JM
Justin Mumford
Birth date-
Height-
Weight-
Justin Mumford is a United States long-distance runner. He competes primarily in the 3000m, 5000m and 10000m.
His personal bests include 8:04.25 in the 3000m, 13:46.64 in the 5000m, 29:01.38 in the 10000m, 8:04.25 in the 3000m-short-track and 13:46.64 in the 5000m-short-track. He is currently active on the international athletics circuit, representing United States.
Key facts
5000 Metres Short Track
13:46.64
3000 Metres Short Track
8:04.25
2026 season best
13:46.64
Feb 14, 2026 · Boston Univ. Track & Tennis Center, Boston, MA (USA) (i)
Last competition
NCAA Division I East First Rounds, Un. of Kentucky Outdoor Track Facility, Lexington, KY
May 27, 2026 · 29:36.75
As of Sep 29, 2026: 5000 Metres Short Track 13:46.64, 3000 Metres Short Track 8:04.25, 2026 season best 13:46.64 (Feb 14, 2026, Boston Univ. Track & Tennis Center, Boston, MA (USA) (i)) · Last competition: NCAA Division I East First Rounds, Un. of Kentucky Outdoor Track Facility, Lexington, KY, May 27, 2026, 29:36.75