| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Tongtawee, Tunwa (14)
|
ADSARY |
58.89 |
59.12 |
0.23 |
| 2 |
Boyle, Samuel E (13)
|
ADSCHE |
59.28 |
1:00.01 |
0.73 |
| 3 |
Rogowski, Ethan C (13)
|
ADSSCY |
1:00.53 |
1:00.08 |
-0.45 |
| 4 |
Crowley, Ethan E (13)
|
ADSCHE |
1:03.76 |
1:01.49 |
-2.27 |
| 5 |
Mian, Imam (13)
|
ADCLIN |
1:03.57 |
1:02.90 |
-0.67 |
| 6 |
Mace, Christopher G (14)
|
ADSSCY |
1:03.50 |
1:04.24 |
0.74 |
| 7 |
Stelling, Payton J (13)
|
ADUN |
1:04.96 |
1:06.11 |
1.15 |
| 8 |
Srokowski, Nicholas A (13)
|
ADBSPA |
1:09.75 |
1:06.32 |
-3.43 |
| 9 |
Leanza, Nicholas T (14)
|
ADSCHE |
1:05.95 |
1:06.69 |
0.74 |
| 10 |
Willis, Hayden J (14)
|
ADUSAM |
1:10.53 |
1:08.82 |
-1.71 |
| 11 |
Younce, Nathan P (13)
|
ADBENN |
1:12.37 |
1:13.56 |
1.19 |
| 12 |
McGarvey, Christopher J (13)
|
ADJJSC |
1:23.22 |
1:19.90 |
-3.32 |
| 13 |
Lijewski, Connor R (13)
|
ADSSCY |
1:20.28 |
1:22.00 |
1.72 |
| 14 |
Morley, Owen W (14)
|
ADSCHE |
1:28.59 |
1:29.78 |
1.19 |
|
Baird, Connor S (13)
|
ADSCHE |
1:07.41 |
NS |
- |
|
Baird, Calvin M (13)
|
ADSCHE |
1:04.77 |
NS |
- |
|
Williams, Adam R (13)
|
ADUN |
1:04.22 |
NS |
- |
|
Greene, Nathan B (14)
|
ADUSAM |
56.81 |
NS |
- |