Isaiah Jefferson has 3 recorded races from Norfolk, Virginia, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-03-15 | 2025 Yuengling Shamrock Marathon Weekend Half Marathon | Half Marathon | 3:00:01 | 4853 |
| 2024-07-13 | 2024 Allen Stone Braveheart Memorial Races - 25th Annual Run Swim Run | 55:46 | 177 | |
| 2024-05-25 | Chick-fil-A 10k/5k 10K Run | 1:03:04 | 112 |