Boys / Men · 400 Meters · Middle School
| Pl | Athlete / entry | Gr | School / team | Mark |
| 1. | Enzo SergiPlace 1. · Grade 7 · Collingswood | 7 | Collingswood | 57.67a PR |
| 2. | Angel DuhartPlace 2. · Grade 8 · Lindenwold MS | 8 | Lindenwold MS | 57.96a |
| 3. | Joseph FarinaPlace 3. · Grade 8 · Haddonfield | 8 | Haddonfield | 58.26a PR |
| 4. | Lucas KesslerPlace 4. · Grade 7 · Audubon | 7 | Audubon | 58.27a PR |
| 5. | Lundin HallPlace 5. · Grade 8 · West Deptford MS | 8 | West Deptford MS | 58.29a |
| 6. | Heinz JeffersonPlace 6. · Grade 8 · West Deptford MS | 8 | West Deptford MS | 1:00.55a |
| 7. | Thomas QuinnPlace 7. · Grade 8 · Gloucester City MS | 8 | Gloucester City MS | 1:01.48a |
| 8. | Derek AlabyPlace 8. · Grade 8 · West Deptford MS | 8 | West Deptford MS | 1:01.90a |
| 9. | Ashton SmithPlace 9. · Grade 8 · Paulsboro JHS | 8 | Paulsboro JHS | 1:02.30a |
| 10. | Tommy HeneghanPlace 10. · Grade 8 · Rohrer | 8 | Rohrer | 1:02.62a PR |
| 11. | Mason RosmanPlace 11. · Grade 8 · Haddonfield | 8 | Haddonfield | 1:02.81a PR |
| 12. | Elliot SantiagoPlace 12. · Grade 8 · Gateway Reg JHS | 8 | Gateway Reg JHS | 1:02.82a |
| 13. | Elijah StricklandPlace 13. · Grade 6 · Paulsboro JHS | 6 | Paulsboro JHS | 1:03.46a |
| 14. | Chase BanosPlace 14. · Grade 8 · Haddonfield | 8 | Haddonfield | 1:03.74a PR |
| 15. | Kasen ThompsonPlace 15. · Grade 11 · Woodbury JHS | 11 | Woodbury JHS | 1:04.98a PR |
| 16. | Jaxson SperryPlace 16. · Grade 8 · Gateway Reg JHS | 8 | Gateway Reg JHS | 1:06.38a |
| 17. | Xander JohnsonPlace 17. · Grade 7 · Woodbury JHS | 7 | Woodbury JHS | 1:06.43a |
| 18. | Kelly THomasPlace 18. · Grade 8 · Woodbury JHS | 8 | Woodbury JHS | 1:06.46a |
| 19. | Adrian CharlesPlace 19. · Grade 8 · Lindenwold MS | 8 | Lindenwold MS | 1:07.19a |
| 20. | Brian MarshallPlace 20. · Grade 7 · Rohrer | 7 | Rohrer | 1:07.43a PR |
| 21. | Luke HeimallPlace 21. · Grade 7 · Rohrer | 7 | Rohrer | 1:07.54a PR |
| 22. | John ManningPlace 22. · Grade 8 · Audubon | 8 | Audubon | 1:08.12a PR |
| 23. | Davion BlairPlace 23. · Grade 8 · Gateway Reg JHS | 8 | Gateway Reg JHS | 1:09.73a |
| 24. | Elwood GibsonPlace 24. · Grade 7 · Lindenwold MS | 7 | Lindenwold MS | 1:10.65a |
| 25. | Michael LoPrestiPlace 25. · Grade 7 · Audubon | 7 | Audubon | 1:12.16a PR |