| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ryan, Eric J (12)
|
ADGUY |
1:17.10 |
1:17.26 |
0.16 |
| 2 |
Brkanovic, Isak A (11)
|
ADDELM |
1:25.36 |
1:22.60 |
-2.76 |
| 3 |
Moore, James P (12)
|
ADDELM |
1:23.30 |
1:23.07 |
-0.23 |
| 4 |
Kaufman, Joshua H (12)
|
ADDELM |
1:26.14 |
1:27.11 |
0.97 |
| 5 |
Baxter, Ayden C (12)
|
MRMWDA |
1:37.76 |
1:32.17 |
-5.59 |
| 6 |
Placencia-Nazareno, Ethan (11)
|
MRTVSC |
1:53.11 |
1:33.20 |
-19.91 |
| 7 |
King, Colin D (12)
|
ADDELM |
1:40.73 |
1:37.71 |
-3.02 |
| 8 |
Kim, Haechan B (12)
|
ADCPP |
|
1:40.26 |
- |
| 9 |
LaFountain, Tobias P (12)
|
ADALBS |
1:50.53 |
1:47.47 |
-3.06 |
| 10 |
Hook, Gavin M (11)
|
ADCPP |
1:57.86 |
1:58.47 |
0.61 |
| 11 |
Iyer, Aayush P (12)
|
ADCPP |
1:54.91 |
2:00.80 |
5.89 |
| 12 |
Leung, Arthur (11)
|
ADCPP |
2:11.19 |
2:04.11 |
-7.08 |