Rockland County and Orangetown Town property records for 22 addresses on Dederer St, Tappan, NY · Last verified January 2026
| Properties | 22 |
|---|---|
| Median Sale Price | $420,000 |
| Deeds and Mortgages on File | 11 |
| Median Price per Sqft | $245 |
| Owner Occupied | 55% |
| Median Year Built | 1954 |
| Median Ownership Tenure | 17 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3 bd · 1 ba · 1,080 sqft · 0.3 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $335,000Sep 2009 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jan 2026 |
4 bd · 2 ba · 1,438 sqft · 0.139 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $420,000Jan 2023 | 1 Name on Record | Assessor + 1 DocumentUpdated Feb 2024 |
4 bd · 3 ba · 2,524 sqft · 0.189 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Names on Record Owner Occupied | AssessorUpdated Jan 2026 |
3 bd · 2 ba · 1,808 sqft · 0.11 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $260,000Nov 2009 | 2 Names on Record Owner Occupied | AssessorUpdated Jan 2026 |
3 bd · 3 ba · 2,264 sqft · 0.21 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500,000Dec 2006 | 2 Names on Record | AssessorUpdated Feb 2024 |
3 bd · 2 ba · 1,436 sqft · 0.169 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $475,000Sep 2016 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jan 2026 |
3 bd · 2 ba · 1,263 sqft · 0.139 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $440,000Oct 2005 | 2 Names on Record | AssessorUpdated Feb 2024 |
5 bd · 3 ba · 2,909 sqft · 0.23 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $560,000Dec 2020 | 1 Name on Record | Assessor + 1 DocumentUpdated Jan 2026 |
2 bd · 1 ba · 1,326 sqft · 0.589 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record | AssessorUpdated Feb 2024 |
3 bd · 2 ba · 1,374 sqft · 0.139 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $189,596Oct 2008 | Amount on Record Jan 2002 | 1 Name on Record Owner Occupied | AssessorUpdated Jan 2026 |
3 bd · 3 ba · 1,260 sqft · 0.139 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $357,500Apr 2003 | —Dec 2001 | 2 Names on Record Owner Occupied | AssessorUpdated Jan 2026 |
4 bd · 1 ba · 1,255 sqft · 0.25 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| Amount on Record Aug 2002 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Feb 2024 |
4 bd · 2 ba · 1,960 sqft · 0.18 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $165,000Jul 2014 | 1 Name on Record | AssessorUpdated Feb 2024 |
3 bd · 2 ba · 1,392 sqft · 0.139 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $201,000Jan 1999 | 1 Name on Record Owner Occupied | AssessorUpdated Feb 2024 |
4 bd · 3 ba · 2,587 sqft · 0.369 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 2002 | Amount on Record May 1999 | 2 Names on Record Owner Occupied | AssessorUpdated Feb 2024 |
3 bd · 1 ba · 1,680 sqft · 0.18 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $560,000Feb 2025 | —Oct 2009 | 1 Name on Record | AssessorUpdated Jan 2026 |
3 bd · 2 ba · 1,376 sqft · 0.23 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 2022 | 1 Name on Record Owner Occupied | AssessorUpdated Feb 2024 |
3 bd · 2 ba · 1,144 sqft · 0.239 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 2009 | —May 2006 | 1 Name on Record | AssessorUpdated Feb 2024 |
3 bd · 3 ba · 2,508 sqft · 0.239 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $85,000Mar 1996 | 1 Name on Record Owner Occupied | AssessorUpdated Feb 2024 |
3 bd · 2 ba · 1,698 sqft · 0.23 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $417,500Jun 2019 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jan 2026 |
6 bd · 3 ba · 2,318 sqft · 0.239 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $417,000Jan 2020 | Amount on Record Dec 2017 | 1 Name on Record | Assessor + 3 DocumentsUpdated Feb 2024 |
3 bd · 2 ba · 1,740 sqft · 0.269 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Apr 2004 | —Mar 1997 | 2 Names on Record Owner Occupied | AssessorUpdated Feb 2024 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Low this street's cells rank at the 20th percentile of exposed land nationally · 55th in New York |
|---|---|
| Wildfire Likelihood | Low — about 1 in 10,000 per year |
| Exposure | Direct 1 of 2 cells directly exposed · 2 adjoin burnable vegetation |