Bergen County and Old Tappan Borough property records for 8 addresses on Williams Ave, Old Tappan, NJ · Last verified July 2026
| Properties | 8 |
|---|---|
| Median Sale Price | $800,000 |
| Deeds and Mortgages on File | 3 |
| Median Price per Sqft | $238 |
| Owner Occupied | 100% |
| Median Annual Tax Bill | $9,956 |
| Median Year Built | 1957 |
| Median Ownership Tenure | 21 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
4,074 sqft · built 2003 · 0.344 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $970,000Mar 2005 | $22,2452025 | Amount on Record Nov 2001 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,584 sqft · built 1942 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $173,000Jan 1994 | $7,9342025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jul 2026 |
528 sqft · built 1922 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $800,000Apr 2025 | $6,4702025 | Amount on Record Nov 2014 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
1,303 sqft · built 1922 · 0.229 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $9,9562025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,548 sqft · built 1962 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $165,900Oct 1994 | $9,2602025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jul 2026 |
1,056 sqft · built 1937 · 0.114 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $6,8502025 | Owner on Record Owner Occupied | AssessorUpdated Jul 2026 |
2,940 sqft · built 2000 · 0.229 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $815,000Aug 2021 | $16,9332025 | Amount on Record Jul 2006 | 2 Owners on Record Owner Occupied | Assessor + 1 DocumentUpdated Jul 2026 |
2,284 sqft · built 1957 · 0.289 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $163,350Aug 1994 | $13,6352025 | 2 Owners on Record Owner Occupied | AssessorUpdated Jul 2026 |