| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Goodspeed, Luke R (12)
|
ADGLEN |
41.20 |
43.35 |
2.15 |
| 2 |
Keller, Brady C (11)
|
ADCPP |
54.42 |
43.45 |
-10.97 |
| 3 |
Abramson, Jesse A (12)
|
MRAGMV |
50.73 |
45.45 |
-5.28 |
| 4 |
Kaufman, Joshua H (12)
|
ADDELM |
50.14 |
46.22 |
-3.92 |
| 5 |
Brkanovic, Isak A (11)
|
ADDELM |
45.54 |
46.41 |
0.87 |
| 6 |
LaFountain, Tobias P (12)
|
ADALBS |
50.35 |
46.90 |
-3.45 |
| 7 |
Durden, Lucas A (12)
|
ADSSCY |
46.45 |
47.66 |
1.21 |
| 8 |
Baxter, Ayden C (12)
|
MRMWDA |
55.94 |
48.87 |
-7.07 |
| 9 |
Lischinsky, Stephen J (11)
|
ADHAWK |
45.90 |
49.81 |
3.91 |
| 10 |
Han, Nathan J (12)
|
ADCPP |
|
50.11 |
- |
| 11 |
Ozimek, Conor J (12)
|
ADCPP |
52.94 |
50.12 |
-2.82 |
| 12 |
Moore, James P (12)
|
ADDELM |
51.79 |
50.20 |
-1.59 |
| 13 |
Placencia-Nazareno, Ethan (11)
|
MRTVSC |
58.03 |
51.15 |
-6.88 |
| 14 |
Leung, Arthur (11)
|
ADCPP |
51.68 |
53.12 |
1.44 |
| 15 |
Kim, Haechan B (12)
|
ADCPP |
|
53.30 |
- |
| 16 |
Kuang, Everest Z (11)
|
ADALBS |
|
55.16 |
- |
| 17 |
McCoy, William G (11)
|
ADCPP |
59.43 |
55.22 |
-4.21 |
| 18 |
Fisher, Nicholas A (12)
|
ADCPP |
1:02.06 |
56.65 |
-5.41 |
| 19 |
Hook, Gavin M (11)
|
ADCPP |
56.96 |
57.34 |
0.38 |
| 20 |
Ahn, Christopher Y (11)
|
ADCPP |
1:13.04 |
58.13 |
-14.91 |
| 21 |
Cho, Seo Yeon (11)
|
ADCPP |
57.83 |
58.64 |
0.81 |
| 22 |
Upton, Matthew T (11)
|
ADCPP |
1:04.89 |
59.08 |
-5.81 |
| 23 |
Bhalla, Jack S (12)
|
ADHAWK |
|
59.35 |
- |
| 24 |
Yastion, Adam E (11)
|
MRMWDA |
58.01 |
59.53 |
1.52 |
| 25 |
Burgarelli, Sebastian (11)
|
MRNBS |
59.36 |
1:03.78 |
4.42 |
| 26 |
Mummery, John F (11)
|
MRNBS |
1:08.73 |
1:09.65 |
0.92 |
|
Ramani, Advaith K (11)
|
ADCPP |
|
DQ |
- |
|
Fairbanks, Gage L (12)
|
MRNBS |
1:06.19 |
NS |
- |
|
Taranto, Ethan S (11)
|
MRYBAR |
59.69 |
NS |
- |