| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Shaw, Nevin R (12)
|
MANPAC |
|
1:15.32 |
- |
| 2 |
Chiu, Brandon (12)
|
MAFSA |
1:23.26 |
1:17.79 |
-5.47 |
| 3 |
Taylor, James W (12)
|
MAEMAC |
1:19.68 |
1:18.09 |
-1.59 |
| 4 |
Tran, Gavin H (11)
|
MAHAC |
1:23.29 |
1:18.72 |
-4.57 |
| 5 |
Stevens, Coleman D (12)
|
MAFSSC |
1:38.78 |
1:19.72 |
-19.06 |
| 6 |
Scott, Brady A (12)
|
MACBST |
1:22.09 |
1:20.69 |
-1.40 |
| 7 |
Zhou, Ethan (11)
|
MAMSA |
1:23.24 |
1:21.83 |
-1.41 |
| 8 |
Miller, Steven A (12)
|
MAYY |
1:22.74 |
1:22.13 |
-0.61 |
| 9 |
Park, Brody H (12)
|
MAFSA |
1:31.11 |
1:22.70 |
-8.41 |
| 10 |
Feldman, Derek A (12)
|
MACBST |
1:26.84 |
1:23.27 |
-3.57 |
| 11 |
Faulkingham, Jacob T (11)
|
MAMSA |
1:22.61 |
1:23.46 |
0.85 |
| 12 |
Masters, Owen R (12)
|
NJPAA |
1:30.16 |
1:27.12 |
-3.04 |
| 13 |
Richards-Indro, Niall (12)
|
MALCY |
1:32.21 |
1:27.63 |
-4.58 |
| 14 |
Martin, Shane (11)
|
MALCY |
1:31.98 |
1:28.64 |
-3.34 |
| 15 |
Bocchino, Gian Carlo (11)
|
MASOUD |
1:16.82 |
1:28.84 |
12.02 |
| 16 |
Cichewicz, Cole E (11)
|
MALCY |
1:35.25 |
1:29.05 |
-6.20 |
| 17 |
Dec, Bartosz (12)
|
MACBST |
1:40.90 |
1:29.92 |
-10.98 |
| 18 |
Mentzer, Gavin G (12)
|
MASKY |
1:28.20 |
1:31.80 |
3.60 |
| 19 |
Van Beurden, Noah H (12)
|
MACBST |
1:39.22 |
1:36.40 |
-2.82 |
| 20 |
Paterson, Henry D (11)
|
MALANY |
|
1:36.88 |
- |
| 21 |
Fastrich, Owen S (12)
|
MAHAC |
1:37.61 |
1:37.89 |
0.28 |
| 22 |
Bekes, Maxwell A (12)
|
MACBST |
1:47.96 |
1:40.43 |
-7.53 |
| 23 |
Chung, Jimin (11)
|
MACBST |
|
1:44.57 |
- |
| 24 |
Feldman, Tyler J (12)
|
MACBST |
|
1:48.91 |
- |
| 25 |
Peters, Nathaniel C (11)
|
MAEMAC |
1:55.89 |
1:53.94 |
-1.95 |
|
Debroy, Rish (12)
|
MAMSA |
1:38.37 |
DQ |
- |
|
Youn, Zachery H (11)
|
MAFSA |
|
DQ |
- |
|
McGrath, Francis C (12)
|
MACBST |
1:23.67 |
DQ |
- |
|
Sao, Shreyas (11)
|
MAMSA |
1:44.49 |
NS |
- |
|
Makaron, Benjamin F (11)
|
MANPAC |
|
NS |
- |