Washington Twp is in Warren County, New Jersey. Its tax roll lists 135 blocks and 3,357 lots.
135 blocks · Warren County
The median assessed value in Washington Twp is $213,700. 96 sales were recorded in the last 12 months, not counting nominal transfers, at a median price of $522,250. The most recent sale on record was 161 Jackson Valley Road, Oxford, NJ 07863, for $535,000 on Oct 2, 2026. 7 foreclosure cases are open.