| MARK | ATHLETE NAME | AFFILIATION | |
| 38.68 | MINYARD, RANSOM | (Durango) | |
| 38.79 | JOHNSON, CHRIS | (Arlington) | |
| 39.05 | DINGNING, SHEN | (China) | |
| 39.15 | MCCALL, ELISHA | (Cimarron-Memori) | |
| 39.63 | ENNIST, LEWIS | (Pasadena) | |
| 40.11 | SESSIONS, TRACY | ||
| 40.76 | CHASTEEN, TRACY | (LONG BEACH POLY) | |
| 40.95 | MARENIN, ROMAN | (St. Francis) | |
| 42.52 | BIRTWISTLE, MIKAL | (Comox Valley) |