Suffolk County, Southampton Town and Islip Town property records for 20 addresses on Madison St, West Islip, NY · Last verified August 2026
| Properties | 20 |
|---|---|
| Median Sale Price | $409,800 |
| Deeds and Mortgages on File | 25 |
| Median Price per Sqft | $266 |
| Owner Occupied | 45% |
| Median Annual Tax Bill | $3,260 |
| Median Year Built | 1992 |
| Median Ownership Tenure | 10 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $314,000Nov 2012 | $10,0532024 | Amount on Record Jul 1999 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.18 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $164,000Dec 1998 | $10,0112024 | 2 Owners on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 2 Owners on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 2 ba · 3,136 sqft · built 1991 · 0.539 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Nov 1995 | $2,6582024 | Amount on Record Feb 1994 | Owner on Record | Assessor + 3 DocumentsUpdated Aug 2026 |
5 bd · 2 ba · 3,889 sqft · built 2006 · 0.73 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,250,000Feb 2006 | $5,7172024 | —Jan 2006 | Owner on Record | Assessor + 1 DocumentUpdated Aug 2026 |
0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $370,000Mar 2016 | Amount on Record Feb 2010 | 2 Owners on Record Owner Occupied | AssessorUpdated Aug 2026 |
0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $300,000Oct 2016 | $8,4102024 | Amount on Record Feb 1998 | 2 Owners on Record Owner Occupied | Assessor + 5 DocumentsUpdated Aug 2026 |
0.769 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,9492024 | Owner on Record | AssessorUpdated Aug 2026 |
2,188 sqft · built 1985 · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $510,000Oct 2020 | $13,1032024 | Amount on Record Sep 2018 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
0.289 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| Owner on Record Owner Occupied | AssessorUpdated Aug 2026 |
6 bd · 1 ba · 5,507 sqft · built 2021 · 0.919 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,3192024 | Owner on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 1,338 sqft · built 1995 · 0.589 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $350,000Jul 2002 | $3,2602024 | Owner on Record | Assessor + 3 DocumentsUpdated Aug 2026 |
8 bd · 2 ba · 4,712 sqft · built 2017 · 0.71 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,750,000Nov 2022 | $12,3752024 | Amount on Record Sep 2014 | 2 Owners on Record | Assessor + 1 DocumentUpdated Aug 2026 |
4 bd · 3 ba · 2,861 sqft · built 1991 · 0.55 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,4002024 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
5 bd · 3,692 sqft · built 2022 · 0.519 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $362,500Feb 2020 | Owner on Record | Assessor + 2 DocumentsUpdated Aug 2026 |
3 bd · 2 ba · 1,538 sqft · built 1989 · 0.919 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $409,800Feb 2026 | $2,8232024 | Amount on Record May 2005 | Owner on Record | Assessor + 1 DocumentUpdated Aug 2026 |
2 bd · 1 ba · 1,113 sqft · built 1986 · 0.469 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,0972024 | Owner on Record Owner Occupied | AssessorUpdated Aug 2026 |
3 bd · 2 ba · 1,546 sqft · built 1992 · 0.46 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $2,6182024 | 2 Owners on Record | AssessorUpdated Aug 2026 |
1 bd · 1 ba · 1,632 sqft · built 1981 · 0.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,4642024 | Owner on Record | AssessorUpdated Aug 2026 |
3 bd · 2 ba · 3,423 sqft · built 2007 · 0.38 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000Oct 2005 | $3,0112024 | 2 Owners on Record | Assessor + 2 DocumentsUpdated Aug 2026 |