Nassau County and Oyster Bay Town property records for 26 addresses on Greenvale Ln, Syosset, NY · Last verified October 2026
| Properties | 26 |
|---|---|
| Median Sale Price | $889,000 |
| Deeds and Mortgages on File | 22 |
| Median Price per Sqft | $550 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $19,276 |
| Median Year Built | 1954 |
| Median Ownership Tenure | 16 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
2.5 ba · 1,791 sqft · built 1955 · 0.202 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $253,000Aug 1996 | $19,4992025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,754 sqft · built 1955 · 0.184 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $789,000Oct 2018 | $19,4052025 | Amount on Record Nov 1998 | 2 Owners on Record Owner Occupied | Assessor + 4 DocumentsUpdated Oct 2026 |
2.5 ba · 1,761 sqft · built 1955 · 0.158 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $19,0332025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 1,500 sqft · built 1955 · 0.191 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $17,5172025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,985 sqft · built 1954 · 0.173 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $965,000Jun 2024 | $19,2762025 | Amount on Record May 1999 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
2.5 ba · 1,791 sqft · built 1953 · 0.213 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $277,500Jun 1994 | $19,0562025 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
2.5 ba · 2,118 sqft · built 1954 · 0.203 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $305,000Aug 1999 | $20,0642025 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
2.5 ba · 1,953 sqft · built 1955 · 0.183 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $408,000Aug 2000 | $19,5932025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
3.5 ba · 2,053 sqft · built 1954 · 0.183 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $336,000Sep 1996 | $20,5352025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 1,791 sqft · built 1955 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $20,2912026 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
2.5 ba · 2,024 sqft · built 1954 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $242,000Oct 1997 | $19,4362025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 1,808 sqft · built 1954 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $18,3342025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 ba · 1,941 sqft · built 1955 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $490,000May 2010 | $19,3422025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
2.5 ba · 2,237 sqft · built 1955 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $384,500Sep 2000 | $22,1962025 | Amount on Record Nov 1995 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
2 ba · 1,749 sqft · built 1954 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $516,000Nov 2007 | $20,2212025 | Amount on Record Oct 2001 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
1 ba · 1,068 sqft · built 1954 · 0.174 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,6242025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 2,146 sqft · built 1953 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,000Aug 2022 | $22,7152025 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |
2.5 ba · 1,715 sqft · built 1953 · 0.178 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $620,000Aug 2018 | $18,9652025 | Amount on Record May 2017 | 2 Owners on Record Owner Occupied | Assessor + 3 DocumentsUpdated Oct 2026 |
1 ba · 1,062 sqft · built 1954 · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $889,000Oct 2024 | $16,4862025 | Amount on Record Mar 1999 | 2 Owners on Record Owner Occupied | AssessorUpdated Oct 2026 |
4 ba · 2,904 sqft · built 2023 · 0.172 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,600,000Mar 2024 | $10,9412025 | Amount on Record Oct 2021 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |
2 ba · 1,334 sqft · built 1954 · 0.161 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $235,000Sep 1998 | $16,0422025 | —Sep 1998 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 1 ba · 1,086 sqft · built 1953 · 0.186 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $680,000Dec 2020 | $14,8832025 | Amount on Record Feb 2015 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
1 ba · 1,062 sqft · built 1954 · 0.188 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000May 2026 | $19,6742026 | Owner on Record Owner Occupied | Assessor + 2 DocumentsUpdated Aug 2026 |
2 ba · 2,060 sqft · built 1953 · 0.156 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $213,000Apr 1998 | $17,6112025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
2 ba · 2,058 sqft · built 1954 · 0.232 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $16,7012025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
4 ba · 3,359 sqft · built 2019 · 0.228 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,104,400Mar 2020 | $20,4412025 | Amount on Record Aug 2018 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |