| MARK | ATHLETE NAME | AFFILIATION | |
| 50.40 | ARRINGTON, AVANTAE | (Carson) | |
| 51.16 | DAVIES, DEANGELO | (University City) | |
| 51.88 | WILLIAMS, DEMETRIUS | (De La Salle) | |
| 52.48 | MCCULBERT, JIM\ | (FLINTRIDGE) | |
| 53.00 | HAFFAR, AMEER | (Fairfax) | |
| 53.03 | CRUICKSHANK, PAULY | (Acalanes) | |
| 53.23 | GRACHALSKI, MARK | (Calgary Spartan) |