Suffolk County and Islip Town property records for 39 addresses on Franklin St, Islip, NY · Last verified August 2026
| Properties | 39 |
|---|---|
| Median Sale Price | $493,123 |
| Deeds and Mortgages on File | 60 |
| Average Living Area | 1,384 sq ft |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $11,478 |
| Median Year Built | 1958 |
| Median Ownership Tenure | 9 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
0.269 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $357,000Jul 2004 | Amount on Record Nov 2002 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
2,042 sqft · Built 1960 · 0.3 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $475,000Mar 2021 | $12,6762024 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $155,000Aug 1996 | $13,0302024 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $257,500Mar 2016 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $200,000Sep 2002 | $10,5652024 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,1512024 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $384,990Dec 2005 | $10,4182024 | Amount on Record May 2002 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $307,000Jan 2017 | $11,5722024 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $98,750Feb 2018 | $11,6672024 | Amount on Record Sep 2015 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $493,123Apr 2026 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $296,000May 2013 | $11,2362024 | Amount on Record Oct 2012 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $302,000Sep 2009 | $10,7232024 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $517,250Mar 2019 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $655,000Aug 2025 | $11,4782024 | Amount on Record Jul 2024 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $350,000Dec 2011 | $11,6932024 | Amount on Record Aug 2000 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $650,000Oct 2024 | Amount on Record Apr 2023 | 1 Name on Record Owner Occupied | Assessor + 4 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
918 sqft · Built 1957 · 0.169 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $272,950Feb 2018 | $11,0852024 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,4432024 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
918 sqft · Built 1957 · 0.169 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $112,500Dec 1994 | $11,8972024 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $185,000May 2018 | Amount on Record Dec 2000 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,836 sqft · Built 1958 · 0.169 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,4042024 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $239,000Jan 2003 | $12,1702024 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
1,215 sqft · Built 1958 · 0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $335,000Jun 2017 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
1,160 sqft · Built 1957 · 0.169 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $469,000Jul 2022 | Amount on Record Apr 2005 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,5982024 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500Nov 2019 | $10,5032024 | Amount on Record Sep 2015 | 2 Names on Record Owner Occupied | Assessor + 5 DocumentsUpdated Aug 2026 |
0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $290,500Dec 2019 | Amount on Record Jul 2018 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
1,810 sqft · Built 1957 · 0.189 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $120,000Apr 1998 | Amount on Record Dec 1996 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
1,285 sqft · Built 1959 · 0.169 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
1,280 sqft · Built 1961 · 0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $290,000Apr 2017 | $10,7862024 | Amount on Record May 2010 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $270,830Mar 2013 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $417,000Jun 2007 | $12,4952024 | Amount on Record Aug 2004 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
0.13 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,6532024 | 2 Names on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,0552024 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.35 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $265,000Aug 2014 | $10,1042024 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
0.289 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $260,000Sep 2018 | 1 Name on Record Owner Occupied | AssessorUpdated Aug 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |