| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Dunn, Lily M (14)
|
CTNCY |
1:03.08 |
1:03.67 |
0.59 |
| 2 |
Joyce, Margaret K (14)
|
MRSMC |
1:02.58 |
1:04.01 |
1.43 |
| 3 |
Taylor, Samantha T (14)
|
CTNCY |
1:03.88 |
1:04.34 |
0.46 |
| 4 |
Penn, Haley J (14)
|
MRSMC |
1:04.98 |
1:07.00 |
2.02 |
| 5 |
Slocum, Ann T (13)
|
MRSMC |
1:09.35 |
1:07.97 |
-1.38 |
| 6 |
Sohng, Ella M (14)
|
MRSMC |
1:07.81 |
1:09.31 |
1.50 |
| 7 |
Laurence, Charlotte L (14)
|
CTNCY |
1:06.85 |
1:09.67 |
2.82 |
| 8 |
Tarateta, Anja L (13)
|
CTNCY |
1:11.69 |
1:10.89 |
-0.80 |
| 9 |
Mascarinas, Peyton I (13)
|
CTNCY |
1:13.95 |
1:13.33 |
-0.62 |
| 10 |
Frey, Mary A (13)
|
CTNCY |
1:14.71 |
1:14.53 |
-0.18 |
| 11 |
Madrazo, Daniela * (14)
|
CTNCY |
1:18.51 |
1:18.95 |
0.44 |
| 12 |
Cereghino, Julia M (13)
|
CTNCY |
1:26.07 |
1:21.58 |
-4.49 |
| 13 |
Kholmanskikh, Maria (14)
|
CTNCY |
|
1:25.16 |
- |
| 14 |
Penn, Carly E (14)
|
MRSMC |
1:23.00 |
1:26.23 |
3.23 |
| 15 |
Kenin, Melaina S (13)
|
CTNCY |
1:31.63 |
1:28.49 |
-3.14 |
|
Vertin, Anna C (13)
|
CTNCY |
1:17.71 |
NS |
- |
|
Frank, Sarah L (13)
|
CTNCY |
1:13.78 |
NS |
- |