Elite Performances
27 performances met the MileSplit US Second Team standard.
| HS Girls | Mark | Athlete | Team |
|---|---|---|---|
| 1500 Meter Run Finals | 4:49.40 | Sydney Hwang | Claremont (SS) |
| 1500 Meter Run Finals | 4:54.90 | Mia Barnett | Village Christian (SS) |
| 1500 Meter Run Finals | 4:56.01 | Azalea Segura-mora | Claremont (SS) |
| 1500 Meter Run Finals | 4:56.80 | Kalinda Reynolds | Claremont (SS) |
| 1500 Meter Run Finals | 5:02.43 | Tess Rounds | Claremont (SS) |
| 300 Meter Dash Finals | 39.38 | Gizelle Reid | Rancho High School |
| 300 Meter Dash Finals | 41.03 | Jordan Davis | Alhambra (SS) |
| 300 Meter Dash Finals | 41.41 | Deja Allain | La Sierra (SS) |
| 300 Meter Dash Finals | 42.21 | Jada Hicks | Upland (SS) |
| 300 Meter Dash Finals | 42.96 | Samantha Munguia | Walnut (SS) |
| 4x200 Meter Relay Finals | 1:39.73 | Relay Team | Las Vegas High School |
| 4x800 Meter Relay Finals | 9:49.00 | Relay Team | Claremont (SS) |
| 60 Meter Hurdles Finals | 8.87 | Jada Hicks | Upland (SS) |
| 60 Meter Dash Finals | 7.75 | Jada Hicks | Upland (SS) |
| 60 Meter Dash Finals | 7.76 | Gizelle Reid | Rancho High School |
| Long Jump Finals | 17-4 | Kennedy Smith | Upland (SS) |
| Long Jump Finals | 17-11 | Micah Fulton | Muir (SS) |
| Triple Jump Finals | 38-0 | Dominique Ruotolo | Mater Dei (SS) |
| HS Boys | Mark | Athlete | Team |
| 1500 Meter Run Finals | 4:10.50 | Miguel Ayala | La Puente (SS) |
| 300 Meter Dash Finals | 35.59 | Brendan Fong | Polytechnic - Pasadena (SS) |
| 300 Meter Dash Finals | 35.87 | Namir Hemphill | Upland (SS) |
| 300 Meter Dash Finals | 36.33 | Torre Smith | Rancho Verde (SS) |
| 300 Meter Dash Finals | 36.42 | Justin Fong | Polytechnic - Pasadena (SS) |
| 600 Meter Run Finals | 1:24.19 | Miguel Ayala | La Puente (SS) |
| 600 Meter Run Finals | 1:26.63 | Justin Scalf | Bishop Amat (SS) |
| 600 Meter Run Finals | 1:26.69 | Trevor Nguru | Rancho Verde (SS) |
| Weight Throw Finals | 55-5 | Devon Cetti | Santa Barbara (SS) |