| Lane | Team | Squad | Athlete 1 | Athlete 2 | Athlete 3 | Athlete 4 | Seed |
|---|---|---|---|---|---|---|---|
| 2 | Crystal Lake (Central) | A | O'Hare | Schroll | Stegmeyer | Runge | 46.34 |
| 3 | Glenview (Glenbrook South) | A | Freidinger | Schaefer | Shapiro | Shapiro | 43.70 |
| 4 | Mt. Prospect (Prospect) | A | Sahakian | Berman | Raitano | Balenda | DQ |
| 5 | Winnetka (New Trier) | A | Anyaso | O'Neill | Vibhatasilpin | Brewer | 43.29 |
| 6 | Buffalo Grove | A | Hopson | Perot | Prawica | Alfaro | 45.10 |
| 7 | Hoffman Estates (Conant) | A | Samuel | Floyd | Sproat | Jain | 48.50 |