| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ayers, Alexander A (12)
|
NC1994 |
58.91 |
57.92 |
-0.99 |
| 2 |
Hill, Aidan W (12)
|
NC1990 |
58.88 |
58.06 |
-0.82 |
| 3 |
Kroll, John T (11)
|
NC1994 |
1:00.60 |
58.64 |
-1.96 |
| 4 |
Wimberly, Jacob C (12)
|
NC1990 |
57.53 |
58.86 |
1.33 |
| 5 |
Zhang, Christopher R (12)
|
NC1977 |
1:01.42 |
59.18 |
-2.24 |
| 6 |
Llerenas, Emilio (12)
|
NC1994 |
1:01.36 |
1:00.89 |
-0.47 |
| 7 |
Haywood, Jack P (12)
|
NC1990 |
1:01.45 |
1:01.66 |
0.21 |
| 7 |
Lindsay, Robert H (11)
|
NC1990 |
59.19 |
1:01.66 |
2.47 |
| 9 |
Aristondo, Christopher N (12)
|
NC1994 |
1:03.89 |
1:01.80 |
-2.09 |
| 10 |
Dunham, Davis P (11)
|
NC1994 |
1:07.45 |
1:02.00 |
-5.45 |
| 11 |
Delmar, Benjamin P (12)
|
NC1977 |
1:03.30 |
1:02.08 |
-1.22 |
| 12 |
Glassner, George E (12)
|
NC1977 |
1:01.77 |
1:02.13 |
0.36 |
| 13 |
Clontz III, Norvin A (10)
|
NC1977 |
1:02.72 |
1:02.54 |
-0.18 |
| 14 |
Weber, Lucas D (12)
|
NC1977 |
1:03.28 |
1:02.83 |
-0.45 |
| 15 |
Li, Aiden M (11)
|
NC1990 |
1:08.79 |
1:02.93 |
-5.86 |
| 16 |
Holtham, Isaac O (11)
|
NC1994 |
1:05.15 |
1:03.18 |
-1.97 |
| 17 |
Ashi, Pablo B (11)
|
NC1977 |
1:08.04 |
1:03.46 |
-4.58 |
| 18 |
O'Shea, Charles K (12)
|
NC1990 |
1:02.88 |
1:03.94 |
1.06 |
| 19 |
Heisig, Charles M (12)
|
NC1977 |
1:04.14 |
1:05.23 |
1.09 |
|
McCarter, Gavin L (12)
|
NC1977 |
59.62 |
NS |
- |
|
Delehanty, Jake C (12)
|
NC1990 |
1:02.94 |
NS |
- |