| Event | Heat | Status | |
|---|---|---|---|
| Women 400 M 17-18 years old (Prelims) | 12| | ||
| Friday |
| Pl | Ln | Athlete | Time | |
|---|---|---|---|---|
| 1 | 5 | Lulu MCGARRY Top Self Training [18] |
54.60 | |
| 2 | 4 | Measha RHINEHART Unattached [18] |
55.71 | |
| 3 | 7 | Izuoma UGWUEZE SH Speed Houze [17] |
57.38 | |
| 4 | 3 | Katelyn WATTELL Top Speed Elite Eagles Track [18] |
57.52 | |
| 5 | 6 | Alani STEPHENS Union Athletics [18] |
57.88 | |
| 6 | 8 | Jordyn BREWER Alpha and Omega Athletics [17] |
1:05.42 |