| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Dickens, Soren D (17)
|
SNUN |
|
47.22 |
- |
| 2 |
Syssoev, Nikolai S (16)
|
NEBGSC |
|
47.30 |
- |
| 3 |
Johnson, Terry K (16)
|
SNUN |
|
47.39 |
- |
| 4 |
Legros, Marcel D (17)
|
MRBGNW |
|
47.55 |
- |
| 5 |
Bemiller, Alex N (17)
|
GADYNA |
|
47.62 |
- |
| 6 |
Hove, Justin C (16)
|
OHRAYS |
|
47.63 |
- |
| 7 |
Wilson, Austin R (18)
|
LESWIM |
|
47.65 |
- |
| 8 |
Prindle, Michael F (18)
|
NEBGSC |
|
47.70 |
- |
| 9 |
Atkinson, William E (15)
|
NCTAC |
|
47.72 |
- |
| 10 |
McSorley, John W (15)
|
VANOVA |
|
47.77 |
- |
| 11 |
Hondorf, Loki K (18)
|
SEACAC |
|
47.82 |
- |
| 12 |
Gordin, James H (16)
|
MRTS |
|
47.92 |
- |
| 13 |
Andrews, Theo J (15)
|
PCNBA |
|
47.98 |
- |
| 14 |
Lambert, Benjamin P (16)
|
PVNCAP |
|
48.00 |
- |
| 15 |
Schroeder, Hans A (16)
|
FLCCS |
|
48.04 |
- |
| 16 |
Davis, Talmadge J (15)
|
SCTG |
|
48.05 |
- |
| 17 |
Carzoli, Mitchell L (17)
|
ILHWSA |
|
48.10 |
- |
| 18 |
Tegeler, Michael A (15)
|
ILEXPR |
|
48.26 |
- |
| 19 |
Davis, Anthony W (15)
|
SECMSA |
|
48.33 |
- |
| 20 |
Cortright, John A (16)
|
VANOVA |
|
48.51 |
- |
| 21 |
Walsh, Garrett C (17)
|
PVMACH |
|
48.57 |
- |
| 22 |
Smith, Joseph R (18)
|
GATWS |
|
48.69 |
- |
| 23 |
Britton, Jared I (17)
|
PVCSC |
|
48.88 |
- |
| 24 |
Bodart, Bailey C (16)
|
WIOZ |
|
48.89 |
- |
| 25 |
Higdon, Calvin E (17)
|
OHWAC |
|
48.99 |
- |
| 26 |
Woodrow, Blake O (17)
|
FLGCST |
|
49.10 |
- |
| 27 |
Kim, Samuel M (16)
|
GAUN-0 |
|
49.27 |
- |
| 28 |
Welker, John A (17)
|
GUSSS |
|
49.30 |
- |
| 29 |
Cole, Mckenzie R (17)
|
NCUN-0 |
|
49.56 |
- |
| 30 |
Ryan, John C (14)
|
MASSC |
|
49.60 |
- |
| 31 |
Oldenburg, Asher P (16)
|
SECMSA |
|
49.99 |
- |
| 32 |
Amitay, Ethan (16)
|
PVRMSC |
|
50.00 |
- |
| 33 |
Gazzarato, Joseph A (16)
|
MIUSSC |
|
50.12 |
- |
| 34 |
Tucker, Chandler A (18)
|
PVRMSC |
|
51.49 |
- |
|
Van Wynsberghe, Francois L (18)
|
SCTG |
|
NS |
- |
|
Brown De Colstoun, Thomas R (14)
|
PVRMSC |
|
NS |
- |
|
Nussbaum, Tyler J (17)
|
MRLIAC |
|
NS |
- |