| Lane | Team | Squad | Seed |
|---|---|---|---|
| 2 | Chicago (C. Vocational) | A | 53.93 |
| 3 | Chicago (Rickover Naval Academy) | A | 50.82 |
| 4 | University of Chicago Charter School | A | 46.93 |
| 5 | Chicago (Washington) | A | 47.22 |
| 6 | Chicago (Kennedy) | A | 53.79 |
| Lane | Team | Squad | Seed |
|---|---|---|---|
| 1 | Chicago (Urban Prep/Englewood) | A | 46.50 |
| 2 | Chicago (Sullivan) | A | 46.31 |
| 3 | South Shore Int'l Prep | A | 44.22 |
| 4 | Perspectives IIT Math and Science | A | 43.94 |
| 5 | Chicago (Perspectives Charter/Calumet) | A | 44.10 |
| 6 | Chicago (King) | A | 44.99 |
| 7 | Chicago (Agricultural Science) | A | 46.45 |
| 8 | Johnson College Prep | A | 46.65 |