| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Voit, Nicholas (10)
|
NIAMTS |
46.91 |
46.08 |
-0.83 |
| 1 |
Labiak, Sean A (10)
|
NIFALC |
49.56 |
48.59 |
-0.97 |
| 1 |
Olsen, Owen T (10)
|
NIAMTS |
53.78 |
50.01 |
-3.77 |
| 2 |
Reygers, Camden M (10)
|
NIWWSC |
55.47 |
49.20 |
-6.27 |
| 2 |
Donlon, Joseph R (10)
|
NIWWSC |
47.96 |
50.02 |
2.06 |
| 3 |
Ruffolo, Trenton J (9)
|
NIWWSC |
48.70 |
50.66 |
1.96 |
| 4 |
Urbanek, Trenton J (10)
|
NICLSC |
51.55 |
51.94 |
0.39 |
| 5 |
Hagos, Eyobel (10)
|
NITTSC |
51.14 |
52.38 |
1.24 |
| 6 |
Nienhaus, Matthew (9)
|
NISHAQ |
54.73 |
53.19 |
-1.54 |
| 7 |
Gaia, Thomas M (10)
|
NISHAQ |
|
56.23 |
- |
| 8 |
Zuckerberg, Eben M (10)
|
NITTSC |
1:00.00 |
56.81 |
-3.19 |
| 9 |
Rodgers, Ian J (10)
|
NIWWSC |
|
1:00.04 |
- |
| 10 |
Bibler, William S (9)
|
NICLSC |
|
1:01.59 |
- |
| 11 |
Tacca, Joseph J (9)
|
NITTSC |
|
1:10.84 |
- |
|
Devans, Aidan R (10)
|
NIRAYS |
|
DQ |
- |
|
Wisniewski, Jordan R (10)
|
NIRAYS |
|
DQ |
- |
|
Nieman, Zach (10)
|
NISHAQ |
1:03.74 |
DQ |
- |
|
Moceri, Michael J (9)
|
NIFALC |
|
DQ |
- |
|
Hall, Gary J (10)
|
NITTSC |
|
NS |
- |