Elite Performances
14 performances met the MileSplit US Second Team standard.
| HS Boys | Mark | Athlete | Team |
|---|---|---|---|
| 4x1600 Meter Relay Finals | 18:19.60 | Relay Team | Park Ridge (Maine South) |
| 4x1600 Meter Relay Finals | 18:13.10 | Relay Team | Highland Park |
| 4x1600 Meter Relay Finals | 18:12.90 | Relay Team | Winnetka (New Trier) |
| 4x1600 Meter Relay Finals | 18:08.60 | Relay Team | Lake Zurich |
| 4x800 Meter Relay Finals | 8:06.10 | Relay Team | Winnetka (New Trier) |
| 4x800 Meter Relay Finals | 8:05.80 | Relay Team | Highland Park |
| 4x800 Meter Relay Finals | 8:02.40 | Relay Team | Lake Zurich |
| Sprint Medley Relay Finals | 3:41.80 | Relay Team | Park Ridge (Maine South) |
| Sprint Medley Relay Finals | 3:40.10 | Relay Team | Lake Zurich |
| 800 Meter Sprint Medley Relay Finals | 1:35.90 | Relay Team | Glenview (Glenbrook South) |
| 800 Meter Sprint Medley Relay Finals | 1:36.60 | Relay Team | Lake Forest (H.S.) |
| 800 Meter Sprint Medley Relay Finals | 1:37.80 | Relay Team | Winnetka (New Trier) |
| 800 Meter Sprint Medley Relay Finals | 1:39.70 | Relay Team | Park Ridge (Maine South) |
| 800 Meter Sprint Medley Relay Finals | 1:40.00 | Relay Team | Lincolnshire (Stevenson) |