Elite Performances
10 performances met the MileSplit US Second Team standard.
| HS Boys | Mark | Athlete | Team |
|---|---|---|---|
| 4x100 Meter Throwers Relay Finals | 48.86 | Relay Team | Lake Zurich |
| 4x100 Meter Throwers Relay Finals | 50.78 | Relay Team | Wilmette (Loyola Academy) |
| 4x1600 Meter Relay Finals | 17:19.89 | Relay Team | Lake Zurich |
| 4x800 Meter Relay Finals | 8:04.97 | Relay Team | Northbrook (Glenbrook North) |
| 4x800 Meter Relay Finals | 8:07.51 | Relay Team | Lincolnshire (Stevenson) |
| Sprint Medley Relay Finals | 3:42.84 | Relay Team | Lake Zurich |
| Sprint Medley Relay Finals | 3:43.39 | Relay Team | Lincolnshire (Stevenson) |
| 800 Meter Sprint Medley Relay Finals | 1:35.00 | Relay Team | Lake Zurich |
| 800 Meter Sprint Medley Relay Finals | 1:38.12 | Relay Team | Lincolnshire (Stevenson) |
| 800 Meter Sprint Medley Relay Finals | 1:39.28 | Relay Team | Lake Forest (H.S.) |