Clark was a four-year starter and a three-year letterman on the Mariners football team.  During his three years as a starter the team compiled records of 8-1 (New England Football Conference Champions), 7-2, and 7-2-1.  As a sophomore he was named to the All-NEFC team.  In his junior year  he was named All-NEFC honorable mention. As a senior he was elected as a team captain, selected to the All-NEFC team, the NAIA District 5 All-Star team, and to the All-New England Team.  He was also selected as a NAIA First Team All-American, the first athlete in the 37 year history of Mariners football to be so honored. Clark's number 75 jersey was retired at MMA. he considers it the biggest honor of his career.