Elite Performances
4 performances met the MileSplit US Second Team standard.
| HS Girls | Mark | Athlete | Team |
|---|---|---|---|
| Discus Finals | 120-3 (36.65m) | Bailey Bertrand | Marengo |
| Shot Put Finals | 37-4 (11.38m) | Bailey Bertrand | Marengo |
| HS Boys | Mark | Athlete | Team |
| 800 Meter Sprint Medley Relay Finals | 1:36.40 | Relay Team | Marengo |
| 800 Meter Sprint Medley Relay Finals | 1:38.20 | Relay Team | Crystal Lake (South) |