| 49 |
Girls 15 and O 50 Yd. Fly |
Villa Park Mariners |
00:25.67 |
2015 |
| 50 |
Boys 15 and O 50 Yd. Fly |
Roselle Racers |
00:23.84 |
2024 |
| 51 |
Girls 8U 25 Yd. Back |
Bensenville |
00:18.91 |
1996 |
| 52 |
Boys 8U 25 Yd. Back |
Carol Stream Dolphins |
00:18.82 |
2006 |
| 53 |
Girls 9-10 50 Yd. Back |
Bensenville, Woodridge Sea Lions |
00:35.16 |
1990/2001 |
| 54 |
Boys 9-10 50 Yd. Back |
Glendale Heights Dolphins |
00:35.25 |
1982 |
| 55 |
Girls 11-12 50 Yd. Back |
Woodridge Sea Lions |
00:31.96 |
2014 |
| 56 |
Boys 11-12 50 Yd. Back |
Lombard Waves |
00:29.29 |
2003 |
| 57 |
Girls 13-14 50 Yd. Back |
Woodridge Sea Lions |
00:28.55 |
1993 |
| 58 |
Boys 13-14 50 Yd. Back |
Bensenville |
00:28.52 |
1996 |
| 59 |
Girls 15 and O 50 Yd. Back |
Villa Park Mariners |
00:29.47 |
2015 |
| 60 |
Boys 15 and O 50 Yd. Back |
Roselle Racers |
00:24.90 |
2024 |
