| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Cullen, Jocelyn C (16)
|
NJRA |
1:04.79 |
1:06.49 |
1.70 |
| 1 |
Kelly, Mairead C (15)
|
NJRA |
1:12.15 |
1:11.16 |
-0.99 |
| 1 |
Jankowski, Julia E (16)
|
NJRA |
1:13.94 |
1:15.81 |
1.87 |
| 2 |
Winton, Ashley N (17)
|
MASTRM |
1:06.07 |
1:06.70 |
0.63 |
| 2 |
Sprague, Phoebe R (15)
|
MASTRM |
1:12.37 |
1:11.57 |
-0.80 |
| 2 |
Stewart, Isabelle F (17)
|
MASTRM |
1:20.05 |
1:23.37 |
3.32 |
| 3 |
Sigmond-Warner, Margaret J (16)
|
NJRA |
1:04.01 |
1:07.71 |
3.70 |
| 3 |
Wolfgang, Marielle A (17)
|
MASTRM |
1:10.41 |
1:13.16 |
2.75 |
| 4 |
Wang, Carolyn (17)
|
MATWAC |
1:06.67 |
1:09.54 |
2.87 |
| 4 |
Stevenson, Elizabeth A (15)
|
MASTRM |
1:11.44 |
1:13.94 |
2.50 |
|
Billings, Emma K (18)
|
MATWAC |
1:06.06 |
NS |
- |
|
Smith, Lily R (16)
|
MATWAC |
1:08.43 |
NS |
- |