| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Szwestko, Damian (12)
|
MRFA |
37.67 |
37.64 |
-0.03 |
| 2 |
McGuigan, Aubrey J (11)
|
MRFA |
39.32 |
38.65 |
-0.67 |
| 3 |
Heilbronn, Laurel A (12)
|
MRFA |
38.23 |
39.25 |
1.02 |
| 4 |
Yang, Lucy (12)
|
MRFA |
41.70 |
42.76 |
1.06 |
| 5 |
Zheng, Aiden Z (12)
|
MRFA |
44.75 |
42.91 |
-1.84 |
| 6 |
JeanBaptiste, Kaylee (11)
|
MRFA |
43.13 |
43.59 |
0.46 |
| 7 |
Jang, Esther (12)
|
MRFA |
43.66 |
44.18 |
0.52 |
| 8 |
Bevilacqua, Lillian C (12)
|
MRFA |
43.91 |
44.70 |
0.79 |
| 9 |
Walsh, Rosalia T (12)
|
MRFA |
47.00 |
45.99 |
-1.01 |
| 10 |
Altamore, Annalise (11)
|
MRFA |
49.42 |
47.93 |
-1.49 |
| 11 |
Fletcher, Reilly D (11)
|
MRFA |
51.12 |
50.63 |
-0.49 |