| 4x400 RelayCompare top 10 |
| 1. | | | Relay Team | 3:23.99 | DE | Dickinson | May 20 | DIAA Track & Field Championships |
| 2. | | | Jalen Wright
Dallas Parker
Lathan Love-Brown
Donte Dockery | 3:24.39 | DE | AI duPont | Apr 29 | Penn Relays Carnival - HS |
| 3. | | | Relay Team | 3:24.42 | DE | Delaware Military Academy | May 20 | DIAA Track & Field Championships |
| 4. | | | Relay Team | 3:26.89 | DE | St. Mark's | May 12 | New Castle County Championships |
| 5. | | | Relay Team | 3:28.12 | DE | Odessa | May 20 | DIAA Track & Field Championships |
| 6. | | | Relay Team | 3:32.64 | DE | Sussex Academy of Arts & Science | May 20 | DIAA Track & Field Championships |
| 7. | | | Relay Team | 3:33.85 | DE | Tatnall | May 20 | DIAA Track & Field Championships |
| 8. | | | Ulises Vasquez
Juan Carlos Santos
Tyler Sullivan
Jason Webb | 3:36.02 | DE | Conrad Schools of Science | Apr 29 | Penn Relays Carnival - HS |
| 9. | | | Vandrick Hamlin
Donovan Dixon
Elias Hackett
Craig Miller | 3:36.06 | DE | Caravel Academy | Apr 29 | Penn Relays Carnival - HS |
| 10. | | | Relay Team | 3:37.09 | DE | Woodbridge | May 20 | DIAA Track & Field Championships |
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