Suffolk County and Islip Town property records for 17 addresses on Helen St, Holbrook, NY · Last verified August 2026
| Properties | 17 |
|---|---|
| Median Sale Price | $336,000 |
| Deeds and Mortgages on File | 17 |
| Average Living Area | 2,838 sq ft |
| Owner Occupied | 82% |
| Median Annual Tax Bill | $9,838 |
| Average Year Built | 1967 |
| Median Ownership Tenure | 17 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
145 Helen St |
0.18 acres | $145,000 Dec 1998 | $8,301 2024 | Assessor + 5 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
148 Helen St |
0.18 acres | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
158 Helen St |
0.18 acres | $336,000 Mar 2017 | $9,042 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
169 Helen St |
2,838 sqft built 1967 · 0.5 acres | $354,000 Mar 2016 | $11,440 2024 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
170 Helen St |
0.25 acres | — May 1998 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
173 Helen St |
0.089 acres | $339,000 Mar 2004 | Assessor Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
178 Helen St |
0.2 acres | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
180 Helen St |
0.089 acres | $11,000 Dec 1999 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
181 Helen St |
0.18 acres | $125,000 Aug 1994 | $9,838 2024 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
186 Helen St |
0.13 acres | $7,858 2024 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
187 Helen St |
0.18 acres | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
194 Helen St |
0.16 acres | $657,000 Sep 2025 | $10,609 2024 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
201 Helen St |
0.18 acres | $10,000 Oct 2022 | $10,584 2024 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
202 Helen St |
0.16 acres | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
204 Helen St |
0.089 acres | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
205 Helen St |
0.18 acres | $50,000 Sep 2023 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
212 Helen St |
0.13 acres | $233,200 Jun 2009 | $5,946 2024 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |