| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | CRAWFORD, Zakaiel | SO | Southeastern U. |
49.70 | |
| 2 | THOMAS, Mario | SR | Southeastern U. |
49.20 | |
| 3 | HIGGINS, Ky-Juan | JR | Fort Lauderdale | 49.00 | Keiser University Twilight Meet |
| 4 | VASQUEZ, Omar | SO | Warner |
47.95 | Sun Conference Outdoor Track & Field Championship |
| 5 | JOSEPH, lhevinne | JR | University of The Bahamas | 48.10 | |
| 6 | CRABBE, Khamauri | JR | St. Thomas (Fla.) |
49.12 | UCF Black & Gold Challenge |
| 7 | LENO, Keylon | SR | Southeastern U. |
49.70 | |
| 8 | CLARKE, Phillip | SO | Southeastern U. |
49.70 |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1 | YISRAEL, Meshahraimanuel | SR | MYis Athletics | 52.50 | |
| 2 | REID, Christopher | SO | St. Thomas (Fla.) |
51.20 | |
| 3 | HARRELL, Andre | Professional Runners Club | 50.76 | ||
| 4 | SALOMON, Don | FR | Southeastern U. |
49.70 | |
| 5 | TOLBERT, Daven | FR | Unattached | 49.77 | |
| 6 | NELSON, Darion | FR | St. Thomas (Fla.) |
50.95 | STU Outdoor Meet |
| 7 | PELLICER, Carlos | SR | Unattached | 51.45 |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 3 | TORRES, Juan | Unattached | 53.00 | ||
| 4 | CARMANT, Kendrick | SO | Unattached | 54.00 | |
| 4 | CARMANT, Kendrick | SO | Unattached | 54.00 | |
| 5 | FIGUEROA, Jacob | FR | Unattached | 56.90 | |
| 6 | SYSAVANE, Abdoul | UNA | Unattached | NT |