| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pokatragool, Paul (10)
|
FGSAS |
46.52 |
40.93 |
-5.59 |
| 2 |
Tortola, Gabriel (10)
|
FGUNA |
|
42.86 |
- |
| 3 |
Domokos-Murphy, William R (8)
|
FGSAS |
45.59 |
42.93 |
-2.66 |
| 4 |
Wilkinson, Tyler K (10)
|
FGLLL |
41.43 |
44.19 |
2.76 |
| 5 |
Metz, Dillon R (9)
|
FGWOW |
1:07.00 |
45.73 |
-21.27 |
| 7 |
Monaco, Jason C (10)
|
FGBRST |
46.00 |
48.29 |
2.29 |
| 8 |
Cook, Christopher H (10)
|
FGNPB |
57.91 |
48.88 |
-9.03 |
| 9 |
Kemp, Marcus B (9)
|
FGECAC |
49.92 |
50.42 |
0.50 |
| 10 |
Riesz, Athan R (10)
|
FGPCS |
52.06 |
50.46 |
-1.60 |
| 11 |
Amodio, Matthew G (10)
|
FGWOW |
49.87 |
50.58 |
0.71 |
| 12 |
Hendrick, Luke T (10)
|
FGPCS |
53.08 |
50.97 |
-2.11 |
| 13 |
Ballew, Nicholas K (10)
|
FGECAC |
46.86 |
51.36 |
4.50 |
| 14 |
Hershfield, Joseph D (10)
|
FGJDST |
45.53 |
52.94 |
7.41 |
| 15 |
Konnikov, Lev M (9)
|
FGPCS |
53.14 |
54.34 |
1.20 |
| 16 |
Elliott, Tyson (10)
|
FGWOW |
50.68 |
55.81 |
5.13 |
| 17 |
Campuzano, Santiago (9)
|
FGYSPB |
44.45 |
56.22 |
11.77 |
| 18 |
Pavlyuk, Maxim A (9)
|
FGECAC |
59.01 |
57.61 |
-1.40 |
| 19 |
Gillis, William J (9)
|
FGBRST |
1:01.08 |
1:01.93 |
0.85 |
| 20 |
Ward, Leonard (8)
|
FGYSPB |
49.88 |
1:02.61 |
12.73 |
| 21 |
Hill, Liam C (9)
|
FGBRST |
57.82 |
1:03.77 |
5.95 |
| 22 |
Koji, Liam T (8)
|
FGECAC |
|
1:06.57 |
- |
| 23 |
Lilienthal, Robert W (8)
|
FGECAC |
1:12.46 |
1:10.29 |
-2.17 |
| 24 |
Colussi, Mateo (9)
|
FGECAC |
|
1:19.89 |
- |