Suffolk County and Islip Town property records for 12 addresses on W Walnut St, Islip, NY · Last verified August 2026
| Properties | 12 |
|---|---|
| Median Sale Price | $512,000 |
| Deeds and Mortgages on File | 14 |
| Median Price per Sqft | $319 |
| Owner Occupied | 75% |
| Median Annual Tax Bill | $11,022 |
| Median Year Built | 1960 |
| Median Ownership Tenure | 8 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $847,000Nov 2022 | $9,3702024 | 1 Name on Record | Assessor + 3 DocumentsUpdated Aug 2026 |
2,526 sqft · Built 1960 · 0.45 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $429,000Oct 2018 | $16,1292024 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
0.43 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $378,000Aug 2009 | $11,2992024 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.45 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $121,000Jul 1998 | Amount on Record Jun 1998 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,692 sqft · Built 1948 · 0.23 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $485,000Aug 2020 | $13,3342024 | Amount on Record Jul 2010 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
998 sqft · Built 1962 · 0.23 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $319,260Nov 2010 | $10,2932024 | Amount on Record Sep 1998 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.339 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $512,000Jun 2024 | Amount on Record Jun 2007 | 1 Name on Record | AssessorUpdated Aug 2026 |
0.339 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $142,000Sep 1994 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.45 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $515,000Jun 2025 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $212,500May 2002 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
974 sqft · Built 1959 · 0.21 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $600,000May 2025 | $11,0222024 | Amount on Record Jun 2019 | 2 Names on Record | Assessor + 3 DocumentsUpdated Aug 2026 |
0.319 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $225,000Aug 2002 | $8,4992024 | Amount on Record Feb 1999 | 2 Names on Record Owner Occupied | 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 1st percentile of exposed land nationally · 1st in New York |
|---|---|
| Wildfire Likelihood | Low — less than 1 in 10,000 per year |
| Exposure | Direct 1 of 2 cells directly exposed · 1 adjoin burnable vegetation |