| American | 43.18 | Michael Johnson | 9/26/1999 | |
| College | 43.61 | Michael Norman | 6/8/2018 | |
| MFR | Memphis Outdoor | 45.92 | Victor Lacey | 1982 |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 2 | CARRANCO, Adrian | UNAT-UCA | NT |
| 3 | WASHINGTON, Anthony | Harris-Stowe |
54.54 |
| 4 | MCCLOUD, Michael | Coahoma CC |
53.19 |
| 5 | BARTLETT, Xzavier | SE Missouri |
51.03 |
| 6 | BREMA, Momoh | SE Missouri |
52.29 |
| 7 | WOOTEN, Kavan | Coahoma CC |
54.17 |
| 8 | SAVAGE, Jordan | Harris-Stowe |
54.81 |
| 9 | CRAWFORD, Mark | SE Missouri |
NT |
| Lane | Athlete | Team | Seed |
|---|---|---|---|
| 1 | LONGMIRE, Ryan | Ark-Pine Bluff |
50.40 |
| 2 | STANISLAUS, Franklyn | Ark-Pine Bluff |
49.70 |
| 3 | LUCKETT, Tyrone | Central Ark |
49.53 |
| 4 | FORREST, Trellas | Coahoma CC |
48.87 |
| 5 | CRESPI, Marc | 48.31 | |
| 6 | SACHA, Konrad | SIU Edwardsville |
48.61 |
| 7 | HEARN, Jeremy | Mx3 Elite | 49.00 |
| 8 | BURSTON, Chase | SIU Edwardsville |
49.64 |
| 9 | CARTER, Demitri | Memphis |
49.81 |