| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
McPhillips, Liam T (17)
|
MRGAEL |
51.60 |
52.18 |
0.58 |
| 2 |
Tritter, Hudson C (14)
|
MRPAC |
51.57 |
52.26 |
0.69 |
| 3 |
Pierce, Adrien T (14)
|
MREAST |
50.56 |
53.21 |
2.65 |
| 4 |
Gordinier, Peter, Jr. T (16)
|
MRPAC |
52.13 |
55.20 |
3.07 |
| 5 |
Wang, Hanlin (14)
|
MREAST |
54.76 |
55.57 |
0.81 |
| 6 |
Cato, Tyler R (16)
|
MRNFS |
55.38 |
55.70 |
0.32 |
| 7 |
Jung, Jesse (14)
|
MRYMID |
37.84 |
57.58 |
19.74 |
| 8 |
Aguilar Jr, Humberto (13)
|
MRYMID |
56.67 |
57.60 |
0.93 |
| 9 |
Vales, Tanner C (15)
|
MREAST |
54.21 |
57.83 |
3.62 |
| 10 |
Fuchs, Ethan (17)
|
MRGAEL |
1:00.94 |
58.38 |
-2.56 |
| 11 |
Halls, Sean C (13)
|
MRNFS |
57.91 |
58.56 |
0.65 |
| 12 |
Sheppard, Jason D (17)
|
MRGAEL |
55.66 |
58.63 |
2.97 |
| 13 |
Eforo, Alex (15)
|
MRGAEL |
59.21 |
59.69 |
0.48 |
| 14 |
Uriarte, Alvin (17)
|
MRYMID |
58.62 |
59.76 |
1.14 |
| 15 |
Vincent, Connor J (13)
|
MREAST |
58.21 |
59.81 |
1.60 |
| 16 |
Celaj, Iliriana (14)
|
MRYMID |
59.12 |
1:00.13 |
1.01 |
| 17 |
Kotronis, Zachary (13)
|
MRSS |
1:00.42 |
1:00.34 |
-0.08 |
| 18 |
Parmanan, Eric A (14)
|
MRPAC |
1:01.46 |
1:01.52 |
0.06 |
| 19 |
Graber, Ethan J (14)
|
MREAST |
55.59 |
1:01.70 |
6.11 |
| 20 |
Finley, Michael P (13)
|
MRPAC |
1:00.66 |
1:02.21 |
1.55 |
| 21 |
Blenk, Gavin M (13)
|
MREAST |
57.18 |
1:02.29 |
5.11 |
| 22 |
Micucci, Zachary J (14)
|
MRSMC |
1:10.99 |
1:02.88 |
-8.11 |
| 23 |
Lese, Michael A (13)
|
MREAST |
59.91 |
1:03.94 |
4.03 |
| 24 |
Lavelle, Thomas P (13)
|
MRRYE |
1:04.73 |
1:04.11 |
-0.62 |
| 25 |
Legendre, Malik E (13)
|
MRNFS |
1:04.60 |
1:04.38 |
-0.22 |
| 26 |
Smith, Jabari (14)
|
MRNFS |
1:06.55 |
1:04.81 |
-1.74 |
| 27 |
Kim, Jed S (15)
|
MRYMID |
1:02.66 |
1:05.14 |
2.48 |
| 28 |
Eforo, Edward (13)
|
MRGAEL |
1:09.12 |
1:10.29 |
1.17 |
|
Haffner, Jackson (16)
|
MRRYE |
55.60 |
NS |
- |