| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Poppito, James J (13)
|
MRLIE |
58.03 |
1:00.34 |
2.31 |
| 1 |
Ould Abbou, Rayane M (13)
|
MRFREE |
57.13 |
53.65 |
-3.48 |
| 2 |
Tkach, Rafael (13)
|
MRFREE |
56.28 |
53.91 |
-2.37 |
| 3 |
Henrichs, Maximilian T (13)
|
MRLIE |
55.56 |
54.71 |
-0.85 |
| 4 |
Chen, Kyle (13)
|
MRMPNY |
56.31 |
55.68 |
-0.63 |
| 5 |
Dyszkiewicz, Daniel (13)
|
MRQNS |
57.44 |
55.81 |
-1.63 |
| 6 |
Montano, Michael R (13)
|
MRLIE |
56.77 |
55.86 |
-0.91 |
| 7 |
Jaber, Elijah S (13)
|
MRBAD |
57.12 |
55.87 |
-1.25 |
| 8 |
Youssef, Luka (13)
|
MRSIAC |
57.10 |
56.23 |
-0.87 |
| 9 |
Daley, Diego D (13)
|
MRQNS |
56.75 |
56.52 |
-0.23 |
| 10 |
Tully, Ryan F (13)
|
MRTRI |
56.83 |
56.62 |
-0.21 |
| 11 |
Rose, Benjamin M (13)
|
MRUN-0 |
57.21 |
56.79 |
-0.42 |
| 12 |
Pietruszka, Bart (13)
|
MRLGAC |
56.94 |
56.88 |
-0.06 |
| 13 |
Hider, Timothy L (13)
|
MRQNS |
58.26 |
56.99 |
-1.27 |
| 14 |
Zacchilli, John (13)
|
MRSIAC |
56.17 |
57.13 |
0.96 |
| 15 |
Voege, Charles G (13)
|
MRLIE |
57.60 |
57.35 |
-0.25 |
| 16 |
Liu, Terence C (13)
|
MRBAD |
57.77 |
57.52 |
-0.25 |
| 17 |
Baramov, Tony N (13)
|
MRLGAC |
57.93 |
58.02 |
0.09 |
| 18 |
Groen, Johannes (13)
|
MRMCBY |
58.48 |
58.50 |
0.02 |
| 19 |
Milke, Dennis (13)
|
MRSIAC |
59.42 |
58.75 |
-0.67 |
| 20 |
Mendoza, Paolo G (13)
|
MRQNS |
59.03 |
59.43 |
0.40 |
| 21 |
Tchernikov, Phillip A (13)
|
MRCOND |
59.16 |
59.51 |
0.35 |
|
Kim, Patrick (13)
|
MRLIE |
59.12 |
NS |
- |