| Rk | Athlete | 400M |
|---|---|---|
| 1 |
Shenandoah |
49.22 |
| 2 |
Shenandoah |
52.87 |
| 3 |
Lewis Central |
53.03 |
| 4 |
Creston |
53.18 |
| 5 |
Lewis Central |
53.64 |
| 6 |
Creston |
53.99 |
| 7 |
Glenwood |
54.58 |
| 8 |
Lewis Central |
55.13 |
| 9 |
Atlantic |
55.31 |
| 10 |
Atlantic |
55.35 |
| 11 |
Denison-Schleswig |
55.54 |
| 12 |
Harlan Community |
55.56 |
| 13 |
Denison-Schleswig |
55.59 |
| 14 |
Clarinda |
55.71 |
| 15 |
Lewis Central |
56.43 |
| 16 |
Red Oak |
57.44 |
| 17 |
Harlan Community |
57.81 |
| 18 |
Denison-Schleswig |
58.26 |
| 19 |
Creston |
58.36 |
| 20 |
Lewis Central |
58.85 |
| 21 |
Clarinda |
58.98 |
| 22 |
St. Albert |
1:00.10 |
| 23 |
Kuemper Catholic |
1:00.11 |
| 24 |
Glenwood |
1:00.13 |
| 25 |
Lewis Central |
1:00.96 |
| 26 |
Red Oak |
1:01.02 |
| 27 |
Denison-Schleswig |
1:01.46 |
| 28 |
Lewis Central |
1:01.65 |
| 29 |
Red Oak |
1:02.40 |
| 30 |
Red Oak |
1:03.12 |
| 31 |
Shenandoah |
1:03.51 |
| 32 |
Atlantic |
1:03.99 |
| 33 |
Denison-Schleswig |
1:05.00 |
| 34 |
Atlantic |
1:05.52 |
Hawkeye Ten