| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lemoine, Maura F (17)
|
NEMGCB |
59.21 |
1:00.71 |
1.50 |
| 2 |
Kersting-Mumm, Sarah (18)
|
NETRIY |
59.29 |
1:00.77 |
1.48 |
| 3 |
O'Rourke, Courtney E (16)
|
NEMGCB |
1:01.17 |
1:01.13 |
-0.04 |
| 4 |
Wade, Katie (16)
|
NETRIY |
1:00.32 |
1:01.37 |
1.05 |
| 5 |
Owens, Emily (15)
|
NETRIY |
1:04.99 |
1:01.91 |
-3.08 |
| 6 |
Piekarczyk, Maria (15)
|
NETRIY |
1:01.44 |
1:02.22 |
0.78 |
| 7 |
Mentzer, Sydney M (15)
|
NEMGCB |
1:01.51 |
1:02.46 |
0.95 |
| 8 |
Zhu, Zoey (15)
|
NETRIY |
1:03.11 |
1:02.59 |
-0.52 |
| 9 |
Drew, Quincey M (16)
|
NEAYST |
1:03.00 |
1:03.89 |
0.89 |
| 10 |
Dienst, Piper (17)
|
CMS! |
1:03.15 |
1:03.90 |
0.75 |
| 11 |
Doyle, Hailey A (17)
|
NEMGCB |
1:03.44 |
1:05.90 |
2.46 |
| 12 |
Valiton, Sage H (17)
|
NECAST |
1:02.42 |
1:06.46 |
4.04 |
| 13 |
Turley, Rebecca (17)
|
NETRIY |
1:04.86 |
1:07.22 |
2.36 |
| 14 |
Leahey, Abigail D (17)
|
NECAST |
1:07.90 |
1:08.09 |
0.19 |
| 15 |
Grebinar, Kylie D (16)
|
NEMGCB |
1:02.66 |
1:09.22 |
6.56 |
| 16 |
Obrycki, Julia (15)
|
NETRIY |
1:08.31 |
1:12.16 |
3.85 |
| 17 |
Brenner, Jamie L (17)
|
NEMGCB |
1:00.39 |
1:12.77 |
12.38 |
| 18 |
Olson, Evelyn M (17)
|
NEAYST |
1:14.93 |
1:17.74 |
2.81 |
| 19 |
Mullen, Shaelyn (15)
|
NEMBF |
1:20.63 |
1:18.89 |
-1.74 |
| 20 |
Dyer, Camden L (17)
|
NEAYST |
1:17.47 |
1:19.19 |
1.72 |
| 21 |
Kimball, Erin (16)
|
NEAYST |
1:24.14 |
1:34.72 |
10.58 |