Nassau County and North Hempstead Town property records for 64 addresses on William St, Williston Park, NY · Last verified August 2026
| Properties | 64 |
|---|---|
| Median Sale Price | $853,000 |
| Deeds and Mortgages on File | 56 |
| Median Price per Sqft | $514 |
| Owner Occupied | 92% |
| Median Annual Tax Bill | $12,718 |
| Median Year Built | 1949 |
| Median Ownership Tenure | 13 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4.5 ba · 3,254 sqft · 0.174 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $619,000Aug 2019 | $16,5872025 | Amount on Record Oct 2006 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 ba · 1,217 sqft · 0.091 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $10,4502025 | 1 Name on Record | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,361 sqft · 0.091 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $680,000Sep 2023 | $10,3892025 | Amount on Record Jul 2014 | 2 Names on Record | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,279 sqft · 0.091 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $610,000Mar 2021 | $9,7272025 | Amount on Record Jun 1999 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,318 sqft · 0.091 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $385,000Feb 2014 | $12,5762025 | 1 Name on Record | AssessorUpdated Jun 2026 |
1 ba · 1,092 sqft · 0.091 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $735,000Jul 2025 | $2,8322025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
1 ba · 1,217 sqft · 0.091 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $280,000Mar 2002 | $10,7912025 | Amount on Record Jan 2000 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3 ba · 1,638 sqft · 0.114 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $624,000Feb 2016 | $11,9142025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2.5 ba · 1,762 sqft · 0.091 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Feb 2003 | $11,7552025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,224 sqft · 0.114 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000Aug 2023 | $13,0792025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1 ba · 1,809 sqft · 0.091 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $440,000May 2004 | $11,5752025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,217 sqft · 0.091 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $595,000Aug 2018 | $12,5762025 | Amount on Record Jun 2005 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jun 2026 |
5,258 sqft · Built 1949 · 1 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,102 sqft · 0.141 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,3282025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,226 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $350,000Sep 2021 | $10,5922025 | Amount on Record May 2006 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
3.5 ba · 2,772 sqft · 0.114 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $575,000Dec 2017 | $14,3012025 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
2 ba · 1,462 sqft · 0.162 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,3382025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
4 bd · 3 ba · 2,240 sqft · 0.137 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $475,000Apr 2006 | $15,7052025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,722 sqft · 0.137 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $540,000Jul 2006 | $13,5792025 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Jun 2026 |
3 ba · 2,772 sqft · 0.236 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $950,000Nov 2009 | $24,0392025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2.5 ba · 2,907 sqft · 0.229 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,650,000Sep 2024 | $26,7422025 | Amount on Record Jul 2002 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
1.5 ba · 2,227 sqft · 0.229 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $949,000Jul 2014 | $17,9302025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
2 ba · 2,124 sqft · 0.175 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $935,000Aug 2022 | $13,4982025 | Amount on Record Feb 1996 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3 bd · 4 ba · 1,777 sqft · 0.142 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $325,000Sep 2001 | $17,0082025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,498 sqft · 0.16 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $647,500Nov 2006 | $11,3342025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2.5 ba · 2,592 sqft · 0.229 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $930,000Apr 2004 | $21,3582025 | Amount on Record Jul 1997 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 2,112 sqft · 0.173 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $205,000Dec 1997 | $13,8792025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
1.5 ba · 1,109 sqft · 0.128 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Aug 2012 | $10,2092025 | Amount on Record Aug 2002 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1 ba · 1,833 sqft · 0.223 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $375,000Feb 1998 | $11,6482025 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
3.5 ba · 3,370 sqft · 0.229 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $835,000Aug 2008 | $24,6762025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,582 sqft · 0.256 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $907,500Aug 2023 | $14,3192025 | Amount on Record May 2007 | 2 Names on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jun 2026 |
3 ba · 1,734 sqft · 0.229 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $16,7922025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,618 sqft · 0.179 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $275,000Jun 1999 | $11,2542025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
3.5 ba · 3,218 sqft · 0.283 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $668,500Sep 2017 | $17,0052025 | 2 Names on Record Owner Occupied | Assessor + 4 DocumentsUpdated Jun 2026 |
2 ba · 1,616 sqft · 0.114 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,4552025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,220 sqft · 0.233 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $679,000Dec 2019 | $10,9452025 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated Aug 2026 |
2 ba · 1,156 sqft · 0.146 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $520,000Jun 2012 | $10,1302025 | Amount on Record Dec 2003 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1 ba · 989 sqft · 0.229 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $449,000Jun 2010 | $11,3112025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,984 sqft · 0.174 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $250,000Jul 1998 | $14,1402025 | Amount on Record Oct 1997 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 2,100 sqft · 0.234 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,100,000Aug 2024 | $12,5802025 | 2 Names on Record Owner Occupied | AssessorUpdated Jul 2026 |
2 ba · 1,154 sqft · 0.24 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $462,000Jan 2013 | $13,0572025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
4 ba · 3,568 sqft · 0.246 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $600,000Sep 2020 | $9,9082025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1 ba · 1,154 sqft · 0.126 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $459,000Sep 2015 | $12,2752025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
3.5 ba · 2,892 sqft · 0.226 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,270,000Aug 2017 | $23,1172025 | Amount on Record Apr 2007 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
4 bd · 3 ba · 3,194 sqft · 0.252 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $560,000Apr 2016 | $18,5932025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,418 sqft · 0.143 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,5842025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 2,612 sqft · 0.199 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $16,3222025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,324 sqft · 0.171 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $455,000Aug 2013 | $10,1302025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 2,001 sqft · 0.179 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $220,000Dec 1995 | $13,6992025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,616 sqft · 0.172 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $590,000Jan 2004 | $12,4552025 | Amount on Record Dec 1999 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2 ba · 1,648 sqft · 0.179 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,6392025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 2,178 sqft · 0.172 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $650,000Feb 2011 | $14,1222025 | Amount on Record Sep 2005 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,154 sqft · 0.179 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Sep 1997 | $9,3102025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
1 ba · 1,154 sqft · 0.172 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $545,000Jan 2007 | $12,2752025 | Amount on Record Apr 2002 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,600 sqft · 0.209 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $50,000Nov 2007 | $13,7812025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
4 bd · 2.5 ba · 2,486 sqft · 0.114 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,200,000Feb 2024 | $19,7962025 | Amount on Record Aug 2008 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
4 bd · 2.5 ba · 2,720 sqft · 0.114 acres · Garage · Pool
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $430,000Jan 2014 | $15,9852025 | Amount on Record Apr 2011 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1 ba · 1,584 sqft · 0.114 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $815,000Jul 2025 | $7,8792025 | 2 Names on Record | AssessorUpdated Jul 2026 |
2 ba · 2,240 sqft · 0.179 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $12,7182025 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
2 ba · 1,914 sqft · 0.116 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $920,000Nov 2021 | $16,9372025 | Amount on Record Jun 2011 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
1.5 ba · 1,998 sqft · 0.152 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,5352025 | 1 Name on Record Owner Occupied | AssessorUpdated Jun 2026 |
1.5 ba · 1,998 sqft · 0.143 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $280,000Jun 1997 | $12,0672025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 1,299 sqft · 0.153 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $853,000Jan 2025 | $13,7202025 | 2 Names on Record | Assessor + 1 DocumentUpdated Jun 2026 |
2.5 ba · 1,883 sqft · 0.139 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| —Dec 2006 | $15,5322025 | —Sep 2006 | 2 Names on Record Owner Occupied | AssessorUpdated Jun 2026 |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |