San Bernardino County property records for 4 units in 139 Sinclair Ave, Upland, CA · Last verified July 2026
| Properties | 4 |
|---|---|
| Median Sale Price | $325,000 |
| Deeds and Mortgages on File | 7 |
| Median Price per Sqft | $373 |
| Owner Occupied | 25% |
| Median Annual Tax Bill | $3,900 |
| Median Year Built | 1971 |
| Median Ownership Tenure | 5 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
2 bd · 1 ba · 810 sqft · 0.016 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6332025 | —Jan 2026 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 882 sqft · 0.009 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $329,500May 2021 | $4,0252025 | Amount on Record Jul 2018 | 1 Name on Record | Assessor + 3 DocumentsUpdated Jul 2026 |
2 bd · 1 ba · 882 sqft · 0.009 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $53,000Oct 1999 | $9982025 | Amount on Record May 1999 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 bd · 1 ba · 840 sqft · 0.018 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $325,000Feb 2022 | $3,9002025 | Amount on Record Oct 1997 | 2 Names on Record | Assessor + 2 DocumentsUpdated Jul 2026 |