Compiled by Shannon Heaton
| 400 relay | ||||
| 1 | Bettendorf | 43.61 | April 18, 2008 | |
| 2 | North | 43.97 | April 15, 2008 | |
| 3 | North Scott | 44.09 | April 26, 2008 | |
| 4 | Assumption | 44.57 | April 5, 2008 | |
| 5 | West | 44.59 | April 4, 2008 | |
| 6 | Pleasant Valley | 44.71 | April 26, 2008 | |
| 7 | Maquoketa | 44.98 | April 21, 2008 | |
| 8 | Clinton | 45.07 | April 14, 2008 | |
| 9 | Central | 45.09 | April 18, 2008 | |
| 10 | Central DeWitt | 45.15 | April 18, 2008 | |
| 11 | Muscatine | 45.17 | April 4, 2008 | |
| 12 | West Liberty | 46.20 | April 9, 2008 | |
| 13 | Wilton | 46.21 | April 9, 2008 | |
| 14 | Northeast | 46.40 | April 21, 2008 | |
| 15 | Camanche | 46.69 | April 21, 2008 | |
| 16 | Durant-Bennett | 46.81 | April 21, 2008 | |
| 17 | Tipton | 47.62 | April 21, 2008 | |
| 18 | Columbus | 47.65 | April 9, 2008 | |
| 19 | Bellevue | 48.34 | April 28, 2008 | |
| 20 | Preston/East Central | 48.46 | April 28, 2008 | |
| 800 relay | ||||
| 1 | Bettendorf | 01:31.0 | April 29, 2008 | |
| 2 | Clinton | 01:31.3 | April 4, 2008 | |
| 3 | North | 01:32.6 | April 4, 2008 | |
| 4 | Pleasant Valley | 01:33.3 | April 29, 2008 | |
| 5 | North Scott | 01:33.4 | April 29, 2008 | |
| 6 | West | 01:33.9 | April 11, 2008 | |
| 7 | Central DeWitt | 01:34.0 | April 14, 2008 | |
| 8 | Central | 01:34.1 | April 29, 2008 | |
| 9 | Maquoketa | 01:34.8 | April 14, 2008 | |
| 10 | Assumption | 01:34.9 | April 14, 2008 | |
| 11 | West Liberty | 01:35.4 | April 14, 2008 | |
| 12 | Wilton | 01:36.8 | April 4, 2008 | |
| 13 | Muscatine | 01:37.0 | April 4, 2008 | |
| 14 | Durant-Bennett | 01:37.0 | April 9, 2008 | |
| 15 | Tipton | 01:38.6 | April 14, 2008 | |
| 16 | Northeast | 01:38.6 | April 15, 2008 | |
| 17 | Louisa-Muscatine | 01:39.0 | April 7, 2008 | |
| 18 | Camanche | 01:39.0 | April 15, 2008 | |
| 19 | Bellevue | 01:40.5 | April 28, 2008 | |
| 20 | Columbus | 01:40.6 | April 9, 2008 | |
| 1,600 relay | ||||
| 1 | Pleasant Valley | 03:27.3 | April 26, 2008 | |
| 2 | Clinton | 03:27.5 | April 29, 2008 | |
| 3 | West Liberty | 03:30.4 | April 14, 2008 | |
| 4 | West | 03:31.2 | April 14, 2008 | |
| 5 | Bettendorf | 03:31.5 | April 15, 2008 | |
| 6 | Maquoketa | 03:34.0 | April 14, 2008 | |
| 7 | North Scott | 03:34.6 | April 14, 2008 | |
| 8 | Central DeWitt | 03:36.3 | April 14, 2008 | |
| 9 | North | 03:38.0 | April 18, 2008 | |
| 10 | Assumption | 03:38.4 | April 15, 2008 | |
| 11 | Northeast | 03:38.4 | April 21, 2008 | |
| 12 | Muscatine | 03:39.1 | April 18, 2008 | |
| 13 | Tipton | 03:41.7 | April 4, 2008 | |
| 14 | Central | 03:42.6 | March 28, 2008 | |
| 15 | Preston/East Central | 03:43.9 | April 15, 2008 | |
| 16 | Wilton | 03:46.2 | April 4, 2008 | |
| 17 | Columbus | 03:48.9 | April 9, 2008 | |
| 18 | Camanche | 03:49.1 | April 15, 2008 | |
| 19 | Wapello | 03:58.0 | April 9, 2008 | |
| 20 | Bellevue | 04:01.8 | April 28, 2008 | |
| 3,200 relay | ||||
