Alameda County property records for 11 addresses on Onyx Ter, Union City, CA · Last verified October 2026
| Properties | 11 |
|---|---|
| Median Sale Price | $660,000 |
| Deeds and Mortgages on File | 13 |
| Median Price per Sqft | $397 |
| Owner Occupied | 82% |
| Median Annual Tax Bill | $9,606 |
| Median Year Built | 2007 |
| Median Ownership Tenure | 11 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 3 ba · 1,675 sqft · built 2007 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $363,000Sep 2012 | $6,7642025 | Amount on Record Jun 2007 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
3 bd · 2.5 ba · 1,431 sqft · built 2007 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $375,000Dec 2010 | $7,2792025 | Amount on Record Jul 2007 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
3 bd · 2.5 ba · 1,675 sqft · built 2007 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $665,000Jul 2015 | $11,1512025 | Amount on Record Jul 2007 | 2 Owners on Record | Assessor + 1 DocumentUpdated Oct 2026 |
2 bd · 2.5 ba · 1,203 sqft · built 2007 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $567,500Jan 2016 | $9,6062025 | Amount on Record Jul 2007 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |
2 bd · 2.5 ba · 1,203 sqft · built 2007 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $538,000Jul 2007 | $10,0442025 | Owner on Record Owner Occupied | AssessorUpdated Oct 2026 |
2 bd · 2.5 ba · 1,203 sqft · built 2007 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $350,000Aug 2010 | $6,7862025 | Amount on Record Apr 2010 | Owner on Record Owner Occupied | Assessor + 4 DocumentsUpdated Oct 2026 |
2 bd · 2.5 ba · 1,203 sqft · built 2007 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $826,000May 2018 | $13,0772025 | Amount on Record Aug 2007 | 2 Owners on Record | Assessor + 2 DocumentsUpdated Oct 2026 |
4 bd · 3 ba · 1,431 sqft · built 2007 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 2007 | $6,5202025 | 2 Owners on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 2.5 ba · 1,431 sqft · built 2007 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $85,000Aug 2008 | $6,6082025 | Amount on Record Jul 2007 | Owner on Record Owner Occupied | AssessorUpdated Oct 2026 |
3 bd · 2.5 ba · 1,675 sqft · built 2007 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $660,000Jul 2016 | $10,8832025 | Amount on Record Jul 2007 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
3 bd · 2.5 ba · 1,675 sqft · built 2007 · 10.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $932,500Jun 2018 | $14,6062025 | Amount on Record Aug 2007 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |