Suffolk County, Babylon Town and Riverhead Town property records for 47 addresses on Washington Ave, Deer Park, NY · Last verified October 2026
| Properties | 47 |
|---|---|
| Median Sale Price | $465,000 |
| Deeds and Mortgages on File | 62 |
| Median Price per Sqft | $264 |
| Owner Occupied | 83% |
| Median Annual Tax Bill | $11,170 |
| Median Year Built | 1973 |
| Median Ownership Tenure | 7 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
10 Washington Ave |
2 ba · 2,537 sqft built 1995 · 0.185 acres | $670,000 Jul 2025 | $11,868 2024 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
12 Washington Ave |
2 ba · 1,950 sqft built 1974 · 0.154 acres | $272,000 Feb 2004 | $14,172 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
19 Washington Ave |
1 ba · 1,075 sqft built 1978 · 0.103 acres | $465,000 Feb 2025 | $8,427 2024 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
22 Washington Ave |
2 ba · 1,584 sqft built 1954 · 0.103 acres | — Sep 2010 | $5,379 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
24 Washington Ave |
1 ba · 1,000 sqft built 1979 · 0.18 acres | $2,585 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
25 Washington Ave |
1.5 ba · 1,378 sqft built 1974 · 0.206 acres | — Jan 2014 | $11,984 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
26 Washington Ave |
2 ba · 1,648 sqft built 1974 · 0.103 acres | $545,000 Oct 2021 | $12,653 2024 | Assessor + 3 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
29 Washington Ave |
2 ba · 1,806 sqft 0.206 acres | $260,000 Nov 2024 | $10,074 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
31 Washington Ave |
1 ba · 1,380 sqft 0.103 acres | $10,051 2024 | Assessor + 2 Documents Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
32 Washington Ave |
1 ba · 1,083 sqft built 1958 · 0.154 acres | $490,000 Jun 2023 | $9,062 2024 | Assessor + 3 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
33 Washington Ave |
1 ba · 2,108 sqft built 1981 · 0.103 acres | $443,000 May 2020 | $11,203 2024 | Assessor + 4 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
44 Washington Ave |
3.5 ba · 1,214 sqft built 1953 · 0.154 acres | $508,000 Nov 2022 | $12,591 2024 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
46 Washington Ave |
2 ba · 1,440 sqft built 1961 · 0.154 acres | $133,000 Jul 1998 | $10,643 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
50 Washington Ave |
3 ba · 2,240 sqft built 1976 · 0.154 acres | $12,445 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
51 Washington Ave |
2 ba · 1,900 sqft built 1963 · 0.206 acres | $106,000 Apr 1997 | $12,159 2024 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
65 Washington Ave |
2 ba · 2,099 sqft built 1976 · 0.103 acres | $213,552 Aug 2019 | $10,666 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
66 Washington Ave |
1 ba · 1,305 sqft built 1987 · 0.206 acres | $9,843 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
74 Washington Ave |
3 ba · 2,184 sqft built 2000 · 0.154 acres | $225,000 Dec 2000 | $16,762 2024 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
75 Washington Ave |
1.5 ba · 1,874 sqft built 1976 · 0.206 acres | $459,500 Apr 2020 | $11,170 2024 | Assessor + 5 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
82 Washington Ave |
3 ba · 2,184 sqft built 2000 · 0.154 acres | $225,000 Jan 2001 | $12,149 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
86 Washington Ave |
3 ba · 2,184 sqft built 2000 · 0.206 acres | $230,000 Dec 2000 | $16,473 2024 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
89 Washington Ave |
2 ba · 1,900 sqft built 1963 · 0.206 acres | $10,535 2024 | Assessor + 5 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
91 Washington Ave |
4 bd · 2 ba · 2,100 sqft built 1879 · 0.38 acres | $442,000 Jul 2015 | $12,530 2024 | Assessor Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
92 Washington Ave |
2 ba · 1,344 sqft built 1954 · 0.103 acres | $485,000 Jul 2025 | $9,053 2024 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
95 Washington Ave |
2 bd · 1.5 ba · 1,326 sqft built 1937 · 0.25 acres | $60,000 Dec 2000 | $7,326 2024 | Assessor Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
96 Washington Ave |
3 bd · 2.5 ba · 2,523 sqft built 1988 · 0.38 acres | $349,000 Jan 2013 | $10,893 2024 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
98 Washington Ave |
2 ba · 1,487 sqft built 1952 · 0.206 acres | $525,000 Nov 2023 | $9,655 2024 | Assessor + 5 Documents Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
99 Washington Ave |
2 bd · 1 ba · 1,814 sqft built 1935 · 0.25 acres | $350,000 Jul 2022 | $6,404 2024 | Assessor + 1 Document Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
102 Washington Ave |
1.5 ba · 1,794 sqft built 1972 · 0.229 acres | $9,163 2024 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
104 Washington Ave |
1 ba · 1,372 sqft built 1990 · 0.103 acres | $215,000 Apr 2017 | $9,260 2024 | Assessor + 2 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
108 Washington Ave |
1.5 ba · 2,014 sqft built 1972 · 0.206 acres | $9,031 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
116 Washington Ave |
2.5 ba · 2,535 sqft built 1977 · 0.258 acres | $389,000 Oct 2017 | $14,568 2024 | Assessor + 4 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
120 Washington Ave |
2 ba · 2,064 sqft built 1991 · 0.361 acres | $380,000 Mar 2009 | $12,460 2024 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
128 Washington Ave |
1 ba · 1,000 sqft built 1971 · 0.103 acres | $7,998 2024 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
130 Washington Ave |
2.5 ba · 1,965 sqft built 1977 · 0.154 acres | $12,280 2024 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
133 Washington Ave |
3 ba · 2,313 sqft built 1972 · 0.309 acres | $300,000 Sep 2022 | $11,500 2024 | Assessor + 3 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
135 Washington Ave |
1.5 ba · 1,794 sqft built 1972 · 0.171 acres | $210,000 Oct 2017 | $12,624 2024 | Assessor + 3 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
137 Washington Ave |
2 ba · 1,771 sqft built 1972 · 0.171 acres | $30,000 Jul 2024 | $11,665 2024 | Assessor + 2 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
141 Washington Ave |
2 ba · 1,771 sqft built 1972 · 0.171 acres | $10,386 2024 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
143 Washington Ave |
1.5 ba · 1,378 sqft built 1973 · 0.206 acres | $12,752 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
149 Washington Ave |
2 ba · 1,993 sqft built 1994 · 0.154 acres | $11,029 2024 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
151 Washington Ave |
2 ba · 2,133 sqft built 1987 · 0.206 acres | $428,000 Feb 2021 | $14,333 2024 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
153 Washington Ave |
1.5 ba · 1,949 sqft built 1969 · 0.206 acres | $520,000 Apr 2023 | $11,796 2024 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
166 Washington Ave |
1.5 ba · 1,788 sqft built 1965 · 0.231 acres | $11,566 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
191 Washington Ave |
0.459 acres | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
220 Washington Ave |
11.1 acres | $5,474,900 Aug 2019 | Assessor + 2 Documents Updated Mar 2024 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
226 Washington Ave |
3 ba · 1,848 sqft built 1963 · 0.218 acres | $168,000 Feb 2001 | $9,887 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |