| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Gasiewicz, Aaron C (11)
|
NICLSC |
1:09.97 |
1:10.24 |
0.27 |
| 2 |
Crossing, Alex (12)
|
NIVICT |
1:13.75 |
1:12.38 |
-1.37 |
| 3 |
Kreiley, Zackary D (11)
|
NIMERC |
1:19.45 |
1:18.50 |
-0.95 |
| 4 |
Mintz, Dominic S (12)
|
NICLSC |
1:24.77 |
1:24.63 |
-0.14 |
| 5 |
Dane, Samuel L (12)
|
NIVICT |
1:30.12 |
1:25.63 |
-4.49 |
| 6 |
Haas, Max D (11)
|
NISDSC |
1:26.17 |
1:28.66 |
2.49 |
| 7 |
Cole, Matthew J (11)
|
NIWGSC |
1:31.94 |
1:31.25 |
-0.69 |
| 8 |
Zornow, Daniel T (11)
|
NIUN-Q |
1:36.21 |
1:36.01 |
-0.20 |
| 9 |
Bierley, Benjamin R (11)
|
NISDSC |
1:32.64 |
1:36.18 |
3.54 |
| 10 |
Culhane, Liam M (12)
|
NIVICT |
2:01.92 |
1:36.86 |
-25.06 |
| 11 |
Anthony, Alan J (11)
|
NIWGSC |
|
1:42.71 |
- |
| 12 |
Monroe, Lucas J (11)
|
NIPMSC |
1:35.61 |
1:44.64 |
9.03 |
|
Kuder, Sean P (11)
|
NIHAST |
|
DQ |
- |
|
Brassie, Christopher P (11)
|
NIUN-Q |
1:37.11 |
DQ |
- |
|
Chiulli, Alexander D (12)
|
NIMERC |
1:47.80 |
NS |
- |