Nassau County and Oyster Bay Town property records for 4 addresses on Avon Ct, Syosset, NY · Last verified October 2026
| Properties | 4 |
|---|---|
| Median Sale Price | $400,000 |
| Deeds and Mortgages on File | 8 |
| Median Price per Sqft | $263 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $21,411 |
| Median Year Built | 1955 |
| Median Ownership Tenure | 8 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
3.5 ba · 1,671 sqft · built 1955 · 0.305 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $220,000Apr 1996 | $20,5272025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,518 sqft · built 1957 · 0.26 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $400,000Sep 2018 | $112022 | —May 2018 | Owner on Record Owner Occupied | Assessor + 4 DocumentsUpdated Oct 2026 |
2.5 ba · 1,885 sqft · built 1955 · 0.232 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $21,4112025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
5 bd · 3.5 ba · 3,293 sqft · built 1954 · 0.303 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,075,890Feb 2018 | $26,2422025 | Owner on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |