Blairstown Twp is in Warren County, New Jersey. Its tax roll lists 105 blocks and 2,902 lots.
105 blocks · Warren County
The median assessed value in Blairstown Twp is $258,500. 71 sales were recorded in the last 12 months, not counting nominal transfers, at a median price of $540,000. The most recent sale on record was Mt Vernon Road, Columbia, NJ 07832, for $750,000 on Sep 18, 2026. 10 foreclosure cases are open.