Nassau County and North Hempstead Town property records for 35 addresses on William St, New Hyde Park, NY · Last verified October 2026
| Properties | 35 |
|---|---|
| Median Sale Price | $835,330 |
| Deeds and Mortgages on File | 31 |
| Median Price per Sqft | $487 |
| Owner Occupied | 94% |
| Median Annual Tax Bill | $12,180 |
| Median Year Built | 1943 |
| Median Ownership Tenure | 13 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
2 ba · 1,584 sqft · built 1943 · 0.14 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $723,000Dec 2018 | $12,7462025 | —Apr 2008 | 2 Owners on Record Owner Occupied | Assessor + 3 DocumentsUpdated Oct 2026 |
2.5 ba · 1,972 sqft · built 1943 · 0.144 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,177,700May 2025 | $14,5172025 | Amount on Record Apr 2016 | Owner on Record | AssessorUpdated Oct 2026 |
1.5 ba · 2,052 sqft · built 1943 · 0.117 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $200,000Oct 1994 | $13,7112025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1 ba · 1,478 sqft · built 1943 · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $835,330Feb 2026 | $12,1802025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2 ba · 1,548 sqft · built 1943 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500,000Apr 2005 | $13,2672025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,378 sqft · built 1943 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $209,000Jan 1997 | $10,5182025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3 ba · 2,073 sqft · built 1943 · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $208,000Sep 1996 | $15,8752025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 3.5 ba · 2,612 sqft · built 2017 · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,160,000Dec 2023 | $20,0272025 | Amount on Record Sep 2016 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
2 ba · 1,548 sqft · built 1943 · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,1092025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
3 bd · 2 ba · 1,226 sqft · built 1943 · 0.091 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $440,000Dec 2011 | $10,5182025 | Amount on Record Oct 1996 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
1 ba · 1,378 sqft · built 1943 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —May 2005 | $12,8992025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,211 sqft · built 1943 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,5252025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
1.5 ba · 1,328 sqft · built 1943 · 0.123 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $689,000Nov 2019 | $15,1292025 | —Mar 2015 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
1 ba · 1,211 sqft · built 1943 · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $300,000Aug 2000 | $10,4312025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 2,030 sqft · built 1941 · 0.117 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $329,000Dec 2001 | $15,3072025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
3.5 ba · 1,968 sqft · built 1943 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $220,000Jul 1998 | $14,4102025 | —Jul 1998 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,531 sqft · built 1943 · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,6162025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,211 sqft · built 1943 · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $7,9842025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,476 sqft · built 1943 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,8432025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 2,140 sqft · built 1943 · 0.091 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Oct 2019 | $13,1652025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
3 ba · 1,932 sqft · built 1943 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $450,000Nov 2008 | $13,9072025 | —Aug 2006 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
3 bd · 3 ba · 1,968 sqft · built 1943 · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $836,000Jul 2018 | $15,2392025 | Amount on Record Dec 2016 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
2 ba · 1,674 sqft · built 1943 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $450,000Mar 2013 | $12,1802025 | —Jan 1997 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
1 ba · 1,288 sqft · built 1943 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Nov 2003 | $7,8552025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,378 sqft · built 1943 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $670,000Jun 2021 | $11,7412025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
1 ba · 1,378 sqft · built 1943 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,3672025 | Owner on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,508 sqft · built 1943 · 0.15 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $735,000May 2021 | $12,2222025 | Amount on Record Jul 1996 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
1.5 ba · 1,272 sqft · built 1943 · 0.158 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,5902025 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 ba · 2,127 sqft · built 1942 · 0.128 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $625,000Oct 2018 | $13,4462025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Oct 2026 |
2 ba · 2,196 sqft · built 1943 · 0.201 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,6072025 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,240 sqft · built 1953 · 0.075 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,4162025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,240 sqft · built 1950 · 0.075 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $560,000Oct 2019 | $10,5512025 | —Mar 2000 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |
1 ba · 1,240 sqft · built 1950 · 0.075 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Jan 2006 | $7,1702025 | Owner on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,434 sqft · built 1955 · 0.075 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $260,000Mar 2000 | $9,7282025 | 2 Owners on Record Owner Occupied | Assessor + 2 DocumentsUpdated Oct 2026 |
2 ba · 1,862 sqft · built 1953 · 0.112 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $870,000Jan 2026 | $9,6452025 | 2 Owners on Record | Assessor + 4 DocumentsUpdated Oct 2026 |