| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Zhang, Ryan D (11)
|
MDEST |
1:10.50 |
1:08.15 |
-2.35 |
| 2 |
Joyner, Aiden D (11)
|
MDBCSC |
1:16.03 |
1:13.56 |
-2.47 |
| 3 |
Ddungu, Hashir I (12)
|
MDEST |
1:11.12 |
1:14.18 |
3.06 |
| 4 |
Liang, Kai H (11)
|
MDEST |
1:15.94 |
1:15.06 |
-0.88 |
| 5 |
Phillips, Zachary S (12)
|
MDYCM |
1:32.98 |
1:15.17 |
-17.81 |
| 6 |
Norris, Bradin J (12)
|
MDEST |
1:14.07 |
1:16.22 |
2.15 |
| 7 |
Speace, Hayden H (11)
|
MDEST |
1:20.63 |
1:19.07 |
-1.56 |
| 8 |
Gargagliano, Michael H (12)
|
MDYCM |
1:23.26 |
1:21.51 |
-1.75 |
| 9 |
Greenwald, Harrison A (12)
|
MDEST |
1:22.70 |
1:22.61 |
-0.09 |
| 10 |
Flowers, Masbeth J (11)
|
MDEST |
1:22.53 |
1:22.73 |
0.20 |
| 11 |
Li, Ryan (11)
|
MDEST |
1:28.58 |
1:25.96 |
-2.62 |
| 12 |
Tejay, Yuvraj S (12)
|
MDEST |
1:31.44 |
1:26.89 |
-4.55 |
| 13 |
Kay, Tyler O (11)
|
MDEST |
1:28.82 |
1:26.93 |
-1.89 |
| 14 |
Garcia, Mark A (11)
|
MDYCM |
1:32.08 |
1:28.36 |
-3.72 |
| 15 |
Kim, Jonathan J (11)
|
MDEST |
1:32.62 |
1:31.68 |
-0.94 |
| 16 |
DiFilippo, Kyle A (11)
|
MDBAAC |
2:04.24 |
1:39.67 |
-24.57 |
| 17 |
Skidmore, Michael K (12)
|
MDFAST |
|
1:47.81 |
- |
|
White, Garrett H (12)
|
MDYCM |
|
DQ |
- |
|
Mislow, Max K (12)
|
MDEST |
1:21.04 |
DQ |
- |