| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | SATTERLEE, Braylon | Carson City-Crystal | NT | |
| 2 | GOODSELL, Ted | Carson City-Crystal | NT | |
| 3 | ALLEN, Caleb | Carson City-Crystal | 1:31.88 | |
| 4 | WIRT, Jaxon | Ashley | 1:19.70 | |
| 5 | LOSSIO, Daniel | Mt. Pleasant Sacred Heart | 1:20.62 | |
| 6 | BAGUSS, Devon | Carson City-Crystal | 1:34.21 | |
| 7 | DOHERR-MYERS, Dylan | Carson City-Crystal | NT |
| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | POWLUS, Easton | St. Charles | 1:06.88 | |
| 2 | LAUBENTHAL, William | Mt. Pleasant Sacred Heart | 1:06.17 | |
| 3 | COBURN, Kaiden | Merrill | 1:05.59 | |
| 4 | SKILES, Riley | St. Charles | 1:04.23 | |
| 5 | ROHDE, Trent | St. Charles | 1:05.06 | |
| 6 | COON, Christian | Carson City-Crystal | 1:05.67 | |
| 7 | CAUDILL, Joshua | Vestaburg | 1:06.69 | |
| 8 | ROOKS, Aiden | Coleman | 1:08.96 |
| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | BAILEY, Jonny | Fulton | 1:00.94 | |
| 2 | DIANA, Cameron | Fulton | 59.53 | |
| 3 | DAVIDSON, Lewis | Montabella | 58.86 | |
| 4 | MAYLE, Braylon | Breckenridge | 58.27 | |
| 5 | DOLLOFF, Trevor | Ashley | 58.65 | |
| 6 | WING, Cole | Breckenridge | 59.51 | |
| 7 | COTY, Walker | Merrill | 1:00.71 | |
| 8 | EGAN, Jonathan | Mt. Pleasant Sacred Heart | 1:01.69 |
| Lane | Athlete | Team | Seed | Note |
|---|---|---|---|---|
| 1 | CHAFFEE, Wesley | Mt. Pleasant Sacred Heart | 57.42 | |
| 2 | RINGLE, Tristan | Ashley | 56.84 | |
| 3 | SHAPPEE, Jareth | Montabella | 56.34 | |
| 4 | MORRISON, Jacob | Mt. Pleasant Sacred Heart | 53.27 | |
| 5 | MAYLE, Brock | Breckenridge | 55.19 | |
| 6 | WOHLSCHEID, Cayd | Mt. Pleasant Sacred Heart | 56.63 | |
| 7 | BAKER, Eli | Coleman | 57.20 | |
| 8 | LITWILLER, Zach | Fulton | 58.03 |