San Bernardino County property records for 12 addresses on S Mountain Ave, Upland, CA · Last verified August 2026
| Properties | 12 |
|---|---|
| Median Sale Price | $4,850,000 |
| Deeds and Mortgages on File | 15 |
| Median Price per Sqft | $229 |
| Owner Occupied | 8% |
| Median Annual Tax Bill | $20,821 |
| Median Year Built | 1986 |
| Median Ownership Tenure | 15 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
106,834 sqft · Built 1972 · 3.91 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $17,200,000Dec 2016 | $214,5992025 | —Dec 1997 | 1 Name on Record | AssessorUpdated Jul 2026 |
10,700 sqft · Built 1975 · 1.13 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,265,000Aug 2014 | $21,6712025 | Sale Amount May 2003 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jul 2026 |
2,229 sqft · Built 1972 · 0.42 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $643,000Dec 2004 | $9,8622025 | —Apr 2017 | 2 Names on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
3,260 sqft · Built 2003 · 0.502 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 2002 | $20,5872025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
1,390 sqft · Built 1989 · 0.461 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Nov 2003 | $12,8802025 | Sale Amount Jul 1998 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
76,130 sqft · Built 1978 · 6.88 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $17,500,000Jan 2022 | $199,7492025 | —Jan 2008 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
3 bd · 2 ba · 6,000 sqft · 0.682 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 1999 | $14,5682025 | —Sep 1998 | 1 Name on Record | AssessorUpdated Jul 2026 |
26,900 sqft · Built 1977 · 2.38 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,850,000Aug 2026 | $51,5502025 | Sale Amount Jul 2020 | 1 Name on Record | Assessor + 5 DocumentsUpdated Aug 2026 |
7,600 sqft · Built 1989 · 1.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $18,4242025 | 1 Name on Record | AssessorUpdated Jul 2026 |
4,980 sqft · Built 2022 · 0.401 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jul 2003 | $20,8212025 | —Jun 2003 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |
750 sqft · Built 1986 · 0.572 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $894,500Nov 2011 | $9,0922025 | 1 Name on Record | AssessorUpdated Jul 2026 |
63,454 sqft · Built 1989 · 4.93 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Nov 2019 | $111,3212025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jul 2026 |