| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Euyoque, Kevin D (10)
|
MRYMID |
43.95 |
43.97 |
0.02 |
| 2 |
Costabile, Ryan (10)
|
MRCFB |
43.81 |
45.67 |
1.86 |
| 3 |
Keene, Jack W (9)
|
MRLIAC |
45.98 |
47.28 |
1.30 |
| 4 |
Lim, Noah B (10)
|
MRRA |
49.76 |
48.92 |
-0.84 |
| 5 |
Angelou, David J (9)
|
MRLIAC |
48.62 |
49.15 |
0.53 |
| 6 |
Fei, Austin (10)
|
MRLIAC |
48.78 |
49.22 |
0.44 |
| 7 |
Zoota, David H (10)
|
MREAST |
48.91 |
49.25 |
0.34 |
| 8 |
Schlomann, Trey (9)
|
MRCFB |
48.51 |
49.50 |
0.99 |
| 9 |
Ma, Michael Y (10)
|
MRLIAC |
49.03 |
49.67 |
0.64 |
| 10 |
Regev, Ron O (10)
|
MRLIAC |
50.19 |
50.00 |
-0.19 |
| 11 |
Santana, Eduardo J (9)
|
MRLIAC |
49.92 |
50.50 |
0.58 |
| 12 |
Kim-Shoemaker, William Y (9)
|
MRLIAC |
1:01.05 |
50.72 |
-10.33 |
| 13 |
Cash, James P (10)
|
MRLIAC |
48.85 |
50.75 |
1.90 |
| 14 |
Hong, Reegan (10)
|
MRLIAC |
51.78 |
51.03 |
-0.75 |
| 15 |
Lam, Ryan (10)
|
MRLIAC |
50.10 |
51.34 |
1.24 |
| 16 |
Racz, Theodore (9)
|
MRCFB |
51.41 |
52.42 |
1.01 |
| 17 |
Vollaro, Thomas A (9)
|
MRYMID |
1:07.71 |
55.90 |
-11.81 |
| 18 |
Llorente Valin, Nicolas (10)
|
MRYMID |
|
55.92 |
- |
| 19 |
Rivera, Gabriel J (10)
|
MREAST |
57.52 |
56.09 |
-1.43 |
| 20 |
Higgins, Dylan (9)
|
MRCFB |
|
56.91 |
- |
| 21 |
Goodman, Eric B (10)
|
MRSSL |
1:00.63 |
57.38 |
-3.25 |
| 22 |
Attwell, Nathaniel S (9)
|
MREAST |
57.83 |
58.25 |
0.42 |
| 23 |
Cook, Hunter R (10)
|
MRLIAC |
1:05.97 |
1:02.62 |
-3.35 |
| 24 |
Dzhigo, Alexander G (9)
|
MREAST |
1:03.98 |
1:04.24 |
0.26 |
| 25 |
Southern, Alexander (9)
|
MRRA |
1:02.13 |
1:04.29 |
2.16 |
| 26 |
Bhargava, Aayush (9)
|
MRYMID |
1:04.32 |
1:04.59 |
0.27 |
| 27 |
Rivera, Jake C (9)
|
MRLIAC |
1:09.62 |
1:12.19 |
2.57 |
|
McDonald, Stephen B (9)
|
MRLIAC |
1:16.38 |
DQ |
- |
|
Kudlinski, Matthew H (9)
|
MRSSL |
56.02 |
DQ |
- |
|
Trafton, Colby L (9)
|
MRRA |
1:09.86 |
NS |
- |
|
Wry, Declan J (9)
|
MRRA |
1:25.00 |
NS |
- |