Warren County and Mansfield Township property records for 2 addresses on O'Brian Rd, Hackettstown, NJ · Last verified July 2026
| Properties | 2 |
|---|---|
| Latest Sale | $356,800 (Apr 2021) |
| Deeds and Mortgages on File | 2 |
| Average Living Area | 2,160 sq ft |
| Average Year Built | 1750 |
| Average Ownership Tenure | 14 years |
Owner names and prior sale amounts shown locked below are available instantly with a free trial.
95.9 acres
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $356,800Apr 2021 | $9,5272025 | Amount on Record Dec 1999 | 1 Name on Record | Assessor + 2 DocumentsUpdated Jul 2026 |
2,160 sqft · Built 1750 · 3 acres · Garage
| Last Sale | Tax Bill | Prior Sale | Owner | Records |
|---|---|---|---|---|
| $625,000Jan 2003 | $15,4382025 | Amount on Record Oct 2002 | 1 Name on Record | AssessorUpdated Jul 2026 |