| Team | Relay | 4x100 |
|---|---|---|
| Mason City | 45.27 | |
| Mason City | 49.84 |
| Team | Relay | 4x200 |
|---|---|---|
| Mason City | 1:35.61 | |
| Mason City | 1:35.62 | |
| Mason City | 1:37.55 | |
| Mason City | 1:39.68 |
| Team | Relay | 4x400 |
|---|---|---|
| Mason City | 3:31.74 | |
| Mason City | 3:37.22 | |
| Mason City | 3:42.81 | |
| Mason City | 3:47.22 |
| Team | Relay | 4x800 |
|---|---|---|
| Mason City | 8:35.05 | |
| Mason City | 8:58.69 | |
| Mason City | 9:39.44 |
| Team | Relay | 800S |
|---|
| Team | Relay | 1600D |
|---|---|---|
| Mason City | 3:59.88 | |
| Mason City | 4:16.50 |
| Team | Relay | 4x110H |
|---|---|---|
| Mason City | 1:01.86 | |
| Mason City | 1:03.25 | |
| Mason City | 1:04.00 | |
| Mason City | 1:05.95 |
