Suffolk County and Brookhaven Town property records for 9 addresses on Deer Ave, Middle Island, NY · Last verified October 2026
| Properties | 9 |
|---|---|
| Median Sale Price | $255,000 |
| Deeds and Mortgages on File | 12 |
| Median Price per Sqft | $203 |
| Owner Occupied | 89% |
| Median Annual Tax Bill | $7,882 |
| Median Year Built | 1952 |
| Median Ownership Tenure | 9 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
6 Deer Ave |
4 bd · 1 ba · 1,972 sqft built 1968 · 0.35 acres | $9,805 2024 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
7 Deer Ave |
3 bd · 1 ba · 984 sqft built 1952 · 1.66 acres | $5,348 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
10 Deer Ave |
2 bd · 1 ba · 1,252 sqft built 1960 · 0.35 acres | $255,000 Feb 2017 | $7,882 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
14 Deer Ave |
0.519 acres | $148,500 Feb 2018 | $12,564 2024 | Assessor + 6 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
18 Deer Ave |
3 bd · 1 ba · 1,114 sqft built 1950 · 0.519 acres | $98,750 Feb 2018 | $6,609 2024 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
19 Deer Ave |
2 bd · 1 ba · 570 sqft built 1945 · 0.5 acres | $540,000 Sep 2025 | $5,631 2024 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
21 Deer Ave |
2 bd · 1 ba · 832 sqft built 1945 · 0.25 acres | $60,000 Aug 2005 | $2,117 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
22 Deer Ave |
0.43 acres | $320,000 May 2017 | $12,020 2024 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
26 Deer Ave |
0.43 acres | $320,000 Dec 2016 | Assessor Updated Sep 2026 | Owner on File |