| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Park, Edward (14)
|
MRNYSA |
1:01.02 |
1:01.52 |
0.50 |
| 2 |
McHugh, Luke P (14)
|
MRBGNW |
1:07.06 |
1:05.63 |
-1.43 |
| 3 |
Wang, Harry H (14)
|
MRAPEX |
1:07.39 |
1:08.68 |
1.29 |
| 4 |
Passante, Michael V (14)
|
MRFREE |
1:09.19 |
1:09.83 |
0.64 |
| 5 |
MacLennan, Alexander L (13)
|
MRAGUA |
1:09.85 |
1:09.97 |
0.12 |
| 6 |
Solash, Max A (13)
|
MRAGUA |
1:14.80 |
1:10.10 |
-4.70 |
| 7 |
Lichtenthal, Jonah G (14)
|
MRSMC |
1:08.08 |
1:10.25 |
2.17 |
| 7 |
Rosenstein, Ari (14)
|
MRAGUA |
1:15.23 |
1:10.25 |
-4.98 |
| 9 |
Engel, Jack (13)
|
MRSMC |
1:10.09 |
1:10.42 |
0.33 |
| 10 |
Cassidy, Kerry J (14)
|
MRAGUA |
1:10.38 |
1:11.61 |
1.23 |
| 11 |
Falbaum, Noah A (14)
|
MRBGNW |
1:18.61 |
1:14.97 |
-3.64 |
| 12 |
Dawa, Tenzin T (14)
|
MRLGAC |
1:12.66 |
1:15.22 |
2.56 |
| 13 |
Bischof, Robert F (13)
|
MRBAD |
1:12.28 |
1:15.47 |
3.19 |
| 14 |
Kratchman, Elijah J (13)
|
MRAGUA |
1:19.56 |
1:16.84 |
-2.72 |
| 15 |
More, Yash B (14)
|
MRAGUA |
1:18.53 |
1:19.03 |
0.50 |
| 16 |
Tomioka, Joshua H (13)
|
MRNYSA |
1:24.14 |
1:19.73 |
-4.41 |
| 17 |
Polaner, Tucker (14)
|
MRSMC |
1:32.77 |
1:25.47 |
-7.30 |
|
Morgan, Tom (13)
|
MRSMC |
1:07.41 |
DQ |
- |