| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Suharev, Anna M (12)
|
MRFREE |
35.08 |
34.45 |
-0.63 |
| 2 |
Chuk, Leyla (11)
|
MRFREE |
44.24 |
40.30 |
-3.94 |
| 3 |
Audzeyev, Dennis (10)
|
MRFREE |
43.72 |
43.52 |
-0.20 |
| 4 |
Yu, Alexis (10)
|
MRFREE |
48.00 |
43.88 |
-4.12 |
| 5 |
Tang, Emma B (10)
|
MRFREE |
49.71 |
47.18 |
-2.53 |
| 6 |
Hoy, Isabella L (10)
|
MRFREE |
47.61 |
47.65 |
0.04 |
| 7 |
Bondarchuk, James (11)
|
MRFREE |
51.56 |
50.10 |
-1.46 |
| 8 |
Tsitsiashvili, Matthew (10)
|
MRFREE |
47.61 |
50.46 |
2.85 |
| 9 |
Kostov, Ryan (8)
|
MRFREE |
50.32 |
52.39 |
2.07 |
| 10 |
Nemirovsky, Polina M (9)
|
MRFREE |
54.90 |
53.44 |
-1.46 |
| 11 |
Afonin, Thomas (7)
|
MRUN |
55.00 |
54.56 |
-0.44 |
| 12 |
Yesil, Turker (11)
|
MRFREE |
56.94 |
55.74 |
-1.20 |
| 13 |
Yakubov, David (7)
|
MRFREE |
56.34 |
57.43 |
1.09 |
| 14 |
Maznychko, Andrew N (9)
|
MRFREE |
59.99 |
57.44 |
-2.55 |
| 15 |
Eckhaus, Jacqueline M (8)
|
MRFREE |
58.49 |
58.60 |
0.11 |
| 16 |
Varnavskikh, Bogdan (8)
|
MRFREE |
1:06.38 |
59.78 |
-6.60 |
| 17 |
Ould Abbou, Khalid Walid (7)
|
MRFREE |
1:01.19 |
59.97 |
-1.22 |
| 18 |
Cherukuri, Arnav (8)
|
MRFREE |
56.99 |
1:01.83 |
4.84 |
|
Esposito, Joanna L (8)
|
MRFREE |
1:00.99 |
DQ |
- |
|
Drozdovskyi, Denys (12)
|
MRFREE |
53.05 |
NS |
- |