Season
Personal Records
| Event | Mark | State | National | Date |
|---|---|---|---|---|
| 1600m | 5:20.56 | #14,456 | Feb 5, 2026 | |
| 3200m | 11:37.93 | #7,456 | Jan 22, 2026 | |
| 2 Mile | 10:45.60 | — | Oct 10, 2026 | |
| 3 Mile | 16:39.80 | #6,051 | Oct 3, 2026 | |
| 5K | 17:32.00 | #25,979 | Sep 12, 2026 |
Results
See all 17 of William Costello’s results
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2026 - Cc
2 Mile Run
Three Mile Run
5000 Meter Run
2026 - Indoor
1600 Meter Run
3200 Meter Run
2025 - Cc
5000 Meter Run
