| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Moon, Sungjune * (11)
|
MRCOND |
47.66 |
42.63 |
-5.03 |
| 1 |
Rolon, David E (11)
|
MRMVA |
43.80 |
44.69 |
0.89 |
| 2 |
Kyritz, Mathew (12)
|
MRNYSA |
46.26 |
45.33 |
-0.93 |
| 3 |
Melendez, Rayshaun (12)
|
MRMVA |
51.68 |
45.62 |
-6.06 |
| 4 |
Park Chenet, Christopher (11)
|
MRCFJV |
46.75 |
47.08 |
0.33 |
| 5 |
Wong, Justin (11)
|
MRSS |
47.10 |
47.30 |
0.20 |
| 6 |
Macaluso, Steven M (11)
|
MRRA |
48.11 |
49.13 |
1.02 |
| 7 |
Anuszkiewicz, Andre J (11)
|
MRSS |
48.98 |
49.70 |
0.72 |
| 8 |
Freda, Aidan C (11)
|
MRMVA |
46.96 |
50.03 |
3.07 |
| 9 |
Nieves, Andrew J (11)
|
MRNBS |
52.08 |
50.37 |
-1.71 |
| 10 |
Saint-Jacques, Adam (12)
|
MRSMC |
49.60 |
50.81 |
1.21 |
| 11 |
Gatterdam, Thomas L (11)
|
MRSS |
1:00.32 |
50.94 |
-9.38 |
| 12 |
Khosla, Veer A (11)
|
MREAST |
53.95 |
51.18 |
-2.77 |
| 13 |
Liu, Charles Y (12)
|
MRMWSC |
49.59 |
51.45 |
1.86 |
| 14 |
DiStefano, Brendan G (11)
|
MRCOND |
56.00 |
53.21 |
-2.79 |
| 15 |
Herbert, Nathaniel (12)
|
MRMVA |
1:05.51 |
55.35 |
-10.16 |
| 16 |
Orruel, Andres (11)
|
MRRA |
1:18.18 |
1:04.23 |
-13.95 |