Town Hall Address 445 Lafayette Ave. Hawthorne, NJ 07506 United States- Passaic County Website http://www.hawthronenj.org County Clerk 973-427-4493 445 Lafayette Ave. Hawthorne, NJ 07506 United States County Admin 973-427-1168 445 Lafayette Ave. Hawthorne, NJ 07506 United States Assessor 973-427-1169 Tuesday: 5:00 P.M. - 7:00 P.M. 445 Lafayette Ave. Hawthorne, NJ 07506 United States Tax Collector 973-304-2053 445 Lafayette Ave. Hawthorne, NJ 07506 United States Attorney 973-423-0909 445 Lafayette Ave. Hawthorne, NJ 07506 United States Mayor 973-427-1168 445 Lafayette Ave. Hawthorne, NJ 07506 United States Municipal Court 973-427-4767 445 Lafayette Ave. Hawthorne, NJ 07506 United States Town Hall Hours Monday - Friday: 8:30 A.M. - 4:30 P.M. County Passaic