Alameda County property records for 16 addresses on Olympiad Ct, Union City, CA · Last verified October 2026
| Properties | 16 |
|---|---|
| Median Sale Price | $862,000 |
| Deeds and Mortgages on File | 24 |
| Median Price per Sqft | $420 |
| Owner Occupied | 94% |
| Median Annual Tax Bill | $10,443 |
| Median Year Built | 1998 |
| Median Ownership Tenure | 20 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3 bd · 2.5 ba · 2,104 sqft · built 1998 · 0.118 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $367,000Jan 1999 | $8,1082025 | Owner on Record Owner Occupied | AssessorUpdated Aug 2026 |
4 bd · 3 ba · 2,568 sqft · built 1998 · 0.144 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $423,000Nov 1998 | $9,2142025 | —Oct 2024 | 2 Owners on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 1,582 sqft · built 1998 · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $301,000Feb 1998 | $6,9092025 | —Jun 2002 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
5 bd · 2 ba · 2,086 sqft · built 1998 · 0.15 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $880,000Oct 2006 | $9162025 | Amount on Record Jul 2004 | Owner on Record | AssessorUpdated Oct 2026 |
3 bd · 4 ba · 2,051 sqft · built 1998 · 0.134 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $862,000Apr 2017 | $15,8532025 | Amount on Record Dec 2010 | 2 Owners on Record Owner Occupied | Assessor + 7 DocumentsUpdated Oct 2025 |
4 bd · 3 ba · 2,304 sqft · built 1998 · 0.151 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 2013 | $11,2762025 | Amount on Record Sep 2010 | 2 Owners on Record Owner Occupied | Assessor + 3 DocumentsUpdated Oct 2025 |
3 bd · 2.5 ba · 2,104 sqft · built 1998 · 0.132 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $785,000May 2014 | $13,1892024 | Amount on Record Apr 2009 | Owner on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
4 bd · 3 ba · 2,568 sqft · built 1998 · 0.146 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $402,000Feb 1998 | $8,9462025 | —Apr 2009 | 3 Owners on Record Owner Occupied | AssessorUpdated Oct 2025 |
4 bd · 3 ba · 2,283 sqft · built 1998 · 0.165 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $373,500Feb 1998 | $8,3662025 | 2 Owners on Record Owner Occupied | AssessorUpdated Aug 2026 |
4 bd · 3 ba · 2,693 sqft · built 1998 · 0.137 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $485,000Mar 1999 | $10,4432025 | —Mar 1999 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 3 ba · 2,568 sqft · built 1999 · 0.178 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $550,000Oct 2013 | $13,1462025 | Amount on Record Jan 2009 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
4 bd · 3 ba · 2,283 sqft · built 1998 · 0.171 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $386,000Nov 1998 | $8,4822025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 3.5 ba · 2,496 sqft · built 1999 · 0.153 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,850,000May 2025 | $16,8482024 | Amount on Record May 2020 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 2,086 sqft · built 1998 · 0.226 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $361,000Nov 1998 | $7,9832025 | —Apr 2014 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 3 ba · 2,693 sqft · built 1999 · 0.274 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $715,000Oct 2009 | $12,4952025 | Amount on Record Mar 2009 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2025 |
5 bd · 3 ba · 2,568 sqft · built 1998 · 0.175 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,200,000Nov 2024 | $28,7022025 | —Jun 2007 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2025 |