| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Godoy, Gustavo B (28)
|
NTLTSD |
|
20.12 |
- |
| 2 |
Johnson, Theodore S (16)
|
NTATAC |
22.57 |
22.67 |
0.10 |
| 3 |
Kilgore, Zachary S (16)
|
NTLTSD |
23.47 |
23.35 |
-0.12 |
| 4 |
Wu, Daniel (16)
|
NTDM |
24.07 |
24.19 |
0.12 |
| 4 |
Lang, Lucas D (16)
|
NTDM |
23.38 |
24.19 |
0.81 |
| 6 |
Ringdahl, Evan J (17)
|
NTDM |
23.43 |
24.69 |
1.26 |
| 7 |
Glass, Mark W (45)
|
NTUN |
23.60 |
24.81 |
1.21 |
| 8 |
Ringdahl, Nicholas J (15)
|
NTDM |
24.90 |
25.38 |
0.48 |
| 9 |
Masella, Nicholas D (16)
|
GUMARC |
25.22 |
25.55 |
0.33 |
| 10 |
Martinez, Emanuel (15)
|
NTMTRO |
26.98 |
26.50 |
-0.48 |
| 11 |
Zakeri, Aarash (15)
|
NTATAC |
27.28 |
26.78 |
-0.50 |
| 12 |
Samuels, John D (17)
|
NTMTRO |
38.62 |
26.85 |
-11.77 |
| 13 |
Story, Kole Y (15)
|
NTCOPS |
26.34 |
26.97 |
0.63 |
| 14 |
Roa-Irizarry, Marlon D (17)
|
NTCOPS |
27.44 |
27.17 |
-0.27 |
| 15 |
Kelley Jr, Arlen V (17)
|
NTMTRO |
|
27.48 |
- |
| 16 |
Liu, Hao Ran (15)
|
NTCOPS |
27.85 |
27.95 |
0.10 |
| 17 |
Howes, Kieffer J (16)
|
NTMTRO |
28.60 |
28.61 |
0.01 |
| 18 |
Gurrusquieta, Sergio A (17)
|
NTMTRO |
|
29.45 |
- |
|
Closson, Grant J (15)
|
NTDM |
24.82 |
NS |
- |
|
Turner, Andrew S (15)
|
NTCOPS |
28.52 |
NS |
- |
|
Ward, Mitchell O (16)
|
NTDM |
22.98 |
NS |
- |
|
Medeiros, Joseph M (16)
|
NTMTRO |
24.44 |
NS |
- |
|
Watson, Connor T (17)
|
NTMTRO |
32.41 |
NS |
- |