Alex Mastroly

United StatesUnited StatesActive
Events
1500 m

Alex Mastroly is a United States middle-distance runner. He competes primarily in the 1500m, 3000m and 5000m.

His personal bests include 3:55.95 in the 1500m, 8:25.58 in the 3000m, 14:41.10 in the 5000m, 8:25.58 in the 3000m-short-track and 9:13.26 in the 2Miles. He is currently active on the international athletics circuit, representing United States.

Personal best · 1500 m3:55.95
2026 season best3:55.95May 11, 2026 · Leslie C. Quick Jr. Stadium, Chester, PA
2026 season best
Last competitionWidener Final QualifierMay 11, 2026 · 3:55.95
Widener Final Qualifier

As of Nov 13, 2026: 1500 m 3:55.95, 2026 season best 3:55.95 (May 11, 2026, Leslie C. Quick Jr. Stadium, Chester, PA (USA)) · Last competition: Widener Final Qualifier, May 11, 2026, 3:55.95

Personal bests

WA points calculator →
DisciplineResultAll-time
1500mPA 2026United States 1500 m all-time list3:55.95903 pts–
3000mIndoorNC 20268:25.58931 pts–
5000mNC 2026United States 5000 m all-time list14:41.10868 pts–
3000m-short-trackIndoorNC 20268:25.58931 pts–
2MilesPA 20259:13.26–
2MilesShorIndoorMA 20259:16.15–

Progression

SeasonDisciplineResultWindDateCompetitions
20261500m 3:55.95–May 11, 2026Widener Final Qualifier
20263000m-short-track Indoor8:25.58–Feb 21, 2026ASICS Last Chance Invitational
20263000m Indoor8:25.58–Feb 21, 2026ASICS Last Chance Invitational
20265000m 14:41.10–Apr 10, 2026Duke Invitational
20252Miles 9:13.26–Jun 20, 2025New Balance Nationals Outdoors
20252MilesShor Indoor9:16.15–Mar 14, 2025New Balance Nationals Indoors
FAQ

Frequently asked questions

Alex Mastroly's 1500 m personal best is 3:55.95, set on May 11, 2026 in Leslie C. Quick Jr. Stadium, Chester, PA (USA).

Alex Mastroly competes in the 1500 m.

2026 season best: 3:55.95, set on May 11, 2026 in Leslie C. Quick Jr. Stadium, Chester, PA (USA). Last competition: Widener Final Qualifier on May 11, 2026, 3:55.95.