| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Towne, Chase W (9)
|
NCWNCY |
37.76 |
38.25 |
0.49 |
| 2 |
Wilson, Charles T (10)
|
SCYSSC |
41.93 |
46.44 |
4.51 |
| 3 |
Halldin, Benjamin A (9)
|
NCWNCY |
47.69 |
49.70 |
2.01 |
| 4 |
Lanier, John I (9)
|
NCWNCY |
47.11 |
50.02 |
2.91 |
| 5 |
Fabian Rios, Patrizio (8)
|
SCAAYM |
49.60 |
50.36 |
0.76 |
| 6 |
Smith, Myer C (9)
|
SCAAYM |
52.51 |
53.00 |
0.49 |
| 7 |
Clarke, Maximus * (9)
|
SCAAYM |
|
53.77 |
- |
| 8 |
Wilson, Parker J (7)
|
SCYSSC |
57.60 |
54.34 |
-3.26 |
| 9 |
Ponder, Briar R (10)
|
NCWNCY |
1:07.38 |
54.96 |
-12.42 |
| 10 |
Campbell, Alexander S (8)
|
NCWNCY |
1:05.05 |
58.36 |
-6.69 |
| 11 |
Marchant, Ronald F (10)
|
SCAAYM |
1:02.36 |
59.23 |
-3.13 |
| 12 |
Mattei, Alessandro R (8)
|
SCAAYM |
53.82 |
1:01.86 |
8.04 |
| 13 |
Beeson, Samuel T (8)
|
SCYSSC |
|
1:04.09 |
- |
| 14 |
Phillips, Landon J (9)
|
NCWNCY |
1:05.71 |
DQ |
- |
| 15 |
Weathers, Grant M (7)
|
SCAAYM |
1:03.28 |
1:05.94 |
2.66 |
| 16 |
Mims, Hunter D (10)
|
SCAAYM |
|
1:05.96 |
- |
| 17 |
Bays, Connor P (8)
|
SCAAYM |
1:38.83 |
1:46.99 |
8.16 |
|
Mikhail, Carlos M (7)
|
SCAAYM |
1:13.27 |
NS |
- |
|
Terkelsen, Andrew R (9)
|
NCWNCY |
54.09 |
NS |
- |