| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Brown, Samuel J (12)
|
ADBFIN |
28.74 |
28.25 |
-0.49 |
| 2 |
Eckman, Samuel E (12)
|
ADALBS |
37.19 |
36.28 |
-0.91 |
| 3 |
Hartman, Andrew C (11)
|
ADALBS |
36.72 |
36.86 |
0.14 |
| 4 |
Berin, Benjamin E (11)
|
ADDELM |
38.41 |
38.45 |
0.04 |
| 5 |
LaFountain, Nathan P (12)
|
ADALBS |
42.90 |
40.29 |
-2.61 |
| 6 |
Rao, Sudhanva V (12)
|
ADBFIN |
42.19 |
41.31 |
-0.88 |
| 7 |
Reid, Ethan W (12)
|
ADALBS |
49.67 |
44.97 |
-4.70 |
| 8 |
McFarland, Finnegan D (11)
|
ADBFIN |
46.39 |
45.16 |
-1.23 |
| 9 |
Traudt, Carter J (11)
|
ADDELM |
42.12 |
45.24 |
3.12 |
| 10 |
Zheng, Toby J (12)
|
ADBFIN |
53.58 |
51.84 |
-1.74 |
| 11 |
Rodda, Pradham * (11)
|
ADBFIN |
56.57 |
56.33 |
-0.24 |
|
Lopez-Toledo, Adrian (11)
|
ADALBS |
44.19 |
NS |
- |