| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Norris, Timothy M (16)
|
MRBAD |
54.57 |
57.10 |
2.53 |
| 2 |
Campbell, William M (14)
|
MRBAD |
56.93 |
57.17 |
0.24 |
| 3 |
Hicks, Charles G (17)
|
MRBAD |
58.69 |
58.06 |
-0.63 |
| 4 |
Sanchez, Roger (17)
|
MRAPEX |
58.26 |
58.08 |
-0.18 |
| 5 |
Rzezwicki, Gabriel (15)
|
MRCFJV |
1:00.51 |
59.05 |
-1.46 |
| 6 |
Rupp, William P (15)
|
MRBAD |
1:02.50 |
1:01.21 |
-1.29 |
| 7 |
Fischer, Christopher J (24)
|
MRAPEX |
1:02.00 |
1:02.28 |
0.28 |
| 8 |
Kurita, Zander A (15)
|
MRJCCT |
1:02.90 |
1:02.58 |
-0.32 |
| 9 |
Maslo, Strahinja (13)
|
MRYFD |
1:01.48 |
1:02.97 |
1.49 |
| 10 |
Vaynshtok, Jonah M (16)
|
MRJCCT |
1:07.03 |
1:04.29 |
-2.74 |
| 11 |
Valadez, Romulo G (16)
|
MRAPEX |
1:02.28 |
1:06.29 |
4.01 |
| 12 |
Daghfous, Skander (15)
|
MRYFD |
1:03.42 |
1:07.11 |
3.69 |
| 13 |
Garcia-Barbier, Jaden R (15)
|
MRYFD |
1:11.26 |
1:09.47 |
-1.79 |
| 14 |
Shen, Jeremy (15)
|
MRYFD |
1:08.27 |
1:10.46 |
2.19 |
| 15 |
Chasteen, Joshua G (14)
|
MRYFD |
1:13.80 |
1:10.60 |
-3.20 |
| 16 |
Galler, Aidan (15)
|
MRCFJV |
1:13.70 |
1:12.58 |
-1.12 |
| 17 |
Dorr, Henry J (13)
|
MRYFD |
1:11.05 |
1:12.75 |
1.70 |
| 18 |
Juncaj, Bernard A (15)
|
MRAPEX |
1:13.82 |
1:13.93 |
0.11 |
| 19 |
Germain, Dylan (15)
|
MRYFD |
1:21.80 |
1:19.88 |
-1.92 |