| 1 | Pleasant Valley | 07:54.9 | April 26, 2008 | |
| 2 | Bettendorf | 08:10.7 | April 14, 2008 | |
| 3 | Northeast | 08:13.7 | April 14, 2008 | |
| 4 | West Liberty | 08:13.8 | April 14, 2008 | |
| 5 | Clinton | 08:22.0 | April 29, 2008 | |
| 6 | North | 08:29.5 | April 4, 2008 | |
| 7 | Wilton | 08:29.7 | April 4, 2008 | |
| 8 | Tipton | 08:30.9 | April 20, 2008 | |
| 9 | North Scott | 08:31.6 | April 29, 2008 | |
| 10 | West | 08:32.1 | April 29, 2008 | |
| 11 | Central DeWitt | 08:35.2 | April 14, 2008 | |
| 12 | Central | 08:36.4 | April 18, 2008 | |
| 13 | Camanche | 08:51.4 | April 15, 2008 | |
| 14 | Assumption | 08:54.5 | April 18, 2008 | |
| 15 | Durant-Bennett | 09:07.5 | April 20, 2008 | |
| 16 | Wapello | 09:11.6 | April 9, 2008 | |
| 17 | Preston/East Central | 09:17.1 | April 15, 2008 | |
| 18 | Louisa-Muscatine | 09:26.0 | April 7, 2008 | |
| 19 | Muscatine | 09:42.2 | March 28, 2008 | |
| 20 | Maquoketa | 09:43.6 | April 21, 2008 | |
| 1,600 medley relay | ||||
| 1 | Pleasant Valley | 03:32.3 | April 26, 2008 | |
| 2 | Bettendorf | 03:36.3 | April 14, 2008 | |
| 3 | Clinton | 03:37.3 | April 14, 2008 | |
| 4 | Northeast | 03:41.0 | April 14, 2008 | |
| 5 | North | 03:42.9 | April 15, 2008 | |
| 6 | North Scott | 03:43.4 | April 15, 2008 | |
| 7 | West Liberty | 03:44.5 | April 14, 2008 | |
| 8 | West | 03:45.7 | April 29, 2008 | |
| 9 | Central DeWitt | 03:45.8 | April 14, 2008 | |
| 10 | Central | 03:48.4 | April 15, 2008 | |
| 11 | Wilton | 03:49.2 | April 4, 2008 | |
| 12 | Tipton | 03:52.1 | April 14, 2008 | |
| 13 | Camanche | 03:53.1 | April 21, 2008 | |
| 14 | Assumption | 03:54.8 | April 15, 2008 | |
| 15 | Muscatine | 03:55.0 | March 28, 2008 | |
| 16 | Columbus | 04:03.3 | March 28, 2008 | |
| 17 | Preston/East Central | 04:03.4 | April 21, 2008 | |
| 18 | Bellevue | 04:03.8 | April 21, 2008 | |
| 19 | Maquoketa | 04:05.4 | April 21, 2008 | |
| 20 | Durant-Bennett | 04:06.1 | March 31, 2008 | |
| Shuttle hurdle relay | ||||
| 1 | Wilton | 59.80 | March 31, 2008 | |
| 2 | Muscatine | 01:00.4 | April 18, 2008 | |
| 3 | Clinton | 01:00.9 | April 29, 2008 | |
| 4 | Bettendorf | 01:01.1 | April 29, 2008 | |
| 5 | West | 01:01.4 | April 29, 2008 | |
| 6 | Central DeWitt | 01:02.2 | April 14, 2008 | |
| 7 | West Liberty | 01:04.3 | April 9, 2008 | |
| 8 | Camanche | 01:04.5 | April 21, 2008 | |
| 9 | Bellevue | 01:04.7 | April 28, 2008 | |
| 10 | Pleasant Valley | 01:05.0 | April 18, 2008 | |
| 11 | North | 01:05.0 | April 18, 2008 | |
| 12 | Northeast | 01:06.0 | April 15, 2008 | |
| 13 | North Scott | 01:06.3 | April 18, 2008 | |
| 14 | Columbus | 01:07.1 | April 9, 2008 | |
| 15 | Camanche | 01:08.0 | March 31, 2008 | |
| 16 | Tipton | 01:08.2 | April 4, 2008 | |
| 17 | Central | 01:08.6 | April 4, 2008 | |
| 18 | Louisa-Muscatine | 01:09.7 | April 7, 2008 | |
| 19 | Wapello | 01:10.4 | April 9, 2008 | |
| 20 | Durant-Bennett | 01:10.7 | April 21, 2008 | |