Town Hall Address 167 Main St. Sayreville, NJ 08872 United States- Middlesex County Website http://www.sayreville.com County Clerk 732-390-7025 Monday - Friday: 8:00 A.M. - 4:00 P.M. 167 Main St. Sayreville, NJ 08872 United States Assessor 732-390-7081 167 Main St. Sayreville, NJ 08872 United States Tax Collector 732-390-7036 Monday & Friday: 8:00 A.M. - 4:00 P.M. 167 Main St. Sayreville, NJ 08872 United States Attorney 732-741-6681 167 Main St. Sayreville, NJ 08872 United States Mayor 732-390-7007 167 Main St. Sayreville, NJ 08872 United States Municipal Court 732-525-5446 Ext. 5123 1000 Main St. Sayreville, NJ 08872 United States County Middlesex