Town Hall Address 403 South Ave. Garwood, NJ 07027 United States- Union County Website https://garwood.org/ County Clerk 908-789-0710 403 South Ave. Garwood, NJ 07027 United States County Admin 908-789-0710 403 South Ave. Garwood, NJ 07027 United States Assessor 908-789-4055 403 South Ave. Garwood, NJ 07027 United States Tax Collector 908-789-0475 403 South Ave. Garwood, NJ 07027 United States Attorney 908-272-9700 403 South Ave. Garwood, NJ 07027 United States Mayor 908-789-0710 403 South Ave. Garwood, NJ 07027 United States Municipal Court 908-789-0780 403 South Ave. Garwood, NJ 07027 United States County Union