| Lane | Team | Squad | Seed |
|---|---|---|---|
| 4 | Barrington-Prairie Campus | A | NT |
| 5 | Lake Zurich North | A | NT |
| Lane | Team | Squad | Seed |
|---|---|---|---|
| 1 | Deer Path | A | NT |
| 2 | St. Gilbert | A | 1:12.00 |
| 3 | Carl Sandburg | A | 1:05.00 |
| 4 | Stanton | A | 1:03.00 |
| 5 | St. Margaret Mary Catholic | A | 1:03.00 |
| 6 | Grass Lake | A | DNS |
| 7 | Woodland | A | DQ |
| 8 | St. Mary (Elgin) | A | DNS |
| Lane | Team | Squad | Seed |
|---|---|---|---|
| 1 | Prairie Crossing Charter | A | 1:02.00 |
| 2 | Antioch Upper | A | 59.23 |
| 3 | Big Hollow | A | 57.33 |
| 4 | Hawthorn South | A | 53.90 |
| 5 | Park | A | 56.00 |
| 6 | Grayslake | A | 59.12 |
| 7 | Hawthorn North | A | 59.50 |
| 8 | Wauconda | A | 1:02.00 |