Address | ADDISON, TX 75001 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Dec 07, 2047 |
Source: Alameda County records · Assessment roll updated August 5, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Union City |
| Unified School District | New Haven Unified School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $485,446 (+2.03%) Land $77,169 Building $415,277 | ||
| 2025 | $6,887.00 (-5.95%) Homeowner's exemption | $475,791 (+2.53%) Land $75,656 Building $407,135 | |
| 2024 | $7,323.00 (+3.81%) | ||
| 2023 | $7,054.00 Homeowner's exemption | $464,046 Land $72,718 Building $391,328 | $1,890,270 |
Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Low above 20% of the US · above 11% of California |
|---|---|
| Wildfire Likelihood | About 1 in 9,091 per year |
| Exposure | Indirect within ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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