| Lane | Team | Squad | Athlete 1 | Athlete 2 | Athlete 3 | Athlete 4 | Seed |
|---|---|---|---|---|---|---|---|
| 1 | Highland | A | Capelle | Austin | Augustin | Rosen | 3:55.00 |
| 2 | Jersey | A | Guardado | McGuire | Mueller | Fester | 3:55.00 |
| 3 | Shelbyville | A | Wade | Miller | Miller | Rohdemann | 4:10.00 |
| 4 | Alton Marquette | A | Hartzell | Linkous | Rummerfield | Morrison | 3:50.74 |
| 5 | Pleasant Plains | A | Shea | Frappier | Morley | Moore | 3:48.00 |
| 6 | Granite City | A | Smith | Wilson | Francis | Perry | 3:50.00 |
| Lane | Team | Squad | Athlete 1 | Athlete 2 | Athlete 3 | Athlete 4 | Seed |
|---|---|---|---|---|---|---|---|
| 1 | Carlinville | A | Pointer | Patton | Sims | Williams | 3:45.00 |
| 2 | Triad | A | Wongler | Perry | James | Walter | 3:44.00 |
| 3 | Mascoutah | A | Cruickshank | Cozzi | Mercurio | Eddy | 3:40.00 |
| 4 | Columbia | A | Hall | Crossley | Oestreich | Jacobus | DNS |
| 5 | Alton | A | Bratton | Havis | Bruce | Davis | 3:34.00 |
| 6 | Belleville West | A | Rule | Williams | Perkins | Young | 3:38.00 |