| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Pathammavong, Suriyathai A (12)
|
NIVICT |
1:02.59 |
1:01.99 |
-0.60 |
| 2 |
Quigley, Brienne K (12)
|
NIGRSC |
1:14.11 |
1:12.53 |
-1.58 |
| 3 |
Langan, Abigayle R (11)
|
NIVICT |
1:11.83 |
1:13.66 |
1.83 |
| 4 |
Miller, Anna M (12)
|
NIGRSC |
1:14.26 |
1:14.85 |
0.59 |
| 5 |
Welch, Haley A (11)
|
NIGRSC |
1:21.94 |
1:16.25 |
-5.69 |
| 6 |
Snyder, Delaney N (12)
|
NIGRSC |
1:21.71 |
1:19.60 |
-2.11 |
| 7 |
Burnett, Allyson C (12)
|
NIUN |
1:17.00 |
1:20.89 |
3.89 |
| 8 |
Lorenzo, Lydia M (12)
|
NIRRST |
1:21.88 |
1:22.62 |
0.74 |
| 9 |
Hubbard, Mary Elena P (11)
|
NIGRSC |
1:55.94 |
1:27.02 |
-28.92 |
| 10 |
Buzzell, Ella L (11)
|
NIGRSC |
1:30.80 |
1:34.44 |
3.64 |
| 11 |
Osborne, Samantha R (11)
|
NIGRSC |
2:00.44 |
1:43.75 |
-16.69 |
| 12 |
Stonehouse, Sierra L (11)
|
NIGRSC |
1:50.23 |
1:48.66 |
-1.57 |
|
Trapp, Angelina L (11)
|
NIPMSC |
|
NS |
- |