| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Scott, Morgan E (17)
|
MACBST |
53.94 |
57.21 |
3.27 |
| 2 |
Freed, Hailey (15)
|
MASOUD |
58.54 |
59.92 |
1.38 |
| 3 |
Brandbergh, Eleanor J (15)
|
MACBST |
58.73 |
1:01.29 |
2.56 |
| 4 |
Liu, Chelsey (15)
|
MASSC |
1:00.17 |
1:01.67 |
1.50 |
| 5 |
Beno, Anna M (17)
|
MACBST |
58.18 |
1:02.16 |
3.98 |
| 6 |
Goroshko, Julia (16)
|
MACBST |
59.51 |
1:03.03 |
3.52 |
| 7 |
Zlotnikoff, Carly B (16)
|
MACBST |
1:06.76 |
1:03.47 |
-3.29 |
| 8 |
Bunn, Elizabeth M (17)
|
MASSC |
1:01.13 |
1:04.58 |
3.45 |
| 9 |
Whalen, Caitlin (15)
|
MAGSA |
1:05.36 |
1:05.50 |
0.14 |
| 10 |
Shiroff, Sayde M (16)
|
MACBST |
1:00.39 |
1:05.66 |
5.27 |
| 11 |
Patti, Rebecca A (17)
|
MACBST |
1:03.72 |
1:05.67 |
1.95 |
| 12 |
Hipp, Alexa R (16)
|
MASSC |
1:01.70 |
1:05.89 |
4.19 |
| 13 |
Rudnitsky, Rebecca J (16)
|
MAHHAA |
1:05.06 |
1:06.93 |
1.87 |
| 14 |
Cassidy, Caroline R (18)
|
MACBST |
1:08.48 |
1:07.33 |
-1.15 |
| 15 |
Mosco, Isabella (15)
|
MACORE |
1:08.85 |
1:07.70 |
-1.15 |
| 16 |
Kearns, Abigail E (16)
|
MACBST |
1:08.32 |
1:07.79 |
-0.53 |
| 17 |
Kellner, Isabella I (15)
|
MACBST |
1:06.44 |
1:07.97 |
1.53 |
| 18 |
Sasso, Nicole B (15)
|
MACBST |
|
1:08.18 |
- |
| 19 |
Booth, Emily G (16)
|
MACBFY |
1:05.36 |
1:09.18 |
3.82 |
| 20 |
Townend, Amy P (15)
|
MASSC |
1:03.73 |
1:10.04 |
6.31 |
| 21 |
Miksa, Leah (15)
|
MACBFY |
1:09.37 |
1:10.13 |
0.76 |
| 22 |
Jones, Laura G (15)
|
MASSC |
1:11.13 |
1:11.08 |
-0.05 |
| 23 |
Hamilton, Grace A (15)
|
MACBST |
1:14.50 |
1:11.49 |
-3.01 |
| 24 |
Moore, Audra K (16)
|
MACBST |
1:12.12 |
1:14.09 |
1.97 |
| 25 |
Allison, Jennifer L (15)
|
MAHHAA |
|
1:17.80 |
- |
| 26 |
Wagner, Carleyrose (15)
|
MACBFY |
1:22.86 |
1:21.10 |
-1.76 |
| 27 |
Schluchterer, Hailey (16)
|
MAGSA |
1:36.70 |
1:38.32 |
1.62 |