| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Campbell, Cara M (15)
|
NISYCH |
25.87 |
26.49 |
0.62 |
| 2 |
Lacey, Orla J (14)
|
NISYCH |
27.45 |
28.11 |
0.66 |
| 3 |
Phoha, Shiela W (13)
|
NISYCH |
29.56 |
28.87 |
-0.69 |
| 4 |
Antoine, Julia M (14)
|
NISYCH |
29.24 |
29.64 |
0.40 |
| 5 |
Donaghue, Kathryn J (13)
|
NISYCH |
30.52 |
30.39 |
-0.13 |
| 6 |
Huyck, Claire (13)
|
NISYCH |
30.71 |
32.75 |
2.04 |
| 7 |
Stella, Marina C (13)
|
NISYCH |
30.88 |
33.40 |
2.52 |
| 8 |
Phoha, Rekha W (9)
|
NISYCH |
39.89 |
36.47 |
-3.42 |
| 9 |
Ogata, Olivia Y (10)
|
NISYCH |
37.72 |
36.85 |
-0.87 |
| 10 |
Miro, Marie-Claire N (12)
|
NISYCH |
41.79 |
37.07 |
-4.72 |
| 11 |
Griffith, Bobbi C (13)
|
NISCSD |
52.98 |
40.95 |
-12.03 |
| 12 |
Smith, Eliza G (10)
|
NISYCH |
41.90 |
41.02 |
-0.88 |
| 13 |
Joardar, Anushka (9)
|
NISYCH |
51.55 |
44.29 |
-7.26 |
| 14 |
Zizzo, Analisa S (11)
|
NISYCH |
|
48.29 |
- |
| 15 |
Wheeler, Samantha A (7)
|
NISYCH |
|
50.84 |
- |
| 16 |
Zuckerbraun, Julah B (12)
|
NISCSD |
58.38 |
51.28 |
-7.10 |
| 17 |
Trett, Janelle M (7)
|
NISCSD |
1:03.82 |
54.18 |
-9.64 |
| 18 |
Parish, Ella E (9)
|
NISYCH |
|
1:07.35 |
- |
|
Wan, Serena E (9)
|
NISYCH |
|
DQ |
- |
|
Kerney, Fiona F (7)
|
NISCSD |
1:25.00 |
NS |
- |
|
Fay, Julia D (15)
|
NISCSD |
30.00 |
NS |
- |