| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Cheung, Rachel S (12)
|
MDUN-M |
43.15 |
41.96 |
-1.19 |
| 2 |
Gnagey, Anna E (12)
|
MDBAAC |
|
42.72 |
- |
| 3 |
Plaisted, Lucy B (12)
|
MDBAAC |
50.00 |
45.40 |
-4.60 |
| 4 |
Watson, Georgia N (12)
|
MDACSS |
|
46.00 |
- |
| 4 |
Segura, McKenna A (11)
|
MDEST |
46.72 |
46.00 |
-0.72 |
| 6 |
Rinker, Adrienne G (11)
|
MDEST |
45.35 |
46.03 |
0.68 |
| 7 |
Seligman, Elyse G (12)
|
MDEST |
47.09 |
46.24 |
-0.85 |
| 8 |
Kinnear, Emily L (12)
|
MDEST |
50.39 |
46.57 |
-3.82 |
| 9 |
Pasquinelli, Lillian R (12)
|
MDACSS |
|
47.23 |
- |
| 10 |
Klaus, Bridget E (12)
|
MDEST |
50.03 |
49.03 |
-1.00 |
| 11 |
Czajka, Katherine E (12)
|
MDEST |
53.22 |
49.29 |
-3.93 |
| 12 |
Zeiler, Sophi A (12)
|
MDEST |
53.12 |
49.44 |
-3.68 |
| 13 |
Rippeon, Genevieve N (12)
|
MDEST |
|
50.16 |
- |
| 14 |
Birdsall, Caroline R (11)
|
MDEST |
50.74 |
50.32 |
-0.42 |
| 15 |
Gude, Lila M (12)
|
MDEST |
51.46 |
50.98 |
-0.48 |
| 16 |
Keane, Rachel (12)
|
MDJCC |
57.21 |
51.25 |
-5.96 |
| 17 |
Wollenweber, Olivia B (11)
|
MDEST |
57.43 |
53.81 |
-3.62 |
| 18 |
Kravitz-Yoffee, Mollie J (12)
|
MDBAAC |
|
54.68 |
- |
| 19 |
Kayastha, Alphia M (12)
|
MDEST |
1:02.31 |
55.12 |
-7.19 |
| 20 |
Boarman, Ann M (11)
|
MDEST |
55.92 |
57.97 |
2.05 |
| 21 |
Reese, Tarik D (11)
|
MDEST |
1:03.03 |
59.99 |
-3.04 |
| 22 |
Roussell, Alycia M (11)
|
MDBAAC |
|
1:00.22 |
- |
| 23 |
Marx, Kendall E (12)
|
MDACSS |
|
1:06.60 |
- |