| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Rosen, Jason Z (16)
|
MRLIE |
55.12 |
56.55 |
1.43 |
| 2 |
Crafa, Christopher J (17)
|
MRLIE |
57.40 |
56.84 |
-0.56 |
| 3 |
Fargo, Jordan K (15)
|
MRLIE |
58.68 |
57.40 |
-1.28 |
| 4 |
Chang, Michael (14)
|
MRLIE |
58.08 |
58.51 |
0.43 |
| 5 |
Deguzman, Nathaniel (15)
|
MRLIE |
1:00.77 |
59.65 |
-1.12 |
| 6 |
Crafa, John M (17)
|
MRLIE |
1:00.03 |
1:04.12 |
4.09 |
| 7 |
Walsh, Patrick C (12)
|
MRLIE |
1:05.18 |
1:05.73 |
0.55 |
| 8 |
Hyer, Robert J (17)
|
MRLIE |
1:05.19 |
1:05.94 |
0.75 |
| 8 |
Mattone, Nicholas R (17)
|
MRLIE |
1:04.80 |
1:05.94 |
1.14 |
| 10 |
Gamboa, Nathaniel (14)
|
MRLIE |
1:04.88 |
1:06.91 |
2.03 |
| 11 |
Deguzman, Cameron (16)
|
MRLIE |
1:08.09 |
1:07.39 |
-0.70 |
| 12 |
Shannon, Ryan J (12)
|
MRLIE |
1:07.44 |
1:07.45 |
0.01 |
| 13 |
White, Dylan J (16)
|
MRLIE |
1:10.44 |
1:13.60 |
3.16 |
| 14 |
Liu, Timothy C (12)
|
MRLIE |
|
1:14.66 |
- |
| 15 |
McGoldrick, Michael I (16)
|
MRLIE |
1:16.07 |
1:17.16 |
1.09 |
| 16 |
Yoon, Henri (11)
|
MRLIE |
1:18.23 |
1:19.30 |
1.07 |
| 17 |
LiBASSI, Connor T (11)
|
MRLIE |
1:22.21 |
1:20.33 |
-1.88 |
| 18 |
Solarski, James (16)
|
MRLIE |
|
1:22.31 |
- |
| 19 |
Phelps, Brad (15)
|
MRLIE |
1:19.81 |
1:23.99 |
4.18 |
| 20 |
Korsun, Max (15)
|
MRCENT |
|
1:29.00 |
- |
| 21 |
Severe, Jalen F (16)
|
MRLIE |
|
1:37.48 |
- |