Suffolk County and Islip Town property records for 24 addresses on Root Ave, Islip, NY · Last verified August 2026
| Properties | 24 |
|---|---|
| Median Sale Price | $495,000 |
| Deeds and Mortgages on File | 27 |
| Median Price per Sqft | $390 |
| Owner Occupied | 92% |
| Median Annual Tax Bill | $12,139 |
| Median Year Built | 1952 |
| Median Ownership Tenure | 7 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $915,000Nov 2025 | Amount on Record Apr 2004 | 2 Names on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $120,000Aug 1993 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $315,000Oct 2011 | $13,3342024 | —Dec 1998 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $300,000Jan 2017 | $12,1392024 | —Apr 2010 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
1,370 sqft · Built 1967 · 0.169 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $158,500Nov 2019 | $12,1702024 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
1,795 sqft · Built 1955 · 0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
1,936 sqft · Built 1955 · 0.23 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $225,500Nov 2003 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $135,000Oct 1997 | $9,9312024 | —Oct 1993 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
1,200 sqft · Built 1952 · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $385,000Sep 2020 | $10,3772024 | —May 1994 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
1,260 sqft · Built 1950 · 0.189 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $495,000May 2021 | Amount on Record Jun 2019 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $90,000Nov 1996 | 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,144 sqft · Built 1947 · 0.2 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $580,000Mar 2024 | $10,6602024 | Amount on Record Jan 2020 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
678 sqft · Built 1946 · 0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $265,000Apr 2023 | Amount on Record Apr 2022 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $160,000Aug 1996 | Amount on Record Jul 1996 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $680,000Mar 2024 | $9,9152024 | Amount on Record Jul 2023 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
1,560 sqft · Built 1947 · 0.23 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
0.13 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,799 sqft · Built 1940 · 0.23 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $230,000Mar 2017 | Amount on Record Dec 2006 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $415,000Dec 2005 | $13,0202024 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3,186 sqft · Built 2002 · 0.219 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $495,000Aug 2021 | $13,9882024 | Amount on Record Jun 2003 | 2 Names on Record | Assessor + 1 DocumentUpdated Aug 2026 |
0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $349,000Feb 2023 | $10,7022024 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated 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 — less than 1 in 10,000 per year |
| Exposure | Direct 1 of 5 cells directly exposed · 1 adjoin burnable vegetation |