 Mast was named one of 10 House freshmen to watch by the Washington, D.C. newspaper "The Hill", out of 55 new members of the House elected in 2016.Mast lives in Palm City, Florida, with his wife Brianna and their four children, Madalyn, Maverick, Magnum, and Major.As of a 2016 news story, he attended the evangelical Calvary Chapel.