2019-20: Competed in three meets during his senior season...ran a 22.92 in the 200m at the BU Valentine Meet (Feb. 15)...ran a 7.05 in the 60m at the SAC Indoor Conference Championships on Feb. 29.

2018-19: Participated in 12 meets during this season...Competed in the 200-meter dash, 60-meter dash, 4x400-meter relay, 4x100-meter relay and 100-meter dash...Recorded 12 Top-Ten finishes...Finished 10th in the 200 (22.90 seconds) at the JDL College Kickoff Classic (Dec. 1)...Was part of a second-place 4x400-meter relay team (3:23.02) and also finished sixth in the 60 (7.00 seconds) at the South Atlantic Conference Indoor Championships (Feb. 24)...Took ninth in the 100 (11.04 seconds) at the Phoenix Invitational (Apr. 6)...Was part of third-place 4x400-meter (3:18.82) and 4x100-meter relay (41.00 seconds) teams, at the South Atlantic Conference Outdoor Championships (Apr. 20)...Was part of a third-place 4x100-meter relay team (40.98 seconds) at the Torrin Lawrence Memorial (Apr. 27)...Set a Coker record with the 4x100-meter relay team (40.78 seconds) at the Winthrop Twilight (May 1).

2017-18: Competed in 12 meets during the 2017-18 season...Recorded 13 top-ten finishes...Won the 4x100 relay at the South Atlantic Conference Championship (Apr. 19-20) with a total time of 3:17.56 (Coker record)...Won the 100 meter at the Phoenix Invitational (Apr. 14) with a time of 10.95...Set Coker record in outdoor 4x100 relay at the South Atlantic Conference Championships with a total time of 41.77.

2016-17: Did not compete this season.

2015-16: In his freshman season, Mumford finished with ten top-ten showings...His best finish was a win in the 4 x 400-meter relay at the Wingate University Invitational (Mar. 25)...He also had two runner-up finished in the 4 x 400, one coming at the Winston Salem DII Invitational (Jan. 24), and the other at the South Atlantic Conference Championship meet (Apr. 15-16).