| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Toomey, Justin P (12)
|
MAPAAC |
33.36 |
33.29 |
-0.07 |
| 1 |
Mortellite, Anthony M (11)
|
MAJW |
37.01 |
37.02 |
0.01 |
| 1 |
Willard, Luke A (12)
|
MAPAAC |
42.54 |
41.07 |
-1.47 |
| 2 |
D'Ariano, Landon N (11)
|
MASSC |
35.00 |
34.24 |
-0.76 |
| 2 |
Murgia, Nicholas J (12)
|
MAUN |
|
41.34 |
- |
| 3 |
Timmermann, Leo J (12)
|
NJSTAC |
42.49 |
41.47 |
-1.02 |
| 4 |
Magditch, Alexander R (12)
|
MAPAAC |
47.29 |
42.54 |
-4.75 |
| 5 |
Cheslock, Carter J (11)
|
MAUN |
|
42.62 |
- |
| 6 |
Johnson, Vance M (12)
|
MAUN |
|
43.14 |
- |
| 7 |
Lescavage, Joseph T (11)
|
MAUN |
42.89 |
43.29 |
0.40 |
| 8 |
Lehman, Zachary C (11)
|
MAPAAC |
44.63 |
45.94 |
1.31 |
| 9 |
Wargo, Ryan A (11)
|
NJSTAC |
48.22 |
46.50 |
-1.72 |
| 10 |
Rossi, Drew R (11)
|
NJSTAC |
47.95 |
47.48 |
-0.47 |
| 11 |
Long, Brandon A (11)
|
MAUN |
|
51.28 |
- |
| 12 |
Rodrigues, Aidan J (11)
|
MAUN |
|
51.36 |
- |
| 13 |
Sathish, Sanav (11)
|
NJSTAC |
1:02.77 |
1:12.71 |
9.94 |
|
Floyd, Owen M (11)
|
MAUN |
|
NS |
- |