Contra Costa County property records for 3 addresses on High School Ave, Concord, CA · Last verified July 2026
| Properties | 3 |
|---|---|
| Latest Sale | $3,372,000 (Nov 2017) |
| Deeds and Mortgages on File | 10 |
| Average Living Area | 23,144 sq ft |
| Median Annual Tax Bill | $51,438 |
| Median Year Built | 1978 |
| Average Ownership Tenure | 19 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
2,210 sqft · Built 1998 · 0.18 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $100,000Dec 1997 | $12,0932025 | —Dec 1996 | 1 Name on Record | AssessorUpdated Jul 2026 |
10,672 sqft · Built 1969 · 0.602 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $3,372,000Nov 2017 | $51,4382025 | Amount on Record — | 1 Name on Record | Assessor + 10 DocumentsUpdated Jul 2026 |
56,552 sqft · Built 1978 · 1.41 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $105,2962025 | 1 Name on Record | AssessorUpdated Jul 2026 |