| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Berlitz, Daniel J (15)
|
MAPAAC |
29.58 |
28.62 |
-0.96 |
| 2 |
Reihman, Mahlon C (16)
|
MAPAAC |
31.06 |
29.04 |
-2.02 |
| 3 |
Wolbert, Zachary F (16)
|
MAPFY |
27.58 |
29.24 |
1.66 |
| 4 |
McAllister, Patrick L (16)
|
MAPAAC |
34.62 |
31.22 |
-3.40 |
| 5 |
Delans, Wyatt C (17)
|
MAPAAC |
31.64 |
31.55 |
-0.09 |
| 6 |
Jablonski, Daniel M (15)
|
MAPAAC |
34.26 |
32.60 |
-1.66 |
| 7 |
Kim, Hyunbin (17)
|
MAPAAC |
32.75 |
32.98 |
0.23 |
| 8 |
Lehman, Benjamin C (14)
|
MAPAAC |
32.63 |
33.01 |
0.38 |
| 9 |
Avila, Jose A (17)
|
MAPAAC |
33.27 |
33.14 |
-0.13 |
| 10 |
Castano, Gabriel (18)
|
MAPAAC |
|
33.27 |
- |
| 11 |
Rishel, Phillip S (16)
|
MAPAAC |
35.78 |
33.35 |
-2.43 |
| 12 |
Tagliaferri, Justin (14)
|
MAPFY |
35.21 |
33.74 |
-1.47 |
| 13 |
Greer, Matthew J (13)
|
MAPAAC |
|
33.93 |
- |
| 14 |
Allen, Carson C (14)
|
MAPAAC |
34.80 |
34.12 |
-0.68 |
| 15 |
Smerlick, Michael R (17)
|
MAPAAC |
|
34.34 |
- |
| 16 |
Bonge, Daniel J (16)
|
MAPAAC |
|
35.04 |
- |
| 17 |
Holt, Logan R (15)
|
MAPAAC |
39.71 |
36.06 |
-3.65 |
| 18 |
Johnston, Ian A (16)
|
MAPAAC |
54.84 |
36.14 |
-18.70 |
| 19 |
Hernandez, Juan C (14)
|
MAPFY |
36.51 |
36.47 |
-0.04 |
| 20 |
Stevens, Harison K (15)
|
MAPAAC |
38.12 |
36.59 |
-1.53 |
| 21 |
Phillips, Jonathan P (16)
|
MAPAAC |
|
38.56 |
- |
|
Dolan, Nathaniel W (16)
|
MAPAAC |
38.60 |
DQ |
- |