Suffolk County and Islip Town property records for 19 addresses on River Rd, Great River, NY · Last verified August 2026
| Properties | 19 |
|---|---|
| Median Sale Price | $769,000 |
| Deeds and Mortgages on File | 17 |
| Median Price per Sqft | $249 |
| Owner Occupied | 42% |
| Median Annual Tax Bill | $18,639 |
| Median Year Built | 1988 |
| Median Ownership Tenure | 7 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
0.46 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $650,000May 2011 | $18,6392024 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
3,081 sqft · Built 1988 · 0.78 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $769,000Jul 2020 | $18,7962024 | Amount on Record Aug 1997 | 2 Names on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $375,500Sep 2019 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
0.689 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,052,000Mar 2023 | Amount on Record Aug 2013 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
4,345 sqft · Built 2006 · 0.76 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $965,000Oct 2019 | $28,8982024 | —Mar 2007 | 2 Names on Record | Assessor + 1 DocumentUpdated Aug 2026 |
0.689 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $452,900Sep 2016 | Amount on Record Jul 2015 | 2 Names on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
0.46 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2002 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
0.45 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,000,000Nov 2014 | $23,7072024 | 2 Names on Record | Assessor + 3 DocumentsUpdated Aug 2026 |
1,121 sqft · Built 1900 · 0.419 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $437,500Nov 2020 | $9,5072024 | —Oct 2015 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
0.619 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record | AssessorUpdated Aug 2026 |
0.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
0.46 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,8532024 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.26 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $575,000May 2026 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
0.919 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $741,000May 2025 | —Sep 2013 | 1 Name on Record | AssessorUpdated Aug 2026 |
1.1 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $485,000Jul 2014 | 1 Name on Record | Assessor + 3 DocumentsUpdated Aug 2026 |
0.33 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $125,000Mar 2001 | 1 Name on Record | AssessorUpdated Aug 2026 |
0.93 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.46 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $815,000Dec 2024 | $13,3802024 | Amount on Record Apr 2000 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
216 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Names on Record | AssessorUpdated Aug 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Low this street's cells rank at the 5th percentile of exposed land nationally · 7th in New York |
|---|---|
| Wildfire Likelihood | Low — about 1 in 7,500 per year |
| Exposure | Direct 3 of 3 cells directly exposed · 3 adjoin burnable vegetation |