| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Hutton, John E (18)
|
FLBSS |
57.25 |
57.78 |
0.53 |
| 2 |
Hovis, Mitchell R (18)
|
PNKING |
57.71 |
57.93 |
0.22 |
| 3 |
Lewczyk, Peter M (18)
|
PCNBA |
57.00 |
57.95 |
0.95 |
| 4 |
Parnell, Gabriel T (17)
|
FLPA |
58.90 |
57.96 |
-0.94 |
| 5 |
Althoff, Zachariah T (18)
|
SEBAY |
58.52 |
58.00 |
-0.52 |
| 6 |
Harder, Ethan W (17)
|
MTBAC |
59.48 |
58.04 |
-1.44 |
| 7 |
Bell, Cristian R (17)
|
MASEA |
58.24 |
58.05 |
-0.19 |
| 8 |
Wlochowski, Garrett R (18)
|
CTLEHY |
59.53 |
58.20 |
-1.33 |
| 9 |
Dang, Ethan V (15)
|
PNKING |
58.18 |
58.96 |
0.78 |
| 10 |
Schoen, Christian V (18)
|
NECRIM |
58.75 |
59.07 |
0.32 |
| 11 |
Stern, Nathan E (17)
|
NJPAA |
58.00 |
59.09 |
1.09 |
| 12 |
Eichberg, Dylan A (17)
|
VARAYS |
58.00 |
59.10 |
1.10 |
| 13 |
Lewczyk, Ethan G (15)
|
PCNBA |
56.99 |
59.19 |
2.20 |
| 14 |
Van Dyke, Tobias C (18)
|
MANLAC |
1:00.50 |
59.22 |
-1.28 |
| 15 |
Farricker, Christian S (16)
|
MRBAD |
59.00 |
59.61 |
0.61 |
| 16 |
Farrar, Lucas E (17)
|
WILAKE |
1:04.38 |
1:00.92 |
-3.46 |
| 17 |
Rafalko, Andrew J (16)
|
INCSC |
1:01.58 |
1:01.22 |
-0.36 |
| 18 |
Lauzurique, Marcelo (18)
|
FGGRSC |
1:05.21 |
1:01.92 |
-3.29 |
| 19 |
Michalik, Hayden T (17)
|
GUCFSC |
1:02.31 |
1:02.26 |
-0.05 |
| 20 |
Darias, Teolio J (17)
|
FGGRSC |
1:05.78 |
1:03.16 |
-2.62 |