| Pl | Athlete / entry | Gr | School / team | Mark |
|---|---|---|---|---|
| 1 | TreynorPlace 1 · Treynor | — | Treynor | 1:33.58a |
| 2 | Mount AyrPlace 2 · Mount Ayr | — | Mount Ayr | 1:35.57a |
| 3 | Van MeterPlace 3 · Van Meter | — | Van Meter | 1:38.75a |
| 4 | EarlhamPlace 4 · Earlham | — | Earlham | 1:41.10a |
| 5 | MadridPlace 5 · Madrid | — | Madrid | 1:42.45a |
| 6 | EarlhamPlace 6 · Earlham | — | Earlham | 1:42.60a |
| 7 | Greene CountyPlace 7 · Greene County | — | Greene County | 1:42.91a |
| 8 | Interstate 35 TruroPlace 8 · Interstate 35 Truro | — | Interstate 35 Truro | 1:44.78a |
| 9 | West Central Valley StuartPlace 9 · West Central Valley Stuart | — | West Central Valley Stuart | 1:45.23a |
| 10 | St. Edmond Fort DodgePlace 10 · St. Edmond Fort Dodge | — | St. Edmond Fort Dodge | 1:45.70a |
| 11 | Wayne CorydonPlace 11 · Wayne Corydon | — | Wayne Corydon | 1:50.07a |
| 12 | Panorama PanoraPlace 12 · Panorama Panora | — | Panorama Panora | 1:51.95a |
| — | ACGC · ACGC | — | ACGC | DQ |