Contra Costa County property records for 4 addresses on Opal St, Walnut Creek, CA · Last verified August 2026
| Properties | 4 |
|---|---|
| Median Sale Price | $850,000 |
| Deeds and Mortgages on File | 10 |
| Median Price per Sqft | $284 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $13,484 |
| Median Year Built | 1955 |
| Median Ownership Tenure | 13 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4 bd · 3.5 ba · 4,047 sqft · 0.515 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,150,000Feb 2018 | $22,8122025 | —Jan 2021 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
5 bd · 3 ba · 3,098 sqft · 0.587 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $705,000Aug 2000 | $12,7622025 | Amount on Record Jan 2000 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
4 bd · 3.5 ba · 2,768 sqft · 0.482 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $850,000Apr 2013 | $13,4842025 | Amount on Record Jun 2003 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
3 bd · 1 ba · 1,544 sqft · 0.394 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $294,000Nov 1995 | $6,5402025 | —Jan 2023 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |