| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Thornton, Alexander K (10)
|
PVMACH |
1:25.71 |
1:20.28 |
-5.43 |
| 2 |
Sturgill, Josiah W (9)
|
PVMACH |
1:26.21 |
1:22.47 |
-3.74 |
| 3 |
Braccia, Samuel K (10)
|
PVMACH |
1:25.76 |
1:25.64 |
-0.12 |
| 4 |
Rayson, Devin K (10)
|
PVMACH |
1:24.09 |
1:26.06 |
1.97 |
| 5 |
Goede, Noah H (10)
|
PVMACH |
1:28.69 |
1:26.50 |
-2.19 |
| 6 |
O'Toole, Aidan M (9)
|
PVMACH |
1:26.31 |
1:28.76 |
2.45 |
| 7 |
Chavez, Marco A (10)
|
PVMACH |
1:28.64 |
1:30.52 |
1.88 |
| 8 |
Hosking, Oliver W (10)
|
PVMACH |
1:26.41 |
1:30.61 |
4.20 |
| 9 |
Halloran, William D (9)
|
PVNCAP |
|
1:31.09 |
- |
| 10 |
Vladimiroff, Daniel (9)
|
PVMACH |
1:37.36 |
1:32.09 |
-5.27 |
| 11 |
Christman, Tomas J (10)
|
PVSTJS |
1:44.30 |
1:33.68 |
-10.62 |
| 12 |
Aylward, Hayes W (10)
|
PVMACH |
1:34.24 |
1:35.85 |
1.61 |
| 13 |
Montgomery, Nicholas S (10)
|
PVSTJS |
1:36.72 |
1:35.96 |
-0.76 |
| 14 |
Manley, Matthew R (10)
|
PVNCAP |
|
1:40.36 |
- |
| 15 |
Roberts Nijim, Sami J (8)
|
PVMACH |
|
1:44.31 |
- |
| 16 |
Zhao, Lucas X (9)
|
PVMACH |
1:55.72 |
1:47.77 |
-7.95 |
| 17 |
Meyers, John A (10)
|
PVMACH |
2:09.44 |
2:09.64 |
0.20 |
| 18 |
Tan, Edison E (8)
|
PVMACH |
|
2:16.31 |
- |
|
Braunstein, Landon K (9)
|
PVSTJS |
2:02.46 |
DQ |
- |
|
Taylor, Matthew T (10)
|
PVMACH |
2:00.70 |
DQ |
- |
|
Banov, Giacomo (8)
|
PVWSH |
|
DQ |
- |
|
Qin, Zachary Z (10)
|
PVNCAP |
1:31.68 |
NS |
- |
|
Steele, Bennett W (10)
|
PVMACH |
|
NS |
- |