| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Kline, Henry J (12)
|
MDMAS |
1:37.27 |
1:25.75 |
-11.52 |
| 2 |
Davies, Hayden M (11)
|
MDFAST |
1:31.06 |
1:28.24 |
-2.82 |
| 3 |
Haven, Conner T (11)
|
MDMAS |
1:50.08 |
1:30.14 |
-19.94 |
| 4 |
Kennedy, Will A (12)
|
MDMAS |
1:30.80 |
1:30.45 |
-0.35 |
| 5 |
Myers, Mitchell C (12)
|
MDMAS |
1:29.06 |
1:30.69 |
1.63 |
| 6 |
Skidmore, Michael K (12)
|
MDFAST |
1:36.98 |
1:32.38 |
-4.60 |
| 7 |
Navarra, Niall J (11)
|
MDMAS |
1:42.10 |
1:34.26 |
-7.84 |
| 8 |
Missry, Leon A (12)
|
MDMAS |
1:35.49 |
1:34.63 |
-0.86 |
| 9 |
Spencer, Matthew R (11)
|
MDMAS |
1:39.80 |
1:34.70 |
-5.10 |
| 10 |
Snyder, Santos A (11)
|
MDYRAC |
1:55.01 |
1:36.53 |
-18.48 |
| 11 |
Vong, Leo S (11)
|
MDMAS |
1:41.27 |
1:38.90 |
-2.37 |
| 12 |
Waltz, Tyler R (12)
|
MDFAST |
1:54.27 |
1:42.95 |
-11.32 |
| 13 |
Znamirowski, Jason W (12)
|
MDMAS |
|
1:43.18 |
- |
| 14 |
Khan, Ayaan (12)
|
MDMAS |
|
1:44.24 |
- |
| 15 |
Enriquez, Samuel J (11)
|
MDFAST |
1:42.84 |
1:44.96 |
2.12 |
|
Joyner, Aiden D (11)
|
MDBCSC |
1:27.57 |
DQ |
- |
|
Phelps, Grady T (11)
|
MDMAS |
1:55.75 |
DQ |
- |
|
Singley Jr, William M (12)
|
MDCSAC |
|
DQ |
- |
|
Lee, Ju-An (12)
|
MDMAS |
|
NS |
- |
|
Di Gregorio, Caleb E (11)
|
MDMAS |
1:47.83 |
NS |
- |