Alameda County property records for 14 addresses on Copper St, Union City, CA · Last verified August 2026
| Properties | 14 |
|---|---|
| Median Sale Price | $1,805,000 |
| Deeds and Mortgages on File | 20 |
| Median Price per Sqft | $705 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $21,227 |
| Median Year Built | 2005 |
| Median Ownership Tenure | 8 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 4 ba · 3,162 sqft · 0.147 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,230,000Oct 2024 | $29,6272025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
5 bd · 3 ba · 3,840 sqft · 0.137 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $752,454Jun 2009 | $13,6122025 | Amount on Record Nov 2008 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
5 bd · 3 ba · 3,655 sqft · 0.142 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $776,500Apr 2009 | $13,9082025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
5 bd · 3.5 ba · 3,306 sqft · 0.137 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,400,000May 2018 | $21,4982025 | Amount on Record Aug 2006 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
5 bd · 3 ba · 3,162 sqft · 0.137 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $700,000Jun 2009 | $12,7702025 | 3 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
5 bd · 4 ba · 3,162 sqft · 0.137 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,275,000Mar 2022 | $31,9522025 | Amount on Record Oct 2018 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
5 bd · 3.5 ba · 3,570 sqft · 0.137 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,000,000Feb 2023 | $27,6562025 | Amount on Record Nov 2006 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
5 bd · 3 ba · 3,655 sqft · 0.137 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,230,000Aug 2015 | $19,5912025 | 3 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
5 bd · 4 ba · 3,570 sqft · 0.137 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,150,000May 2006 | $21,2272025 | —Sep 2016 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
3 bd · 2 ba · 2,323 sqft · 0.138 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $615,000Dec 2009 | $11,4122025 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
5 bd · 4 ba · 3,162 sqft · 0.14 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $670,000Dec 2012 | $12,2062025 | Amount on Record Nov 2005 | 2 Names on Record Owner Occupied | AssessorUpdated Oct 2025 |
4 bd · 3.5 ba · 2,472 sqft · 0.123 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,805,000Jan 2022 | $25,6572025 | Amount on Record Nov 2011 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
3 bd · 3 ba · 2,250 sqft · 0.103 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,700,000Jan 2022 | $24,1632025 | Amount on Record Nov 2005 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
5 bd · 3 ba · 2,592 sqft · 0.11 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,801,000Oct 2025 | $11,4942025 | —Sep 2010 | 3 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Nov 2025 |