Town Hall Address 930 River Rd. New Milford, NJ 07646 United States- Bergen County Website https://www.newmilfordboro.com/default.asp?sec_id=180013952 County Clerk 201-967-5044 Ext. 7056 930 River Rd. New Milford, NJ 07646 United States Assessor 201-967-5044 Ext. 7294 Tuesday: 12:30 P.M. - 3:30 P.M., & By Appointment 930 River Rd. New Milford, NJ 07646 United States Tax Collector 201-967-5044 Ext. 7387 930 River Rd. New Milford, NJ 07646 United States Attorney 201-368-7713 930 River Rd. New Milford, NJ 07646 United States Mayor 201-967-5044 Ext. 5044 930 River Rd. New Milford, NJ 07646 United States Municipal Court 201-967-5646 930 River Rd. New Milford, NJ 07646 United States Town Hall Hours Monday through Friday 8:00 AM to 4:00 PM County Bergen