Elite Performances
6 performances met the MileSplit US Second Team standard.
| HS Girls | Mark | Athlete | Team |
|---|---|---|---|
| 4x200 Meter Relay Finals | 1:48.79 | Relay Team | Chicago (Kenwood) |
| 4x200 Meter Relay Finals | 1:48.80 | Relay Team | Bolingbrook |
| 4x200 Meter Relay Finals | 1:49.39 | Relay Team | Evanston (Twp.) |
| 4x800 Meter Relay Finals | 9:58.60 | Relay Team | Evanston (Twp.) |
| HS Boys | Mark | Athlete | Team |
| 4x200 Meter Relay Finals | 1:33.85 | Relay Team | Chicago (St. Rita) |
| 4x800 Meter Relay Finals | 8:21.85 | Relay Team | Mundelein (H.S.) |