| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Egan, Kieran R (17)
|
MRLGAC |
50.92 |
51.47 |
0.55 |
| 2 |
Rhodes, Nicholas A (17)
|
MRLIE |
50.43 |
53.12 |
2.69 |
| 3 |
Zhao, Matthew J (15)
|
MRLIE |
57.01 |
56.70 |
-0.31 |
| 4 |
Youssef, Mohamed S (16)
|
MRLGAC |
56.49 |
57.24 |
0.75 |
| 5 |
Znachowski, Owen A (15)
|
MRWISC |
58.49 |
57.27 |
-1.22 |
| 6 |
Castano, Nicholas M (15)
|
MRLIE |
57.57 |
57.43 |
-0.14 |
| 7 |
Andrejczuk, Peter (15)
|
MRLIE |
55.88 |
57.72 |
1.84 |
| 8 |
Dwyer, Daniel P (16)
|
MRCIY |
53.82 |
58.15 |
4.33 |
| 9 |
Fayngersh, David N (17)
|
MRLIE |
57.75 |
58.40 |
0.65 |
| 10 |
Broderick, Patrick V (17)
|
MRLIE |
55.72 |
59.08 |
3.36 |
| 11 |
Yu, Ivan S (15)
|
MRMPNY |
59.59 |
59.55 |
-0.04 |
| 12 |
Mezzoli, Davide (16)
|
MRLGAC |
1:00.87 |
59.72 |
-1.15 |
| 13 |
Sundberg, Kyle (15)
|
MRHYB |
1:03.06 |
1:00.08 |
-2.98 |
| 14 |
Leroy, Max (15)
|
MRHYB |
58.05 |
1:00.12 |
2.07 |
| 15 |
Bazylko, Gregory (15)
|
MRMPNY |
59.85 |
1:00.37 |
0.52 |
| 16 |
Pavlyshche, Vadym (16)
|
MRMPNY |
59.00 |
1:00.65 |
1.65 |
| 17 |
Fayngersh, Ramiel M (17)
|
MRLIE |
59.69 |
1:00.72 |
1.03 |
| 18 |
Sungrab, Henry T (14)
|
MRLGAC |
1:01.64 |
1:00.96 |
-0.68 |
| 19 |
Woo, Andrew (15)
|
MRMPNY |
1:02.27 |
1:00.98 |
-1.29 |
| 20 |
Tesovic, Maksim (17)
|
MRLGAC |
57.46 |
1:00.99 |
3.53 |
| 21 |
LI, Solomon (15)
|
MRLIE |
1:00.72 |
1:01.06 |
0.34 |
| 22 |
Savchuk, Michael (17)
|
MRMPNY |
59.86 |
1:01.22 |
1.36 |
| 23 |
Pique, Ky-mani (19)
|
MRUN |
1:04.42 |
1:01.28 |
-3.14 |
| 24 |
Stevens, Mitchell A (16)
|
MRLIE |
1:01.03 |
1:01.47 |
0.44 |
| 25 |
Li, Austin T (15)
|
MRLIE |
1:02.93 |
1:02.41 |
-0.52 |
| 26 |
Paragas, Luke Emmanuel (17)
|
MRLGAC |
1:01.52 |
1:03.70 |
2.18 |
| 27 |
Nieves, Gabriel J (17)
|
MRCIY |
1:04.21 |
1:03.77 |
-0.44 |
| 28 |
Xiao, Peter (16)
|
MRLIE |
1:04.64 |
1:04.02 |
-0.62 |
| 29 |
Conlon, William D (16)
|
MRHYB |
1:07.02 |
1:06.94 |
-0.08 |
| 30 |
Klimek, Matt (16)
|
MRLIE |
1:07.01 |
1:08.05 |
1.04 |
| 31 |
Volpert, Or (15)
|
MRMPNY |
1:09.70 |
1:08.50 |
-1.20 |
| 32 |
Wilson, Tyler J (15)
|
MRWISC |
1:11.11 |
1:08.58 |
-2.53 |
| 33 |
Jing, Haniel (15)
|
MRLGAC |
1:09.88 |
1:09.12 |
-0.76 |
| 34 |
Zhang, David (15)
|
MRLIE |
1:09.22 |
1:09.29 |
0.07 |
| 35 |
Coronel, Carlos (15)
|
MRLGAC |
1:34.27 |
1:10.11 |
-24.16 |
| 36 |
Wang, Oscar (15)
|
MRHYB |
1:10.95 |
1:11.08 |
0.13 |
| 37 |
Dabakarov, Evan D (16)
|
MRHYB |
1:14.77 |
1:12.85 |
-1.92 |
| 38 |
Coronel, Luis (15)
|
MRLGAC |
1:29.76 |
1:12.93 |
-16.83 |
| 39 |
Weng, Ethan (15)
|
MRLIE |
|
1:13.62 |
- |
| 40 |
Niu, Kevin (16)
|
MRLIE |
|
1:15.21 |
- |
| 41 |
Marshall, Shane (16)
|
MRWISC |
1:18.05 |
1:20.06 |
2.01 |
| 42 |
Carrington, Zechariah K (15)
|
MRCIY |
1:22.03 |
1:24.11 |
2.08 |
| 43 |
York, Liam R (15)
|
MRLIE |
1:28.96 |
1:24.66 |
-4.30 |