The 5-foot-9 senior setter recorded 724 assists, 208 digs, 93 kills, 58 service aces and 28 blocks this past season, leading the Tomahawks (19-2) to the Division I state semifinals. The New Hampshire Volleyball Coaches Association's 2015 Division I Player
Coffey has maintained a weighted 3.52 GPA in the classroom.
A member of the Merrimack High student council, she has volunteered locally at an elementary school, with the Special Olympics and as a youth volleyball coach.