| Lane | Team | Squad | Seed | 
|---|---|---|---|
| 3 | Rolling Meadows | A | 1:45.80 | 
| 4 | Hoffman Estates (Conant) | A | 1:38.43 | 
| 5 | Elk Grove Village (E.G.) | A | 1:38.64 | 
| Lane | Team | Squad | Seed | 
|---|---|---|---|
| 1 | Schaumburg | A | 1:36.24 | 
| 2 | Palatine (H.S.) | A | 1:34.53 | 
| 3 | Buffalo Grove | A | 1:33.67 | 
| 4 | Mt. Prospect (Prospect) | A | 1:28.00 | 
| 5 | Barrington | A | 1:33.61 | 
| 6 | Hoffman Estates (H.S.) | A | 1:33.97 | 
| 7 | Arlington Heights (Hersey) | A | 1:35.28 | 
| 8 | Palatine (Fremd) | A | 1:38.24 |