Town Hall Address 70 W. Front St. Keyport, NJ 07735-0070 United States- Monmouth County Website http://www.keyportonline.com County Clerk 732-739-5121 70 W. Front St. Keyport, NJ 07735-0070 United States Assessor 732-739-5134 Thursday: 10:00 A.M. - 1:00 P.M. 70 W. Front St. Keyport, NJ 07735-0070 United States Tax Collector 732-739-5120 70 W. Front St. Keyport, NJ 07735-0070 United States Attorney 973-622-5259 70 W. Front St. Keyport, NJ 07735-0070 United States Mayor 732-739-5120 70 W. Front St. Keyport, NJ 07735-0070 United States Municipal Court 732-739-5155 70 W. Front St. Keyport, NJ 07735-0070 United States County Monmouth