(Smith County Insider Press) Carthage, Tenn. – The Smith County High School Class of 2018 will graduate on Saturday, May 29, at 10 a.m. at Smith County High School in Carthage, TN. Below are pictures of the 2018 Seniors. Smith County Insider and all of Smith County Insider’s advertisers would like to congratulate the SCHS Class of 2018 and wish you all the best of luck!