| Place | Lane | Name | School | Time |
| 1 | 4 | Mt. Pleasant | MTPL A | 47.71 |
| 2 | 5 | Santa Cruz High School | SCRZ A | 50.01 |
| 3 | 3 | Los Gatos High School | LOGA A | 50.29 |
| 4 | 6 | Salinas High School | SALI A | 51.18 |
| 5 | 2 | Pioneer | PION A | 51.32 |
| 6 | 1 | Burlingame High School | BURL A | 52.89 |
| 7 | 7 | Notre Dame Salinas HS | NDCC A | 52.90 |