Suffolk County and Islip Town property records for 49 addresses on Haynes Ave, West Islip, NY · Last verified October 2026
| Properties | 49 |
|---|---|
| Median Sale Price | $650,000 |
| Deeds and Mortgages on File | 42 |
| Average Living Area | 1,846 sq ft |
| Owner Occupied | 90% |
| Median Annual Tax Bill | $12,206 |
| Median Year Built | 1957 |
| Median Ownership Tenure | 10 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
4 Haynes Ave |
0.3 acres | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
8 Haynes Ave |
1,621 sqft built 1957 · 0.25 acres | $438,000 Dec 2018 | $12,761 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
9 Haynes Ave |
1,586 sqft built 1960 · 0.319 acres | $12,206 2024 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
12 Haynes Ave |
0.25 acres | $362,500 May 2011 | $12,424 2024 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
16 Haynes Ave |
3,578 sqft built 1990 · 0.25 acres | $17,755 2024 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
20 Haynes Ave |
0.25 acres | $612,000 Apr 2025 | $8,412 2024 | Assessor + 2 Documents Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
24 Haynes Ave |
0.25 acres | $615,000 Feb 2026 | $10,542 2024 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
27 Haynes Ave |
1,222 sqft built 1960 · 0.339 acres | — Jan 2019 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
28 Haynes Ave |
0.25 acres | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
31 Haynes Ave |
0.3 acres | $350,000 Jul 2016 | $12,900 2024 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
32 Haynes Ave |
0.25 acres | $12,469 2024 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
36 Haynes Ave |
952 sqft built 1957 · 0.25 acres | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
40 Haynes Ave |
1,112 sqft built 1960 · 0.25 acres | $8,773 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
41 Haynes Ave |
0.41 acres | $375,000 Apr 2014 | $13,052 2024 | Assessor + 3 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
44 Haynes Ave |
0.25 acres | $650,000 Nov 2022 | $13,163 2024 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
47 Haynes Ave |
0.369 acres | $525,230 Apr 2007 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
48 Haynes Ave |
0.25 acres | $100,000 Oct 2000 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
59 Haynes Ave |
0.31 acres | $365,000 Oct 2007 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
62 Haynes Ave |
0.25 acres | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
63 Haynes Ave |
1,794 sqft built 1952 · 0.3 acres | $310,000 Dec 2018 | $11,041 2024 | Assessor + 3 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
66 Haynes Ave |
0.25 acres | $650,000 Nov 2022 | $16,868 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
67 Haynes Ave |
0.28 acres | $10,444 2024 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
70 Haynes Ave |
0.169 acres | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
71 Haynes Ave |
0.25 acres | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
74 Haynes Ave |
2,322 sqft built 1958 · 0.339 acres | $483,000 Mar 2016 | $14,953 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
78 Haynes Ave |
0.25 acres | $497,000 Jul 2010 | $14,564 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
83 Haynes Ave |
0.319 acres | $210,000 Dec 2012 | $11,151 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
84 Haynes Ave |
0.25 acres | $1,036,884 Oct 2024 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
87 Haynes Ave |
0.289 acres | $255,000 Feb 2014 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
90 Haynes Ave |
0.369 acres | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
91 Haynes Ave |
0.269 acres | $10,929 2024 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
94 Haynes Ave |
1,790 sqft built 1958 · 0.25 acres | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
97 Haynes Ave |
0.41 acres | $4,950 2024 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
98 Haynes Ave |
3,060 sqft built 1955 · 0.25 acres | $495,000 Oct 2017 | $15,951 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
102 Haynes Ave |
0.289 acres | $675,000 Aug 2022 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
105 Haynes Ave |
2,246 sqft built 1957 · 0.26 acres | $650,000 Jan 2022 | $13,039 2024 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
106 Haynes Ave |
0.26 acres | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
111 Haynes Ave |
0.289 acres | $450,000 Apr 2004 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
112 Haynes Ave |
0.25 acres | $364,000 Jan 2004 | $11,304 2024 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
115 Haynes Ave |
1,693 sqft built 1957 · 0.25 acres | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
116 Haynes Ave |
1,557 sqft built 1956 · 0.25 acres | $312,000 May 2017 | $11,069 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
119 Haynes Ave |
0.25 acres | $355,650 Jul 2013 | $12,108 2024 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
120 Haynes Ave |
0.25 acres | $143,000 Sep 1994 | $11,220 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
123 Haynes Ave |
0.25 acres | $150,000 Jun 1999 | $10,166 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
124 Haynes Ave |
0.25 acres | $578,984 Jun 2023 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
127 Haynes Ave |
1,321 sqft built 1957 · 0.28 acres | $371,000 Sep 2017 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
128 Haynes Ave |
0.51 acres | $13,177 2024 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
135 Haynes Ave |
0.43 acres | $270,000 Nov 2002 | $10,777 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
140 Haynes Ave |
0.319 acres | Assessor Updated Aug 2026 | Owner on File Owner Occupied |