| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Horner, Colton R (10)
|
PVMACH |
1:09.50 |
1:08.92 |
-0.58 |
| 2 |
Edwards, Henry L (10)
|
PVMACH |
1:18.09 |
1:18.57 |
0.48 |
| 3 |
Korolev, Ilya G (9)
|
PVMACH |
1:22.89 |
1:18.76 |
-4.13 |
| 4 |
Nguyen, Declan L (10)
|
PVMACH |
1:20.13 |
1:20.27 |
0.14 |
| 5 |
Bennett, John M (10)
|
PVMACH |
1:28.36 |
1:21.83 |
-6.53 |
| 6 |
Hsu, Isaac W (10)
|
PVNCAP |
1:26.06 |
1:21.88 |
-4.18 |
| 7 |
Roddin, Jacob H (9)
|
PVMACH |
1:23.75 |
1:22.31 |
-1.44 |
| 8 |
Washburn, Robert T (10)
|
PVNCAP |
1:25.46 |
1:22.87 |
-2.59 |
| 9 |
Larkin, James D (10)
|
PVMACH |
1:23.92 |
1:23.39 |
-0.53 |
| 10 |
Williams, George M (10)
|
PVMACH |
1:23.90 |
1:26.47 |
2.57 |
| 11 |
Batten, Peter O (9)
|
PVMACH |
1:30.12 |
1:26.97 |
-3.15 |
| 12 |
Ballagh, Finn A (9)
|
PVMACH |
|
1:34.85 |
- |
| 13 |
Masiulis, Joseph C (9)
|
PVNCAP |
1:43.11 |
1:37.14 |
-5.97 |
| 14 |
Brown, Avery E (9)
|
PVMACH |
|
1:40.43 |
- |
| 15 |
Peev, Zane J (10)
|
PVMACH |
1:42.07 |
1:42.08 |
0.01 |
| 16 |
Yanoff, Max S (9)
|
PVNCAP |
|
1:45.16 |
- |
| 17 |
Sihal, Eesa (10)
|
PVSDS |
1:50.84 |
1:45.67 |
-5.17 |
| 18 |
Mantri, Ciaran J (10)
|
PVMACH |
|
1:45.98 |
- |
| 19 |
Miller, Tristan L (9)
|
PVMACH |
1:44.81 |
1:48.74 |
3.93 |
| 20 |
Bucher, William J (9)
|
PVMACH |
|
1:58.67 |
- |
| 21 |
Brown, Max R (9)
|
PVMACH |
2:06.31 |
2:06.27 |
-0.04 |
|
Basilio, Maxwell D (9)
|
PVNCAP |
1:34.71 |
DQ |
- |
|
Kownacki, Cooper F (10)
|
PVMACH |
1:29.93 |
NS |
- |
|
Dafflitto, Francesco S (10)
|
PVSDS |
|
NS |
- |