| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Deangelis, Nicholas A (9)
|
MRLBA |
42.60 |
42.01 |
-0.59 |
| 2 |
Paggi, Zachary A (10)
|
MRLBA |
48.92 |
44.17 |
-4.75 |
| 3 |
Marra, Anthony J (9)
|
MRLBA |
47.74 |
44.65 |
-3.09 |
| 4 |
Bartolacci, Matthew M (9)
|
MRRA |
52.00 |
45.25 |
-6.75 |
| 5 |
Cohen, Hayden S (9)
|
MRRA |
48.39 |
46.03 |
-2.36 |
| 6 |
Chen, Ethan S (9)
|
MRRA |
55.01 |
47.59 |
-7.42 |
| 7 |
Dorner, Declan M (10)
|
MRNDAC |
47.46 |
47.81 |
0.35 |
| 8 |
Kui, Adam W (10)
|
MRRFAC |
47.89 |
47.82 |
-0.07 |
| 9 |
Kui, Barnabas Z (10)
|
MRRFAC |
49.33 |
48.25 |
-1.08 |
| 10 |
O'Shea, Aiden P (10)
|
MRLBA |
53.27 |
49.57 |
-3.70 |
| 11 |
Evola, Preston J (10)
|
MRRFAC |
|
50.71 |
- |
| 12 |
Danieluc, Matei (9)
|
MRRFAC |
|
52.22 |
- |
| 13 |
Muety, Shaun W (9)
|
MRLBA |
|
52.67 |
- |
| 14 |
Espinoza-Soriano, Jorge (9)
|
MRMHHW |
1:04.12 |
53.74 |
-10.38 |
| 15 |
Mummery, Conor J (10)
|
MRNBS |
1:04.21 |
55.67 |
-8.54 |
| 16 |
Ponnaiya, Matthew J (10)
|
MRRA |
1:15.53 |
59.45 |
-16.08 |
| 17 |
Regan, Finn (9)
|
MRLBA |
1:06.51 |
59.81 |
-6.70 |
| 18 |
Grower, Ryan E (9)
|
MRRA |
1:02.22 |
1:00.06 |
-2.16 |
| 19 |
Mousseau, Casey (10)
|
MRNBS |
1:18.40 |
1:03.05 |
-15.35 |
| 20 |
Howard, Sam W (10)
|
MRRFAC |
1:14.91 |
1:03.70 |
-11.21 |
| 21 |
Vega, Isidro R (9)
|
MRRFAC |
1:05.25 |
1:04.06 |
-1.19 |
| 22 |
Cheney, Brooker P (9)
|
MRNDAC |
45.11 |
1:04.27 |
19.16 |
| 23 |
Touijar, Ali (10)
|
MRMHHW |
1:02.10 |
1:05.36 |
3.26 |
|
Berko, Reuben L (9)
|
MRNDAC |
48.67 |
DQ |
- |
|
Klein, Benjamin A (9)
|
MRRA |
53.27 |
DQ |
- |
|
Steinvurzel, Phillip L (10)
|
MRRA |
1:35.00 |
DQ |
- |