| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Olszewski, Ana I (15)
|
MRNYCC |
54.40 |
56.87 |
2.47 |
| 2 |
Tilneac, Stephanie J (17)
|
MRNYCC |
56.25 |
57.39 |
1.14 |
| 3 |
McGrath, Hannah (15)
|
MRNYCC |
1:02.00 |
57.70 |
-4.30 |
| 4 |
Eguchi, Lydia (17)
|
MRNYCC |
57.93 |
58.84 |
0.91 |
| 5 |
Cheng, Britney (15)
|
MRNCAC |
58.00 |
59.13 |
1.13 |
| 6 |
Stangeby, Hailee M (17)
|
MRAG |
58.97 |
1:00.13 |
1.16 |
| 7 |
Modafferi, Mia (15)
|
MRNDAC |
57.50 |
1:00.56 |
3.06 |
| 8 |
Schnupp, Samantha J (16)
|
MRNYCC |
58.64 |
1:02.08 |
3.44 |
| 9 |
Faldetta, Nicolette L (17)
|
MRNYCC |
1:03.80 |
1:03.08 |
-0.72 |
| 10 |
Lai, Stephanie R (15)
|
MRNYCC |
59.48 |
1:03.39 |
3.91 |
| 11 |
Ritziu, Andrea (15)
|
MRRIST |
1:05.55 |
1:04.56 |
-0.99 |
| 12 |
Mazanek, Charline (17)
|
MRRIST |
1:03.66 |
1:04.83 |
1.17 |
| 13 |
Finkelberg, Abigail R (15)
|
MRRA |
58.41 |
1:04.92 |
6.51 |
| 14 |
Lee, Vivienne B (15)
|
MRNYCC |
1:06.60 |
1:04.96 |
-1.64 |
| 15 |
Fulmer, Shabnam B (15)
|
MRNYCC |
1:07.69 |
1:07.91 |
0.22 |
| 16 |
Chen, Caitlyn K (15)
|
MRNCAC |
11.00 |
1:13.28 |
62.28 |
| 17 |
Omar, Shimaa (15)
|
MRRIST |
1:20.00 |
1:16.09 |
-3.91 |