Westchester County and Ossining Town property records for 39 addresses on William St, Ossining, NY · Last verified August 2026
| Properties | 39 |
|---|---|
| Median Sale Price | $425,000 |
| Deeds and Mortgages on File | 27 |
| Median Price per Sqft | $233 |
| Owner Occupied | 67% |
| Median Annual Tax Bill | $10,272 |
| Median Year Built | 1890 |
| Median Ownership Tenure | 14 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
2 bd · 1 ba · 992 sqft · 0.05 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $240,000Jun 2007 | Amount on Record Jun 2006 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
0.069 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $45,000Nov 2023 | $8,8902025 | 1 Name on Record | Assessor + 2 DocumentsUpdated May 2026 |
3 bd · 2 ba · 1,400 sqft · 0.06 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $327,000Feb 2026 | $7,4902025 | Amount on Record Dec 2022 | 1 Name on Record | Assessor + 1 DocumentUpdated Jun 2026 |
5 bd · 3 ba · 2,268 sqft · 0.06 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $505,000Sep 2005 | $9,1132025 | Amount on Record Feb 2003 | 2 Names on Record Owner Occupied | AssessorUpdated May 2026 |
3 bd · 3 ba · 1,332 sqft · 0.069 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,4122025 | 1 Name on Record | AssessorUpdated May 2026 |
0.21 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,500,000Dec 2023 | $14,1562025 | Amount on Record Sep 2005 | 1 Name on Record | Assessor + 2 DocumentsUpdated May 2026 |
7 bd · 3 ba · 2,772 sqft · 0.089 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $220,000May 2007 | $8,3122025 | Amount on Record Dec 2001 | 1 Name on Record Owner Occupied | AssessorUpdated May 2026 |
3 bd · 1.5 ba · 1,176 sqft · 0.06 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $175,875Nov 2014 | $20,5682025 | Amount on Record Oct 2002 | 1 Name on Record Owner Occupied | AssessorUpdated May 2026 |
0.039 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $106,001Jun 1997 | $11,4702025 | 2 Names on Record | AssessorUpdated May 2026 |
2 bd · 2 ba · 2,278 sqft · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $500,000Jan 2026 | $12,3172025 | 2 Names on Record | Assessor + 1 DocumentUpdated May 2026 |
0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $250,000May 2000 | $12,5512025 | Amount on Record Apr 1996 | 1 Name on Record | AssessorUpdated May 2026 |
3 bd · 1 ba · 1,458 sqft · 0.08 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $281,761Oct 2016 | $7,3602025 | Amount on Record Oct 1999 | 1 Name on Record | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 1 ba · 1,650 sqft · 0.08 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $300,000Jun 2022 | $10,4182025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
3 bd · 1 ba · 1,168 sqft · 0.05 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,3162025 | 2 Names on Record Owner Occupied | AssessorUpdated May 2026 |
7 bd · 3 ba · 2,224 sqft · 0.13 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000Jul 2026 | $4,7032025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Aug 2026 |
3 bd · 3.5 ba · 1,678 sqft · 0.15 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $545,000Mar 2007 | $9,0062025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
3 bd · 2 ba · 1,568 sqft · 0.089 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $50,000Apr 1997 | $7,9162025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
4 bd · 2 ba · 2,244 sqft · 0.16 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $355,000Apr 2021 | $10,8982025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
5 bd · 1.5 ba · 1,688 sqft · 0.08 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $425,000Oct 2025 | $12,8772025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
4 bd · 1 ba · 1,938 sqft · 0.089 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $535,000Apr 2022 | $10,2722025 | Amount on Record Jun 2008 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
5 bd · 2.5 ba · 2,521 sqft · 0.15 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $150,000Feb 2002 | $9,5162025 | —May 2000 | 2 Names on Record Owner Occupied | AssessorUpdated May 2026 |
5 bd · 2.5 ba · 2,444 sqft · 0.08 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $385,000Feb 2021 | $10,6522025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
3 bd · 1 ba · 1,132 sqft · 0.03 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $100,000Jun 2009 | $7,4732025 | Amount on Record Aug 2008 | 1 Name on Record | AssessorUpdated May 2026 |
3 bd · 1 ba · 1,132 sqft · 0.03 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $4,0112025 | 1 Name on Record Owner Occupied | AssessorUpdated May 2026 |
3 bd · 1 ba · 1,408 sqft · 0.08 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,2182025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
2 bd · 1 ba · 1,128 sqft · 0.039 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $219,000May 2008 | $8,4142025 | Amount on Record Oct 2007 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
6 bd · 3 ba · 2,868 sqft · 0.13 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $95,000Oct 1996 | $9,2982025 | 2 Names on Record Owner Occupied | AssessorUpdated May 2026 |
3 bd · 1 ba · 1,397 sqft · 0.089 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $8,5812025 | 1 Name on Record Owner Occupied | AssessorUpdated May 2026 |
4 bd · 2 ba · 1,838 sqft · 0.339 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $560,000Jun 2019 | $14,0422025 | Amount on Record Jul 2017 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated May 2026 |
3 bd · 1 ba · 1,500 sqft · 0.06 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,9882025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated Jul 2026 |
5 bd · 1 ba · 1,500 sqft · 0.06 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $71,100Apr 1996 | $7,8572025 | 1 Name on Record Owner Occupied | Assessor + 3 DocumentsUpdated May 2026 |
7 bd · 3 ba · 2,120 sqft · 0.28 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $16,8772025 | 2 Names on Record Owner Occupied | AssessorUpdated May 2026 |
8 bd · 4 ba · 2,868 sqft · 0.13 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $103,000Jul 2012 | $9,7762025 | Amount on Record May 2012 | 1 Name on Record | AssessorUpdated May 2026 |
3 bd · 1 ba · 1,448 sqft · 0.119 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $290,000Aug 2015 | $8,2382025 | 2 Names on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
5 bd · 3 ba · 3,056 sqft · 0.239 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $15,5882025 | 1 Name on Record | AssessorUpdated May 2026 |
5 bd · 2.5 ba · 1,612 sqft · 0.1 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $13,5072025 | 1 Name on Record Owner Occupied | AssessorUpdated May 2026 |
6 bd · 3 ba · 1,856 sqft · 0.169 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $144,700Nov 2010 | $13,2162025 | 1 Name on Record | AssessorUpdated May 2026 |
3 bd · 2 ba · 1,236 sqft · 0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $350,000Apr 2008 | $12,2622025 | 2 Names on Record Owner Occupied | AssessorUpdated May 2026 |
6 bd · 3.5 ba · 4,450 sqft · 0.269 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $11,1242025 | 2 Names on Record | AssessorUpdated May 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 of burnable land |