Alameda County property records for 24 addresses on Trefry Ct, Union City, CA · Last verified August 2026
| Properties | 24 |
|---|---|
| Median Sale Price | $1,000,000 |
| Deeds and Mortgages on File | 35 |
| Median Price per Sqft | $552 |
| Owner Occupied | 88% |
| Median Annual Tax Bill | $8,086 |
| Median Year Built | 1973 |
| Median Ownership Tenure | 14 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3 bd · 2 ba · 1,593 sqft · 0.172 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $440,000Jul 2008 | $8,0862025 | Amount on Record Mar 2008 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
4 bd · 2.5 ba · 1,946 sqft · 0.155 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $21,500Mar 1999 | $5,7622025 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
4 bd · 2 ba · 1,708 sqft · 0.264 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,023,500Sep 2019 | $14,9732025 | Amount on Record Nov 2014 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
4 bd · 3 ba · 1,946 sqft · 0.178 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $192,000Dec 1996 | $5,0792025 | —Oct 1997 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
4 bd · 2.5 ba · 2,546 sqft · 0.161 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $230,000May 1994 | $5,7812025 | —May 1994 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 2 ba · 1,593 sqft · 0.14 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $542,000Dec 2013 | $9,2322025 | —Apr 2002 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
4 bd · 2 ba · 1,708 sqft · 0.172 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,135,000Dec 2020 | $16,4582025 | —Sep 2020 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Oct 2025 |
4 bd · 2 ba · 1,708 sqft · 0.148 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $212,500Oct 1991 | $5,6782025 | —Jun 2003 | 2 Names on Record | AssessorUpdated Aug 2026 |
4 bd · 2.5 ba · 1,946 sqft · 0.17 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $300,000Mar 1999 | $6,7822025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 3 ba · 1,946 sqft · 0.144 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $465,000Feb 2001 | $9,6902025 | 2 Names on Record Owner Occupied | AssessorUpdated Oct 2025 |
6 bd · 3 ba · 2,092 sqft · 0.159 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,000,000Jun 2017 | $15,4942025 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Oct 2025 |
5 bd · 3 ba · 2,005 sqft · 0.145 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $980,000May 2017 | $15,2012025 | Amount on Record Jan 2016 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
4 bd · 2 ba · 1,708 sqft · 0.146 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,400,000Oct 2024 | $2,8772024 | 2 Names on Record Owner Occupied | AssessorUpdated Apr 2026 |
3 bd · 2 ba · 1,593 sqft · 0.159 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,2472025 | —Oct 1997 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
4 bd · 2.5 ba · 1,946 sqft · 0.142 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,3452025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 3 ba · 1,946 sqft · 0.159 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $809,000Jan 2006 | $14,7992025 | 1 Name on Record Owner Occupied | AssessorUpdated Oct 2025 |
4 bd · 2 ba · 1,708 sqft · 0.141 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $620,000May 2005 | $2,7762024 | —May 2005 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
4 bd · 2 ba · 1,708 sqft · 0.17 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $178,500Sep 1988 | $5,0742025 | —Jan 2012 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
4 bd · 2 ba · 1,593 sqft · 0.139 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $730,000Sep 2016 | $11,6282025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2025 |
5 bd · 3 ba · 1,818 sqft · 0.183 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $960,000Nov 2019 | $14,8252025 | 1 Name on Record Owner Occupied | Assessor + 5 DocumentsUpdated Oct 2025 |
4 bd · 3 ba · 1,946 sqft · 0.146 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $810,000Jul 2019 | $12,1162025 | 1 Name on Record Owner Occupied | Assessor + 6 DocumentsUpdated Oct 2025 |
3 bd · 2 ba · 1,593 sqft · 0.212 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $880,000Nov 2018 | $13,8842025 | 2 Names on Record Owner Occupied | Assessor + 5 DocumentsUpdated Oct 2025 |
4 bd · 2 ba · 1,708 sqft · 0.147 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $330,000Aug 2012 | $6,0642025 | —Nov 2006 | 1 Name on Record | AssessorUpdated Oct 2025 |
3 bd · 2 ba · 1,593 sqft · 0.165 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $419,500Jun 2010 | $7,7692025 | Amount on Record Mar 2010 | 1 Name on Record | AssessorUpdated Oct 2025 |