Elite Performances
4 performances met the MileSplit US Second Team standard.
| HS Girls | Mark | Athlete | Team |
|---|---|---|---|
| 4x200 Meter Relay Finals | 1:48.66 | Relay Team | Bolingbrook |
| HS Boys | Mark | Athlete | Team |
| 4x200 Meter Relay Finals | 1:34.24 | Relay Team | Hillside (Proviso West) |
| 4x800 Meter Relay Finals | 8:20.21 | Relay Team | Highland Park |
| 4x800 Meter Relay Finals | 8:21.06 | Relay Team | DeKalb |