[5] As a freshman, Fleet was part of a team at University of Oregon won a 2010 Penn Relays wheel in the DMR in 9:30.69.

At the 2012 NCAA Division I Cross Country Championships, Fleet helped Oregon Ducks to place 20th as a team.

[6] At the 2013 NCAA Division I Cross Country Championships, Fleet helped Oregon Ducks to place 5th as a team.

Mac Fleet won 2008 California state Cross country Division 3 title for University City High School (San Diego).

Mac Fleet graduated from University City High School (San Diego) as a 2-time California Interscholastic Federation state champion.