Suffolk County, Islip Town and Southampton Town property records for 25 addresses on Sherman Ave, West Islip, NY · Last verified October 2026
| Properties | 25 |
|---|---|
| Median Sale Price | $455,000 |
| Deeds and Mortgages on File | 21 |
| Median Price per Sqft | $299 |
| Owner Occupied | 80% |
| Median Annual Tax Bill | $11,839 |
| Median Year Built | 1965 |
| Median Ownership Tenure | 12 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4 Sherman Ave |
2,018 sqft built 1988 · 0.23 acres | $740,000 Jul 2022 | $12,938 2024 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
8 Sherman Ave |
0.23 acres | $141,000 Aug 1998 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
9 Sherman Ave |
1,237 sqft built 1960 · 0.23 acres | $405,000 Dec 2020 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
15A Sherman Ave |
3 bd · 1,546 sqft built 2011 · 0.18 acres | $455,000 Mar 2017 | $6,825 2024 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
17 Sherman Ave |
2 bd · 1 ba · 840 sqft built 1991 · 0.139 acres | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
20 Sherman Ave |
1,710 sqft built 1955 · 0.18 acres | $330,000 Jun 2014 | $12,544 2024 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
25 Sherman Ave |
1,904 sqft built 1970 · 0.319 acres | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
30 Sherman Ave |
0.18 acres | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
40 Sherman Ave |
0.18 acres | $424,000 Aug 2022 | $13,103 2024 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
41 Sherman Ave |
0.23 acres | $530,000 Jan 2024 | $9,449 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
50 Sherman Ave |
0.18 acres | $132,000 Jun 1994 | Assessor Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
51 Sherman Ave |
1,872 sqft built 1970 · 0.16 acres | $560,000 Dec 2020 | $15,047 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
56 Sherman Ave |
0.18 acres | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
59 Sherman Ave |
0.16 acres | $368,000 May 2007 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
64 Sherman Ave |
0.18 acres | $240,000 Aug 2000 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
69 Sherman Ave |
0.23 acres | $430,000 Jul 2005 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
72 Sherman Ave |
1,564 sqft built 1965 · 0.18 acres | $371,000 Oct 2009 | $11,839 2024 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
79 Sherman Ave |
0.23 acres | — Aug 2012 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
82 Sherman Ave |
1,068 sqft built 1949 · 0.23 acres | $9,225 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
89 Sherman Ave |
0.18 acres | $300,000 Mar 2016 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
90 Sherman Ave |
1,820 sqft built 1956 · 0.23 acres | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
95 Sherman Ave |
0.139 acres | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
100 Sherman Ave |
20.5 acres | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
103 Sherman Ave |
0.13 acres | $8,689 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
111 Sherman Ave |
1,296 sqft built 1950 · 0.23 acres | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |