Westchester County and Mount Vernon City property records for 16 addresses on William St, Mount Vernon, NY · Last verified July 2026
| Properties | 16 |
|---|---|
| Median Sale Price | $480,000 |
| Deeds and Mortgages on File | 14 |
| Average Living Area | 27,687 sq ft |
| Owner Occupied | 56% |
| Median Annual Tax Bill | $17,198 |
| Average Year Built | 1943 |
| Median Ownership Tenure | 12 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $15,5602025 | 1 Name on Record Owner Occupied | AssessorUpdated May 2026 |
0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $480,000Dec 2007 | $17,1982025 | 2 Names on Record Owner Occupied | AssessorUpdated May 2026 |
0.619 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $15,5602025 | 1 Name on Record Owner Occupied | Assessor + 2 DocumentsUpdated May 2026 |
0.569 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $14,0862025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated May 2026 |
0.08 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $480,000Dec 2019 | $11,7932025 | Amount on Record Apr 2009 | 2 Names on Record Owner Occupied | Assessor + 3 DocumentsUpdated May 2026 |
53,424 sqft · built 1954 · 1.15 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $27,500,000Feb 2017 | $18,6732025 | Amount on Record Sep 1996 | 2 Names on Record | Assessor + 5 DocumentsUpdated Jul 2026 |
0.08 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $17,5262025 | 1 Name on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
0.069 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $19,6552025 | 1 Name on Record Owner Occupied | AssessorUpdated May 2026 |
0.069 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $200,000Aug 2006 | $18,0172025 | 2 Names on Record Owner Occupied | AssessorUpdated May 2026 |
1,950 sqft · built 1932 · 0.069 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $315,000Jul 2014 | $15,6592025 | 2 Names on Record | Assessor + 1 DocumentUpdated May 2026 |
0.069 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $102,000Sep 1995 | $16,3792025 | Amount on Record — | 2 Names on Record Owner Occupied | AssessorUpdated May 2026 |
0.139 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $250,000Mar 1995 | $24,5692025 | 1 Name on Record | AssessorUpdated May 2026 |
0.13 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $370,000Sep 2000 | $21,7852025 | 1 Name on Record | AssessorUpdated May 2026 |
0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $955,000Feb 2024 | $11,3562025 | 2 Names on Record | Assessor + 1 DocumentUpdated May 2026 |
0.11 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $24,7332025 | 2 Names on Record | AssessorUpdated May 2026 |
0.23 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $1,425,000Jan 2015 | $7,3702025 | 1 Name 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 |