Season
Level
Personal Records Personal Records
Event Mark State National Date
1600m 6:09.09 — Aug 8, 2026
2400m 12:46.38 — Nov 19, 2024
2 Mile 13:27.70 — Aug 29, 2026
5K 20:25.40 — Oct 15, 2026
1600m 6:09.09 — Aug 8, 2026
2 Mile 13:27.70 — Aug 29, 2026
5K 20:25.40 — Oct 15, 2026
2400m 12:46.38 — Nov 19, 2024
1600m 6:09.09 — Aug 8, 2026
2 Mile 13:27.70 — Aug 29, 2026
5K 20:25.40 — Oct 15, 2026
2400m 12:46.38 — Nov 19, 2024
See where John ranks State & National rankings, available to MileSplit PRO subscribers. Join MileSplit PRO
Results Results
PRO

See all 8 of John Duffy’s results

Full performance history, included with MileSplit PRO.

Subscribe to view results

2026 - Cc

2 Mile Run

5000 Meter Run

2026 - Outdoor

1600 Meter Run

2024 - Cc

2400 Meter Run

College Progression Tracker

Your 1600m performance is better than XX% of Division I athletes when they were Senior in high school.