| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Dean, Conner T (11)
|
NISTAR |
42.66 |
40.88 |
-1.78 |
| 2 |
Hayter, Daniel J (11)
|
NISHAQ |
41.64 |
42.07 |
0.43 |
| 3 |
LaJeunesse, Peter F (12)
|
NIVELO |
41.57 |
43.70 |
2.13 |
| 4 |
Young-Mandiak, Atticus F (11)
|
NISTAR |
43.00 |
44.13 |
1.13 |
| 5 |
Lemmo, Nicholas D (11)
|
NIVELO |
44.65 |
47.14 |
2.49 |
| 6 |
Yang, Gary (11)
|
NIVELO |
44.49 |
48.18 |
3.69 |
| 7 |
Spence, Matthew M (11)
|
NISHAQ |
47.62 |
48.53 |
0.91 |
| 8 |
Eisenmann, Joshua T (11)
|
NISTAR |
48.08 |
49.31 |
1.23 |
| 9 |
Roberts, Harrison F (12)
|
NITTSC |
52.95 |
50.59 |
-2.36 |
| 10 |
Meyer, Noah (12)
|
NIVELO |
49.47 |
51.33 |
1.86 |
| 11 |
Seplaki, Luke C (12)
|
NIVELO |
56.36 |
52.26 |
-4.10 |
| 12 |
Kobielski, Colin (12)
|
NIVELO |
55.50 |
52.77 |
-2.73 |
| 13 |
Boyle, William R (12)
|
NITTSC |
50.14 |
54.29 |
4.15 |
| 14 |
Crowther, Eli T (12)
|
NIVELO |
54.29 |
56.72 |
2.43 |
| 15 |
Kappel, Samuel A (12)
|
NIVELO |
1:02.24 |
58.25 |
-3.99 |
| 16 |
Kendall, Alex M (11)
|
NITTSC |
57.84 |
59.27 |
1.43 |
| 17 |
Chelpinski, Alexander (11)
|
NIVELO |
1:08.03 |
1:06.55 |
-1.48 |
| 18 |
Doyle, Michael V (11)
|
NISTAR |
1:03.26 |
1:07.58 |
4.32 |
|
McLaughlin, Patrick S (12)
|
NISTAR |
|
DQ |
- |
|
Walter, Jacob P (11)
|
NITTSC |
58.17 |
NS |
- |
|
Sriram, Shyam (12)
|
NIVELO |
1:02.25 |
NS |
- |
|
Winseman, Maximus M (12)
|
NIVICT |
35.81 |
NS |
- |