| Rk | Athlete | 400M |
|---|---|---|
| 1 |
St. Albert |
51.05 |
| 2 |
Red Oak |
51.10 |
| 3 |
Clarinda |
52.21 |
| 4 |
Harlan Community |
54.04 |
| 5 |
Lewis Central |
Q 54.25 |
| 6 |
Kuemper Catholic |
54.48 |
| 7 |
Lewis Central |
54.50 |
| 8 |
Lewis Central |
54.55 |
| 9 |
Atlantic |
54.64 |
| 10 |
Kuemper Catholic |
55.35 |
| 11 |
Clarinda |
55.44 |
| 12 |
Glenwood |
55.58 |
| 13 |
Atlantic |
56.36 |
| 14 |
Red Oak |
56.67 |
| 15 |
St. Albert |
56.84 |
| 16 |
Creston |
56.88 |
| 17 |
Clarinda |
57.03 |
| 18 |
Clarinda |
58.26 |
| 19 |
Creston |
58.58 |
| 20 |
Lewis Central |
58.93 |
| 21 |
Creston |
59.15 |
| 22 |
Creston |
1:00.26 |
| 23 |
Denison-Schleswig |
1:00.59 |
| 24 |
Atlantic |
1:01.19 |
| 25 |
Atlantic |
1:01.60 |
| 26 |
Lewis Central |
1:02.14 |
| 27 |
Glenwood |
1:03.04 |
| 28 |
Shenandoah |
1:04.20 |
| 29 |
St. Albert |
1:04.70 |
| 30 |
St. Albert |
1:08.91 |
Hawkeye Ten