Eli graduated from Concord-Carlisle High School, where he ran cross country and track. He was named an All-American at New Balance Indoor Nationals his junior and senior years. Eli was also honored as a Boston Globe All-Scholastic Team selection. He worked on an organic farm over the summer of 2016.
Eli has not decided on a major at Colby.
2018 season highlights: Decker was named to NESCAC First Team All-Conference the NESCAC Fall All-Academic Team..
2016 season highlights: Decker finished fourth at the Bates first-year/sophomore race, 79th at the Williams Purple Valley Invitational, 31st at the Maine State Championships, and 52nd at the NESCAC Championships.