| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Attuwaybi, Hamza B (11)
|
NIVELO |
33.79 |
35.17 |
1.38 |
| 2 |
Dean, Conner T (11)
|
NISTAR |
35.92 |
36.27 |
0.35 |
| 3 |
Coen, Liam C (12)
|
NISTAR |
36.23 |
36.61 |
0.38 |
| 4 |
LaJeunesse, Peter F (12)
|
NIVELO |
35.95 |
37.01 |
1.06 |
| 5 |
Coen, Jack D (12)
|
NISTAR |
36.92 |
38.03 |
1.11 |
| 6 |
Lemmo, Nicholas D (11)
|
NIVELO |
38.00 |
38.76 |
0.76 |
| 7 |
Eisenmann, Joshua T (11)
|
NISTAR |
38.20 |
38.77 |
0.57 |
| 8 |
Young-Mandiak, Atticus F (11)
|
NISTAR |
38.21 |
38.83 |
0.62 |
| 9 |
O'Brien, Kevin J (11)
|
NICLSC |
37.49 |
39.35 |
1.86 |
| 10 |
Matteson, Cyrus L (11)
|
NISTAR |
40.46 |
40.20 |
-0.26 |
| 11 |
Meyer, Noah (12)
|
NIVELO |
41.56 |
41.56 |
0.00 |
| 12 |
Kobielski, Colin (12)
|
NIVELO |
41.19 |
42.07 |
0.88 |
| 13 |
Yang, Gary (11)
|
NIVELO |
41.94 |
43.42 |
1.48 |
| 14 |
Crowther, Eli T (12)
|
NIVELO |
41.60 |
45.26 |
3.66 |
| 15 |
Kappel, Samuel A (12)
|
NIVELO |
44.44 |
45.77 |
1.33 |
| 16 |
Kendall, Alex M (11)
|
NITTSC |
56.23 |
53.23 |
-3.00 |
| 17 |
Chelpinski, Alexander (11)
|
NIVELO |
1:04.47 |
1:00.30 |
-4.17 |
| 18 |
Gray, Richie L (11)
|
NISTAR |
56.36 |
1:10.93 |
14.57 |
|
McLaughlin, Patrick S (12)
|
NISTAR |
|
DQ |
- |
|
Doyle, Michael V (11)
|
NISTAR |
1:05.15 |
DQ |
- |
|
Walter, Jacob P (11)
|
NITTSC |
53.88 |
NS |
- |
|
Massimi-Balus, Minay E (12)
|
NISTAR |
|
NS |
- |