| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Ross, Leia (14)
|
AMTPIT |
58.90 |
59.31 |
0.41 |
| 2 |
Hull, Lauren R (14)
|
MABLUE |
1:02.00 |
1:00.70 |
-1.30 |
| 3 |
Tilneac, Stephanie J (17)
|
MRNYCC |
1:00.00 |
1:00.91 |
0.91 |
| 4 |
Cushman, Stephanie J (18)
|
NJRA |
1:00.44 |
1:00.97 |
0.53 |
| 5 |
Brown, Kayla A (14)
|
CTBEAR |
1:01.16 |
1:01.07 |
-0.09 |
| 6 |
Alferez, Veronica (16)
|
NJJFAC |
1:01.05 |
1:01.19 |
0.14 |
| 7 |
Ramey, Abigail C (14)
|
AMTPIT |
1:02.20 |
1:01.40 |
-0.80 |
| 8 |
Lai, Stephanie R (15)
|
MRNYCC |
1:01.00 |
1:01.70 |
0.70 |
| 9 |
Pikulik, Nicole (17)
|
MRHAA |
1:02.10 |
1:02.32 |
0.22 |
| 10 |
McGrath, Hannah (16)
|
MRNYCC |
1:02.00 |
1:03.12 |
1.12 |
| 11 |
Weiss, Jessica M (17)
|
MRYFD |
1:02.90 |
1:03.18 |
0.28 |
| 12 |
Smith, Kelly A (16)
|
NJTAC |
1:04.79 |
1:05.11 |
0.32 |
| 13 |
McCauley, Angela E (16)
|
ADEELS |
1:02.25 |
1:05.12 |
2.87 |
| 14 |
Samson, Rachel A (17)
|
NJEEX |
1:04.15 |
1:05.26 |
1.11 |
| 15 |
Schlackman, Olivia C (16)
|
NJBB |
1:07.75 |
1:05.70 |
-2.05 |