Herrin High School Daily Class Schedule
| Early bird | 7:15 - 8:00 |
| 1st Hour | 8:10 - 8:58 |
| 2nd Hour | 9:02 - 9:50 |
| 3rd Hour | 9:54 - 10:44 |
| 4th Hour Lunch A | 10:48 -
11:18 (lunch) 11:22 - 12:10 (class) |
| 4th Hour Lunch B | 10:48 -
11:36 (class) 11:40 - 12:10 (lunch) |
| 5th Hour | 12:14 - 1:02 |
| 6th Hour | 1:06 - 1:54 |
| 7th Hour | 1:58 - 2:46 |
Herrin High School Early Dismissal Schedule
| Early bird | 7:15 - 8:00 |
| 1st Hour | 8:10 - 8:52 |
| 2nd Hour | 8:56 - 9:38 |
| 3rd Hour | 9:42 - 10:27 |
| 4th Hour Lunch A | 10:31 -
11:01 (lunch) 11:05 - 11:47 (class) |
| 4th Hour Lunch B | 10:31 -
11:13 (class) 11:17 - 11:47 (lunch) |
| 5th Hour | 11:51 - 12:34 |
| 6th Hour | 12:38 - 1:21 |
| 7th Hour | 1:25 - 2:08 |