| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Truong, Matthew (10)
|
MAPAY |
45.69 |
43.43 |
-2.26 |
| 2 |
Arthurs, Aidan L (10)
|
MAKAY |
43.92 |
43.57 |
-0.35 |
| 3 |
Zhang, Austin H (10)
|
MAUMLY |
45.50 |
43.79 |
-1.71 |
| 4 |
Haas, Liam H (10)
|
MAUMLY |
46.50 |
46.78 |
0.28 |
| 5 |
Hoke, Wyatt N (9)
|
MARAYS |
55.44 |
47.69 |
-7.75 |
| 6 |
Liu, Kaden Y (9)
|
MAUMLY |
50.02 |
48.73 |
-1.29 |
| 7 |
Deng, Jerry Y (9)
|
MAUMLY |
49.52 |
49.00 |
-0.52 |
| 8 |
Miller, Braden P (10)
|
MDYCM |
49.46 |
49.37 |
-0.09 |
| 9 |
Muldowney, Alexander J (10)
|
MAUMLY |
54.89 |
51.09 |
-3.80 |
| 10 |
Serafin, Alex (9)
|
MAWEST |
48.99 |
51.25 |
2.26 |
| 11 |
Seavers-Reale, Bennett E (10)
|
MDYCM |
56.35 |
52.26 |
-4.09 |
| 12 |
Shupard, Ryan J (9)
|
MAWCAY |
50.34 |
52.88 |
2.54 |
| 13 |
Bacani, Ryan J (9)
|
MAUMLY |
|
53.11 |
- |
| 14 |
Burk, Kyle M (10)
|
MAKAY |
56.89 |
53.30 |
-3.59 |
| 15 |
Patel, Arman M (8)
|
MAPAY |
56.99 |
53.50 |
-3.49 |
| 16 |
Truong, Nicholas (8)
|
MAPAY |
1:00.60 |
57.91 |
-2.69 |
| 17 |
Wan, Derek (9)
|
MAPAY |
58.35 |
57.97 |
-0.38 |
| 18 |
Browne, Patrick (9)
|
MAUMLY |
|
1:02.64 |
- |
| 19 |
Filipovski, Mateo J (8)
|
MAPAY |
1:14.99 |
1:03.80 |
-11.19 |
| 20 |
Neff, James M (9)
|
MDYCM |
59.31 |
1:08.17 |
8.86 |
| 21 |
Madden, Matthew (7)
|
MADYD |
|
1:11.07 |
- |
|
Mamauag, Jericho C (8)
|
MDYCM |
1:15.86 |
DQ |
- |
|
Kim, Ethan Y (9)
|
MDYCM |
1:06.17 |
NS |
- |