Monarchs, a Tier III Junior A team. Although he left, his brother John remained at BHS before retiring upon graduating. As a senior during the 2008–09 season, Dumoulin helped the team capture the regular-season championship and was named the EJHL’s Defensive Player of the Year. Due to his success on the ice, Dumoulin was courted by his home state university University of Maine but chose to attend Boston College (BC) due to the school itself, the types of players who were going there, and its proximity to his hometown. Collegiate Prior to starting his freshman season at BC, Dumoulin was drafted in the second round, 51st overall, by the Carolina Hurricanes in the 2009 NHL Entry Draft. He had earned a final ranking of 61st amongst all North American skaters by the NHL Central Scouting Bureau. Following the draft, Dumoulin enrolled at BC's Carroll School of Management while playing for the Boston College Eagles men's ice hockey team which competed in the NCAA's Division I in the Hockey East conference. He had originally been on school visits to Providence College, Northeastern University, Harvard University, University of New Hampshire, Boston College, and the University of Maine before being offered a scholarship to BC. While playing with the Eagles, Dumoulin was surrounded with Pittsburgh Penguins prospects Carl Sneep, Philip Samuelsson, and Brian Gibbons. He was also trained to skate in a similar fashion as the Penguins by coach Jerry York. In his freshman year, Dumoulin recorded 12 points and led the team with a plus-40 rating. He recorded his first collegiate goal on March 6, 2010, with 3.2 seconds remaining in the second period of a 3-2 home win over New Hampshire. On March 17, 2010, prior to the conclusion of the season, Dumoulin was named to the Hockey East Rookie Team. He also helped the Eagles qualify for the 2010 NCAA Frozen Four and was selected for the All-Tournament Team following their win. Dumoulin returned to the Eagles for the 2010–11 season for his sophomore year. He began the season strong, recording 10 points through 16 games, before being selected for Team USA at the 2011 World Junior Ice Hockey Championships. He returned from the tournament with a bronze medal and continued to produce offensively. He finished the season with three goals and 30 assists for 33 points through 37 games. Due to his on-ice success, it was speculated that Dumoulin