| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Howard, Thomas A (9)
|
AMMLAC |
38.01 |
36.06 |
-1.95 |
| 1 |
Ambrose, Ted (8)
|
AMKW |
50.49 |
42.00 |
-8.49 |
| 2 |
Pickett, Noah M (10)
|
AMMAC |
38.57 |
36.62 |
-1.95 |
| 2 |
Pickett, Christopher B (8)
|
AMMAC |
48.37 |
42.38 |
-5.99 |
| 3 |
McKelvey, Greyson O (9)
|
AMNGAC |
41.89 |
39.04 |
-2.85 |
| 3 |
Buzzard, Simon J (8)
|
AMNGAC |
46.01 |
43.07 |
-2.94 |
| 4 |
Lash, Liam (8)
|
AMUN-R |
38.42 |
39.38 |
0.96 |
| 4 |
Cohen, Parker T (10)
|
AMFAST |
49.87 |
43.76 |
-6.11 |
| 5 |
Petrina, William R (9)
|
AMNGAC |
40.97 |
40.03 |
-0.94 |
| 5 |
Ma, Richard Y (9)
|
AMHD |
46.42 |
44.10 |
-2.32 |
| 6 |
Ruff, Desmond C (10)
|
AMKW |
39.02 |
40.48 |
1.46 |
| 6 |
Adler, Evan S (10)
|
AMHD |
51.56 |
47.52 |
-4.04 |
| 7 |
Book, Parker R (10)
|
AMSRST |
38.65 |
40.81 |
2.16 |
| 7 |
Tucker, Jacob A (10)
|
AMCSC |
45.98 |
47.72 |
1.74 |
| 8 |
Agens, Nathan A (9)
|
AMKW |
41.94 |
41.68 |
-0.26 |
| 8 |
Jayakumar, Sebastian R (10)
|
AMTRIN |
47.09 |
47.87 |
0.78 |
| 9 |
Lozowski, Nicholas R (10)
|
AMSVSC |
37.30 |
42.27 |
4.97 |
| 9 |
Haas, William C (8)
|
AMKW |
53.29 |
47.93 |
-5.36 |
| 10 |
Olinger, Phallen (8)
|
AMUN-R |
40.77 |
44.24 |
3.47 |
| 10 |
Schneider, Ralston M (10)
|
AMFAST |
41.77 |
48.66 |
6.89 |
| 11 |
Kling, Charles P (7)
|
AMSVSC |
50.74 |
49.61 |
-1.13 |
| 12 |
Bliss, Harry R (8)
|
AMUN-R |
46.15 |
50.09 |
3.94 |
| 13 |
Smith, Aiden J (9)
|
AMCSC |
52.12 |
54.27 |
2.15 |
| 14 |
Gregory, Dominic M (7)
|
AMGPAC |
1:12.87 |
1:02.29 |
-10.58 |
| 15 |
Singh, Sahib (8)
|
AMGPAC |
1:38.78 |
1:17.47 |
-21.31 |