| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Stetor, Wyatt R (9)
|
AMPTSC |
44.46 |
44.92 |
0.46 |
| 1 |
Yan, Ivan N (10)
|
MAMSA |
49.99 |
47.49 |
-2.50 |
| 1 |
Zheng, Hadrian T (9)
|
MANLAC |
57.78 |
52.44 |
-5.34 |
| 2 |
Summers, Evan (10)
|
MAWASC |
44.01 |
45.40 |
1.39 |
| 2 |
Barry, Patrick J (10)
|
MAMSA |
49.37 |
48.22 |
-1.15 |
| 2 |
Johnson, Zachary K (10)
|
MAWAC |
|
53.81 |
- |
| 3 |
Manser, Brady C (10)
|
MAUDAC |
46.27 |
45.56 |
-0.71 |
| 3 |
Deng, Jerry Y (9)
|
MAMSA |
49.52 |
50.30 |
0.78 |
| 3 |
Peng-Morris, Ethan (9)
|
MAUDAC |
57.43 |
54.29 |
-3.14 |
| 4 |
Shirey, Jackson E (10)
|
MALAC |
53.24 |
53.08 |
-0.16 |
| 4 |
Cavanaugh, Brett R (9)
|
MAUN-8 |
45.97 |
54.10 |
8.13 |
| 4 |
Deprenda, Nathaniel R (9)
|
MAWASC |
1:08.25 |
54.67 |
-13.58 |
| 5 |
Mihalovich, Alexander C (10)
|
AMPTSC |
56.35 |
55.39 |
-0.96 |
| 6 |
Yu, Evan H (10)
|
MAMSA |
1:00.58 |
59.28 |
-1.30 |
| 7 |
Gregg, Garner R (9)
|
MAWAC |
1:07.94 |
1:01.33 |
-6.61 |
| 8 |
Ruch, James A (9)
|
MACBST |
|
1:01.94 |
- |
| 9 |
Dixson, Connor J (9)
|
MAUN-2 |
1:20.00 |
1:02.01 |
-17.99 |
| 10 |
Russ, Alexander (10)
|
MACBFY |
1:05.68 |
1:03.07 |
-2.61 |
| 11 |
Gibbons, Noah C (10)
|
MAMSA |
|
1:07.43 |
- |
| 12 |
Corbett, Paul H (10)
|
MAWAC |
|
1:09.03 |
- |
| 13 |
Saylor, Logan P (10)
|
MAKIDS |
|
1:12.06 |
- |
| 14 |
Marabathula, Dhanush (9)
|
MAMSA |
|
1:13.67 |
- |
|
Roberts, Aidan H (10)
|
MAMSA |
|
NS |
- |