| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Levensten, Sydney J (15)
|
MASSC |
1:01.50 |
1:01.74 |
0.24 |
| 2 |
Shifflett, Ella M (15)
|
MASSC |
1:02.26 |
1:02.82 |
0.56 |
| 3 |
Cappola, Christina M (16)
|
MASSC |
1:04.68 |
1:03.47 |
-1.21 |
| 4 |
Rollings, Amanda (16)
|
MAWCAY |
1:02.86 |
1:04.59 |
1.73 |
| 5 |
Kane, Isabella (15)
|
MAWCAY |
1:02.87 |
1:05.88 |
3.01 |
| 6 |
Slupianek, Helena (17)
|
MASSC |
1:06.25 |
1:06.36 |
0.11 |
| 7 |
Hammond, Kayla A (17)
|
MALMAC |
1:02.20 |
1:06.42 |
4.22 |
| 8 |
Jones, Laura G (17)
|
MASSC |
1:06.96 |
1:07.94 |
0.98 |
| 9 |
Collison, Alexis B (15)
|
MAWCAY |
1:11.12 |
1:10.75 |
-0.37 |
| 10 |
Parks, Olivia (16)
|
MANAAC |
1:12.50 |
1:12.35 |
-0.15 |
| 11 |
Filipovski, Sara (17)
|
MAEAAC |
1:13.41 |
1:12.85 |
-0.56 |
| 12 |
Hendrickson, Ava E (15)
|
MASSC |
1:14.27 |
1:12.86 |
-1.41 |
| 13 |
Petertonjes, Melissa (17)
|
MAUNLC |
1:14.10 |
1:14.66 |
0.56 |
| 14 |
Oswald, Abigail C (16)
|
MAMSA |
1:09.39 |
1:15.18 |
5.79 |
| 15 |
Bakker, Anna C (16)
|
MAMSA |
1:09.52 |
1:15.42 |
5.90 |
| 16 |
Regan, Katie M (17)
|
MAWCAY |
1:14.76 |
1:16.57 |
1.81 |
| 17 |
Wilson, Hannah M (16)
|
MAUNOJ |
|
1:24.27 |
- |
| 18 |
East, Mary E (15)
|
MAMSA |
1:28.79 |
1:28.83 |
0.04 |
|
Holtsberg, Cathryn F (15)
|
MASSC |
1:09.43 |
NS |
- |
|
Bergstrom, Sophie E (18)
|
MASSC |
1:09.11 |
NS |
- |
|
White, Sadie N (15)
|
MALMAC |
1:04.09 |
NS |
- |
|
Turley, Alyson E (15)
|
MALCY |
1:15.62 |
NS |
- |