| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Martin, Annabelle J (10)
|
NESAIL |
41.40 |
41.27 |
-0.13 |
| 2 |
Kumpf, Kaitlyn E (10)
|
NEWEST |
41.97 |
41.84 |
-0.13 |
| 3 |
Hehir, Aida R (10)
|
NEDHH |
48.94 |
42.38 |
-6.56 |
| 4 |
Bonin, Audrey R (10)
|
NEWEST |
45.07 |
43.40 |
-1.67 |
| 5 |
Harrington, Kaitlyn R (10)
|
NEWACK |
46.73 |
46.44 |
-0.29 |
| 6 |
Carline, Brooke A (10)
|
NEHAY |
48.39 |
47.41 |
-0.98 |
| 7 |
Bonin, Kelsey G (8)
|
NEWEST |
48.05 |
48.82 |
0.77 |
| 8 |
Hoover, Annabelle M (8)
|
NESAIL |
51.25 |
48.97 |
-2.28 |
| 9 |
Bluman, Tenney A (10)
|
NEDHH |
50.29 |
49.06 |
-1.23 |
| 10 |
Niedbala, Nora C (10)
|
NEWEST |
44.87 |
50.87 |
6.00 |
| 11 |
Rogers, Katelyn C (10)
|
NEHAY |
49.51 |
52.44 |
2.93 |
| 12 |
Russo, Lucinda P (10)
|
NEWW |
59.79 |
52.51 |
-7.28 |
| 13 |
Feole-Haughey, Jaedyn B (10)
|
NEENVY |
|
53.40 |
- |
| 14 |
Tatar, Sophia F (10)
|
NEDHH |
|
53.41 |
- |
| 15 |
Shea, Madison R (9)
|
NEHAY |
53.59 |
54.44 |
0.85 |
| 16 |
Crowder, Julia A (9)
|
NEENVY |
1:11.39 |
54.53 |
-16.86 |
| 17 |
Martin, Milly M (9)
|
NESAIL |
53.42 |
55.22 |
1.80 |
| 18 |
Crawford, Allison G (10)
|
NEHAY |
56.42 |
55.50 |
-0.92 |
| 19 |
Ullucci, Audrina M (10)
|
NEHAY |
|
57.32 |
- |
| 20 |
Tuxbury, Brynn E (9)
|
NEENVY |
1:04.34 |
1:02.00 |
-2.34 |