Contra Costa County property records for 6 addresses on Thumb Mountain Ct, Antioch, CA · Last verified August 2026
| Properties | 6 |
|---|---|
| Median Sale Price | $429,000 |
| Deeds and Mortgages on File | 8 |
| Median Price per Sqft | $204 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $4,801 |
| Median Year Built | 1991 |
| Median Ownership Tenure | 17 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 2.5 ba · 2,028 sqft · 0.111 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 2024 | $4,8012025 | —Jul 2003 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
4 bd · 2.5 ba · 1,799 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $194,000Apr 1993 | $4,2232025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 3 ba · 2,096 sqft · 0.216 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $429,000Dec 2003 | $7,0712025 | Amount on Record Mar 2000 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
3 bd · 2 ba · 1,785 sqft · 0.35 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $555,000Mar 2005 | $7,8412025 | Amount on Record May 1998 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
5 bd · 3 ba · 2,260 sqft · 0.321 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $250,000Oct 2009 | $3,9412025 | —Oct 2009 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
3 bd · 2 ba · 1,735 sqft · 0.211 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $479,000Mar 2020 | $4,2892025 | Amount on Record Jun 2014 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jul 2026 |