Hackettstown Town is in Warren County, New Jersey. Its tax roll lists 163 blocks and 2,994 lots.
163 blocks · Warren County
The median assessed value in Hackettstown Town is $273,200. 88 sales were recorded in the last 12 months, not counting nominal transfers, at a median price of $510,000. The most recent sale on record was 72 Lawrence Dr, Hackettstown, NJ 07840, for $460,000 on Oct 19, 2026. 5 foreclosure cases are open.