| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Dant, Ross M (18)
|
NCYSST |
58.78 |
1:00.73 |
1.95 |
| 2 |
McCosh, Ethan A (16)
|
NCYSST |
58.76 |
1:01.05 |
2.29 |
| 3 |
McKenzie, Adam A (27)
|
SCAAYM |
59.52 |
1:01.41 |
1.89 |
| 4 |
Maximenya, Daniel C (15)
|
SCAAYM |
1:08.55 |
1:05.87 |
-2.68 |
| 5 |
Parmenter, Carson J (15)
|
NCYSST |
1:10.11 |
1:07.41 |
-2.70 |
| 6 |
Little, James E (17)
|
SCAAYM |
1:09.19 |
1:08.18 |
-1.01 |
| 7 |
Brown, Daniel T (16)
|
SCYCSC |
1:07.61 |
1:10.20 |
2.59 |
| 8 |
Hutchinson, Matthew S (17)
|
NCYSST |
1:09.11 |
1:10.44 |
1.33 |
| 9 |
Miles, James C (17)
|
VASFY |
1:18.00 |
1:10.46 |
-7.54 |
| 11 |
Guffey, Nathaniel A (16)
|
NCWNCY |
1:21.06 |
1:14.47 |
-6.59 |
| 12 |
Webb, William J (17)
|
SCYCSC |
1:18.70 |
1:16.42 |
-2.28 |
| 15 |
MacDermott, Maddux D (16)
|
NCRACY |
1:24.90 |
1:26.18 |
1.28 |
| 16 |
Haas, Dylan R (17)
|
NCYSST |
1:25.65 |
1:28.72 |
3.07 |