| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Digiovanni, Amaya M (16)
|
ADDACC |
53.92 |
55.46 |
1.54 |
| 2 |
Laferriere, Jayna (15)
|
ADGLEN |
58.10 |
57.01 |
-1.09 |
| 3 |
Drummond, Jenna D (16)
|
ADGBY |
58.69 |
57.63 |
-1.06 |
| 4 |
McCord, Emily G (15)
|
ADKING |
55.45 |
58.05 |
2.60 |
| 5 |
Gillan, Elaine M (16)
|
ADGBY |
1:00.84 |
59.72 |
-1.12 |
| 6 |
Rappazzo, Qian M (15)
|
ADGBY |
1:01.71 |
1:00.28 |
-1.43 |
| 7 |
Gilbert, Portia M (17)
|
ADGLEN |
59.31 |
1:00.37 |
1.06 |
| 8 |
Tristan, Mathilda A (17)
|
ADSSCY |
57.55 |
1:00.96 |
3.41 |
| 9 |
Bonesteel, Carsyn E (15)
|
ADGLEN |
1:02.68 |
1:02.39 |
-0.29 |
| 10 |
Lashway, Elizabeth G (16)
|
ADGUY |
58.48 |
1:02.47 |
3.99 |
| 11 |
Sommo, Avery N (15)
|
ADGUY |
1:02.86 |
1:02.57 |
-0.29 |
| 12 |
Geczy, Meghan E (17)
|
ADGLFY |
58.44 |
1:02.58 |
4.14 |
| 13 |
Montanini, Irene (16)
|
ADGUY |
1:03.39 |
1:02.68 |
-0.71 |
| 14 |
Rowland, Kylie (17)
|
ADGUY |
58.28 |
1:03.06 |
4.78 |
| 15 |
Harmon, Anna E (15)
|
ADSARY |
1:04.49 |
1:03.29 |
-1.20 |
| 16 |
Tanner, Margot R (17)
|
ADGUY |
1:04.27 |
1:03.46 |
-0.81 |
| 17 |
Norris, Julia M (17)
|
ADGLOY |
1:02.79 |
1:04.34 |
1.55 |
| 18 |
Coutant, Genevieve K (17)
|
ADGLFY |
1:01.36 |
1:04.68 |
3.32 |
| 19 |
Nacheman, Rachel E (16)
|
ADSARY |
1:05.09 |
1:06.52 |
1.43 |
| 20 |
Nolan, Celia H (15)
|
ADSARY |
1:09.64 |
1:09.63 |
-0.01 |
| 21 |
Collins, Margaret (17)
|
ADGUY |
1:10.11 |
1:10.93 |
0.82 |
| 22 |
Johnson, Kristen L (15)
|
ADDACC |
1:09.04 |
1:10.99 |
1.95 |
| 23 |
Sweeney Benzon, Elizabeth R (16)
|
ADSARY |
1:10.00 |
1:13.12 |
3.12 |
| 24 |
Rudolph, Hannah (15)
|
ADGUY |
1:10.61 |
1:14.04 |
3.43 |
|
Gayton, Kailey C (15)
|
ADGLFY |
58.80 |
NS |
- |
|
SantaBarbara, Marianna (16)
|
ADDACC |
54.64 |
NS |
- |