| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Li, Audrey (8)
|
MRRYE |
1:12.70 |
1:14.12 |
1.42 |
| 2 |
Clark, Grace (8)
|
MAPY |
1:15.28 |
1:15.02 |
-0.26 |
| 3 |
Dumblewski, Lola (8)
|
ADGLOY |
1:26.67 |
1:16.61 |
-10.06 |
| 4 |
Minchala, Emily D (8)
|
MRFLY |
1:22.99 |
1:16.66 |
-6.33 |
| 5 |
Kruger, Amelia L (8)
|
NIAYST |
1:19.83 |
1:18.47 |
-1.36 |
| 6 |
Keleher, Elena (8)
|
LOCK |
1:21.26 |
1:19.88 |
-1.38 |
| 7 |
Gaskill, Ellie (7)
|
LOCK |
1:22.67 |
1:22.73 |
0.06 |
| 8 |
Mitsuhashi, Ayano (6)
|
MRRYE |
1:24.30 |
1:23.94 |
-0.36 |
| 9 |
Myatt, Molly E (8)
|
ADONEI |
1:24.15 |
1:24.92 |
0.77 |
| 10 |
Padula, Emma (7)
|
ADGUY |
1:27.10 |
1:25.09 |
-2.01 |
| 11 |
Mobeen, Leena * (8)
|
NIGRAY |
1:29.66 |
1:25.60 |
-4.06 |
| 12 |
Waldman, Jacqueline C (8)
|
ADGBY |
1:27.74 |
1:26.66 |
-1.08 |
| 13 |
Pratt, Anna (8)
|
NIBYSD |
1:31.19 |
1:27.27 |
-3.92 |
| 14 |
Rejman, Jillian (8)
|
NIAYST |
1:26.43 |
1:27.74 |
1.31 |
| 15 |
Chamberlain, Macey (8)
|
ADGLOY |
1:37.53 |
1:28.50 |
-9.03 |
| 16 |
Wightman, Kinnley (8)
|
ADONE |
1:35.03 |
1:28.75 |
-6.28 |
| 17 |
Reynics, Sarah E (8)
|
NIAYST |
1:32.45 |
1:30.71 |
-1.74 |
| 18 |
Draven, Julia (7)
|
NEWSYP |
1:29.27 |
1:31.23 |
1.96 |
| 19 |
Holm, Alexis P (8)
|
NIAYST |
1:32.15 |
1:31.39 |
-0.76 |
| 20 |
Cheng, Elaine (8)
|
MRRYE |
1:31.20 |
1:31.54 |
0.34 |
| 20 |
Johnson, Lucy (8)
|
ADWAT |
1:36.09 |
1:31.54 |
-4.55 |
| 22 |
Lange, Elizabeth (8)
|
MRRYE |
1:35.60 |
1:33.08 |
-2.52 |
| 23 |
Stuart, Parker (8)
|
NIAYST |
1:37.03 |
1:33.47 |
-3.56 |
| 24 |
Menard, Sophia (8)
|
MRCIY |
1:35.78 |
1:33.79 |
-1.99 |
| 25 |
Mitchell, Jocelyn (8)
|
IHYS |
1:33.80 |
1:34.75 |
0.95 |
| 26 |
Cossart, Alyson (7)
|
ADGLEN |
1:36.18 |
1:35.07 |
-1.11 |
| 27 |
Charalambous, Olivia P (8)
|
MRHYB |
1:38.00 |
1:42.03 |
4.03 |