| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ludlow, Benjamin L (17)
|
NIMERC |
50.73 |
53.20 |
2.47 |
| 2 |
Enser, Jared M (15)
|
NIHAST |
57.74 |
58.01 |
0.27 |
| 3 |
Kreiley, Aidan C (16)
|
NIMERC |
55.27 |
58.29 |
3.02 |
| 4 |
Delehanty, Aidan W (15)
|
NIRRST |
55.05 |
58.60 |
3.55 |
| 5 |
Dinh, Benson (15)
|
NIGRSC |
58.13 |
1:00.05 |
1.92 |
| 6 |
Murray, Maxwell P (16)
|
NISDSC |
1:02.20 |
1:00.78 |
-1.42 |
| 7 |
Labue, Payton M (16)
|
NIHAST |
|
1:01.62 |
- |
| 8 |
Podgers, Thomas J (18)
|
NIHAST |
1:03.13 |
1:02.15 |
-0.98 |
| 9 |
DiBitetto, Jack J (16)
|
NIHAST |
58.74 |
1:04.52 |
5.78 |
| 10 |
Michalowski, Connor J (16)
|
NIHAST |
1:02.65 |
1:07.23 |
4.58 |
| 11 |
Runyon, Jacob R (13)
|
NIHAST |
1:10.50 |
1:12.51 |
2.01 |
| 12 |
Morreale, Alexander H (15)
|
NIHAST |
1:13.41 |
1:12.71 |
-0.70 |
| 13 |
Magda, Dylan J (13)
|
NIUN-M |
1:07.97 |
1:13.05 |
5.08 |
| 14 |
Antonini, Gianluca B (13)
|
NIHAST |
1:21.57 |
1:21.01 |
-0.56 |
| 15 |
Morreale, Aidan J (13)
|
NIHAST |
1:34.95 |
1:25.55 |
-9.40 |
| 16 |
Monroe, Lucas J (13)
|
NIPMSC |
1:15.50 |
1:25.97 |
10.47 |
| 17 |
Twohig, Colin M (11)
|
NIGRSC |
1:40.42 |
1:29.26 |
-11.16 |
| 18 |
Cudzilo, Matthew J (13)
|
NIHAST |
1:43.41 |
1:44.97 |
1.56 |
| 19 |
Newsome, George W (11)
|
NIPMSC |
|
1:48.93 |
- |
| 20 |
Gargano, Adam L (13)
|
NIHAST |
1:43.19 |
1:50.45 |
7.26 |