| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Argeros, Alexander L (7)
|
MRJCCT |
|
47.18 |
- |
| 2 |
Fabbri Purwin, Nikolai (7)
|
MRSMC |
|
48.18 |
- |
| 3 |
Tucker, Bradley S (7)
|
MRBGNW |
|
51.53 |
- |
| 4 |
Valenton, David A (6)
|
CTZEUS |
1:00.00 |
52.74 |
-7.26 |
| 5 |
Aikman, Giles R (7)
|
MRYMID |
|
53.91 |
- |
| 6 |
Bachkosky, Reid S (7)
|
MRBGNW |
|
55.40 |
- |
| 7 |
Zissu, Jake N (7)
|
MRBGNW |
1:01.62 |
58.44 |
-3.18 |
| 8 |
Bensason, Ethan (7)
|
MRYFD |
1:04.59 |
58.57 |
-6.02 |
| 9 |
Boston, Richard N (7)
|
MRYFD |
|
59.88 |
- |
| 10 |
Feinstein, Maxwell J (6)
|
MRYFD |
1:08.25 |
1:01.77 |
-6.48 |
| 11 |
Garcia-Reyes, Johann (7)
|
CTZEUS |
1:08.04 |
1:02.02 |
-6.02 |
| 12 |
Appelman, Leon A (7)
|
MRYFD |
|
1:03.60 |
- |
| 13 |
Klein, Elias P (7)
|
MRYFD |
1:03.68 |
1:05.74 |
2.06 |
| 14 |
Kim, Sean T (7)
|
MRYFD |
|
1:06.44 |
- |
| 15 |
Rutherford, Cameron J (6)
|
MRSMC |
|
1:11.37 |
- |
| 16 |
Loucopoulos, Christian A (7)
|
MRYFD |
1:22.94 |
1:14.50 |
-8.44 |
| 17 |
Donovan, James R (6)
|
MRYMID |
|
1:35.17 |
- |