| 1 | 27 | Hawthorne Math & Science Academy,
CA - Team Time (1st 5) 1:26:47.9 | Spread (1st 5) 1:53.0 |
| 1, 3, 6, 8, 9, (13), (13) |
| Dylan Highducheck, Eduardo Gonzalez, Braulio Guerrero, Emilio De Leon, Marcus Cooper, (Adam Ramirez), (Victor Ramirez) |
| 16:14.1, 16:51.0, 17:43.0, 17:52.7, 18:07.1, (18:38.0), (18:38.0) |
| 2 | 59 | Vistamar,
CA - Team Time (1st 5) 1:32:37.4 | Spread (1st 5) 3:24.4 |
| 2, 7, 12, 17, 21, (25), (28) |
| Marco White, Derrick Butler, Brent Siegel, George Watkinson, Ben Chabner, (Ty Makagawa), (Surreal Lewis) |
| 16:41.0, 17:51.0, 18:33.0, 19:27.0, 20:05.4, (20:41.0), (21:03.0) |
| 3 | 81 | Cal. Acad. Math/Science,
CA - Team Time (1st 5) 1:36:21.6 | Spread (1st 5) 2:40.7 |
| 5, 16, 18, 20, 22, (23), (24) |
| Kentaro Vadney, Royce Li, Carlos Hinajosa, Werner Hernandez, Albert Chen, (Noah Adkhiri), (Caleb Bryson) |
| 17:25.0, 19:15.0, 19:47.0, 19:48.9, 20:05.7, (20:12.0), (20:17.7) |
| 4 | 85 | Wildwood,
CA - Team Time (1st 5) 1:36:21.1 | Spread (1st 5) 4:28.0 |
| 4, 10, 15, 27, 29, (30), (31) |
| Matthew Zebrowski, Kamal Muhammad, Blake Rische, Spencer York, Jack Stein, (Jack Boys), (Drew Weidhass) |
| 16:52.0, 18:15.3, 19:02.6, 20:51.2, 21:20.0, (21:34.0), (21:41.0) |
| 5 | 138 | Rolling Hills Prep,
CA - Team Time (1st 5) 1:51:49.0 | Spread (1st 5) 7:33.0 |
| 11, 26, 32, 34, 35 |
| Trevor Lawrence, Nick Blair, Ervin Whitfield, Chris Kitchen, Marlex Iraheta |
| 18:21.0, 20:49.0, 22:38.0, 24:07.0, 25:54.0 |
| 6 | 162 | Pacific Hills (CLOSED 2019),
CA - Team Time (1st 5) 2:00:26.0 | Spread (1st 5) 6:13.0 |
| 19, 33, 35, 37, 38, (39) |
| Jake Eshel, Isa Maxwell, Frances Xi, Felix Dundon, David Shaw, (Nile Stanford) |
| 19:48.0, 22:43.0, 25:54.0, 26:00.0, 26:01.0, (27:19.0) |
