Mary Margaret Harris

United StatesUnited StatesActive
Events
3000 m steeplechase · 1500 m

Mary Margaret Harris is a United States middle-distance runner. She competes primarily in the 800m, 1500m and Mile.

Her personal bests include 2:12.86 in the 800m, 4:26.43 in the 1500m, 5:00.84 in the Mile, 4:55.31 in the Mile and 9:58.24 in the 3000m. She is currently active on the international athletics circuit, representing United States.

Personal best · 3000 m steeplechase10:39.03
2026 season best10:39.03Apr 24, 2026 · John McDonnell Field, Fayetteville, AR
2026 season best
Personal best · 1500 m4:26.43
Last competitionConference USA Outdoor Track and Field ChampionshipsMay 15, 2026 · 10:44.33
Conference USA Outdoor Track and Field Championships

As of Nov 14, 2026: 3000 m steeplechase 10:39.03, 1500 m 4:26.43, 2026 season best 10:39.03 (Apr 24, 2026, John McDonnell Field, Fayetteville, AR (USA)) · Last competition: Conference USA Outdoor Track and Field Championships, May 15, 2026, 10:44.33

Personal bests

WA points calculator →
DisciplineResultAll-time2026
800mTX 2026United States 800 m all-time list2:12.86944 pts––
1500mTX 2026United States 1500 m all-time list4:26.431,003 pts––
MileKS 2026United States Mile all-time list5:00.84908 pts–#534
MileIndoorKS 20254:55.31972 pts––
3000mIndoorIL 20259:58.24938 pts––
3000mStAR 2026United States 3000 m steeplechase all-time list10:39.031,004 pts––

Progression

SeasonDisciplineResultWindDateCompetitions
2026800m 2:12.86–May 2, 2026SMU Invitational
20261500m 4:26.43–May 2, 2026SMU Invitational
2026Mile Indoor5:00.84–Jan 31, 2026Pittsburg State University Invitational
2026Mile 5:00.84–Jan 31, 2026Pittsburg State University Invitational
2026mile-short-track Indoor5:04.75–Feb 7, 2026Wooo Pig Classic
20263000m Indoor10:22.10–Feb 14, 202611th Annual Russ Jewett Indoor Gorilla Classic
20263000m-short-track Indoor10:22.10–Feb 13, 2026–
20263000mSt 10:39.03–Apr 24, 2026John McDonnell Invitational
FAQ

Frequently asked questions

Mary Margaret Harris's 3000 m steeplechase personal best is 10:39.03, set on Apr 24, 2026 in John McDonnell Field, Fayetteville, AR (USA).

Mary Margaret Harris competes in the 3000 m steeplechase and 1500 m.

2026 season best: 10:39.03, set on Apr 24, 2026 in John McDonnell Field, Fayetteville, AR (USA). Last competition: Conference USA Outdoor Track and Field Championships on May 15, 2026, 10:44.33.