| Name | Event | Round | Time | |
|---|---|---|---|---|
| 51 | Lyndon Amon | 200 L Fly | Prelims | 2:29.32 |
| 52 | Tanner Baldry | 200 L Breast | Prelims | 2:50.13 |
| 53 | Simon McMahon | 200 L IM | Finals | 2:32.91 |
| 54 | Simon McMahon | 50 L Free | Prelims | 28.42 |
| 55 | Finnian Westenfelder | 400 L Free | Timed Finals | 5:00.05 |
| 56 | Sawyer Keyes | 200 L Fly | Prelims | 2:32.46 |
| 57 | Lyndon Amon | 200 L Fly | Finals | 2:32.86 |
| 58 | Lyndon Amon | 50 L Breast | Finals | 36.32 |
| 59 | Sawyer Keyes | 200 L Breast | Prelims | 2:54.80 |
| 60 | Hunter Harrington | 50 L Fly | Timed Finals | 31.03 |
| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Missoula Aquatic Club | 200 L Medley Relay | Timed Finals | |
| Name | Gold | Silver | Bronze | Score | FINA | |
|---|---|---|---|---|---|---|
| 16 | Finnian Westenfelder | 0 | 0 | 0 | – | 347.8 |
| 17 | Conor McMahon | 0 | 0 | 0 | – | 216.4 |
| 18 | Everett Smith | 0 | 0 | 0 | – | 206.7 |
| 19 | Layne Rolston-clemmer | 0 | 0 | 0 | – | 182.8 |
| 20 | Decker Irvine | 0 | 0 | 0 | – | 54.0 |
