1 | Notre Dame Sherman Oaks (SS) (CA) | 155 |
| 1) Austin Lietz | | 48.00 | 5 |
| 2) Leo Lambert | | 48.14 | 6 |
| 3) Cj Hicks | | 49.10 | 18 |
| 4) Courtney Hicks | | 49.10 | 19 |
| 5) Leo Lambert Iii | | 50.92 | 107 |
| Average Time: 49.05 Total Time: 4:05.26 1-5 Split: 2.92 |
2 | Vista Murrieta (SS) (CA) | 187 |
| 1) Michael Norman | | 45.51 | 1 |
| 2) Cole Dubots | | 48.72 | 13 |
| 3) Ricky Adams Jr | | 49.34 | 24 |
| 4) Parris Samaniego | | 49.76 | 37 |
| 5) Ricky Adams | | 50.96 | 112 |
| Average Time: 48.86 Total Time: 4:04.29 1-5 Split: 5.45 |
| 6) Robby Williams | | 51.37 | 155 |
| 7) Luke Hicks Iv | | 51.52 | 179 |
3 | Trabuco Hills High School (SS) (CA) | 498 |
| 1) Jake Cuero | | 49.57 | 30 |
| 2) Cameron Hurd | | 50.19 | 57 |
| 3) John Jamack | | 50.81 | 99 |
| 4) Nick Gurnard | | 51.33 | 149 |
| 5) Noah Strenn | | 51.45 | 163 |
| Average Time: 50.67 Total Time: 4:13.35 1-5 Split: 1.88 |
| 6) Ben Huynh | | 51.52 | 178 |
| 7) Ian Driscoll | | 51.75 | 201 |
4 | Chaminade College Prep (SS) (CA) | 564 |
| 1) Jordan Chin | | 49.41 | 26 |
| 2) Dallas Cortez | | 50.45 | 74 |
| 3) Reggie Hughes | | 50.71 | 89 |
| 4) Robert Clayton | | 51.46 | 164 |
| 5) Qiyam Stewart | | 51.93 | 211 |
| Average Time: 50.79 Total Time: 4:13.96 1-5 Split: 2.52 |
| 6) Diamond Harrell | | 52.19 | 244 |
| 7) Matthew Nocita | | 52.68 | 304 |
5 | Cathedral City High School (SS) (CA) | 573 |
| 1) Renard Bell | | 50.22 | 59 |
| 2) Darron Whitaker | | 50.61 | 84 |
| 3) Jesse Audelo | | 50.94 | 109 |
| 4) Andres Woodruff | | 51.11 | 127 |
| 5) Cory Payne | | 51.67 | 194 |
| Average Time: 50.91 Total Time: 4:14.55 1-5 Split: 1.45 |
| 6) Ekene Okolie | | 53.48 | 439 |
| 7) Wolley Tuala-saga | | 53.84 | 517 |
6 | Eleanor Roosevelt (SS) (CA) | 726 |
| 1) Christopher Wilcox | | 47.97 | 4 |
| 2) Anthony Easter | | 49.23 | 20 |
| 3) Cristian Jones | | 51.22 | 137 |
| 4) Jackson Taylor | | 52.36 | 266 |
| 5) Isaiah Fuller | | 52.67 | 299 |
| Average Time: 50.69 Total Time: 4:13.45 1-5 Split: 4.70 |
| 6) Matthew Marende | | 52.71 | 311 |
| 7) Robert Watkins | | 53.58 | 469 |
7 | Great Oak High School (SS) (CA) | 727 |
| 1) Isaac Cortes | | 49.52 | 29 |
| 2) Nelson Quintana | | 50.50 | 77 |
| 3) Cole Wagner | | 51.50 | 173 |
| 4) Jeremiah Rugar | | 51.99 | 223 |
| 5) Fabian Bodden | | 52.01 | 225 |
| Average Time: 51.10 Total Time: 4:15.52 1-5 Split: 2.49 |
| 6) Hunter King | | 52.39 | 269 |
| 7) James Groves | | 52.71 | 313 |
8 | Agoura High School (SS) (CA) | 743 |
| 1) Darren Wainer | | 50.35 | 68 |
| 2) Shanal Mahaarachchi | | 50.56 | 81 |
| 3) Christ Williams | | 50.79 | 95 |
| 4) James Galindo | | 52.20 | 245 |
| 5) Rafael Wilson | | 52.28 | 254 |
| Average Time: 51.24 Total Time: 4:16.18 1-5 Split: 1.93 |
| 6) Evan Kellener | | 53.83 | 514 |
| 7) Jon Sutcliffe | | 54.58 | 671 |
9 | Rancho Cucamonga (SS) (CA) | 763 |
| 1) Carl Chavannes | | 50.50 | 78 |
| 2) Christoper Hill | | 50.76 | 92 |
| 3) Christopher Hill | | 51.08 | 124 |
| 4) Christian Elam | | 51.97 | 219 |
| 5) Leonard Jones | | 52.24 | 250 |
| Average Time: 51.31 Total Time: 4:16.55 1-5 Split: 1.74 |
| 6) Marquas Smith | | 52.78 | 327 |
| 7) Marquise Holcomb | | 52.84 | 334 |
10 | Dorsey High School (LA) (CA) | 780 |
| 1) Mrk Nunez | | 48.42 | 7 |
| 2) Jaylen Stamps | | 49.69 | 35 |
| 3) Tyler Rambo | | 50.91 | 105 |
| 4) Dakari Douglas | | 51.20 | 134 |
| 5) Charles Mincy | | 53.74 | 499 |
| Average Time: 50.79 Total Time: 4:13.96 1-5 Split: 5.32 |
| 6) Janal Jones | | 53.74 | 500 |
| 7) Charles Mincy Jr | | 53.74 | 501 |