SQ=2:16.74
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1A | Brown, Evan | 8 | Oak Park Julian | DNS | |
| 1B | Nicolai, Kyler | 8 | Bolingbrook Jane Addams | 2:49.00 | |
| 1C | Rico, Cesar | 8 | Bolingbrook Brooks | DNS | |
| 2A | Green, Oliver | 8 | River Forest Roosevelt | 2:35.00 | |
| 2B | Mueller, Evan | 8 | Lisle | 2:45.80 | |
| 2C | O'Malley, Elias | 8 | Chicago Whitney Young | 2:55.00 | |
| 3A | Preston, Michael | 8 | River Forest Roosevelt | 2:39.00 | |
| 3B | Dmochowski, Justin | 8 | Bolingbrook Jane Addams | 2:46.00 | |
| 3C | Thigpen, Reggie | 8 | Bolingbrook Brooks | 3:10.60 | |
| 4A | Grau, Marcus | 8 | Romeoville Lukancic | 2:40.00 | |
| 4B | Pavletic, David | 8 | Chicago Whitney Young | 2:51.00 |
| Lane | Athlete | Yr. | Team | Seed | Note |
|---|---|---|---|---|---|
| 1A | Rosen, Bradley | 8 | Woodridge Jefferson | 2:18.00 | |
| 1B | Vejcik, Will | 8 | Oak Park Brooks | 2:28.00 | |
| 2A | Martinez, Christopher | 8 | Romeoville Lukancic | 2:12.00 | |
| 2B | Cosentino, Ben | 8 | Willowbrook Westview Hills | 2:20.00 | |
| 2C | Serrano, Francisco | 8 | Romeoville Martinez | 2:30.00 | |
| 3A | Bailey, Luke | 8 | Lemont Old Quarry | 2:16.57 | |
| 3B | Wolowitz, Ben | 8 | Oak Park Julian | DNS | |
| 3C | Cushing, Tyler | 8 | Bolingbrook Humphrey | 2:31.00 | |
| 4A | Shiminetto, Matt | 8 | Woodridge Jefferson | 2:19.00 | |
| 4B | Amin, Chinmay | 8 | Willowbrook Westview Hills | 2:29.00 |