| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Leary, Daisy K (10)
|
NCMOR |
44.53 |
40.72 |
-3.81 |
| 2 |
Fleming, Harriet M (10)
|
NCMOR |
1:00.08 |
41.34 |
-18.74 |
| 3 |
Weaver, Natalie M (10)
|
NCMOR |
55.00 |
41.81 |
-13.19 |
| 4 |
Rivera, Olivia M (9)
|
NCMOR |
|
43.90 |
- |
| 5 |
Coll, Savannah H (9)
|
NCMOR |
52.61 |
44.37 |
-8.24 |
| 6 |
Sciaudone, Gabrielle S (9)
|
NCMOR |
54.52 |
44.48 |
-10.04 |
| 7 |
Takei, Kamiko V (9)
|
NCMOR |
46.25 |
44.70 |
-1.55 |
| 8 |
Burdette, Annabelle C (10)
|
NCMOR |
1:00.08 |
46.31 |
-13.77 |
| 9 |
Brugh, Anne S (9)
|
NCMOR |
1:03.08 |
50.72 |
-12.36 |
| 10 |
Drummond, Abigail S (10)
|
NCMOR |
54.55 |
52.98 |
-1.57 |
| 11 |
Wilson, Cameron E (10)
|
NCMOR |
56.00 |
55.49 |
-0.51 |
| 12 |
Smyth, Frances S (10)
|
NCMOR |
1:06.08 |
1:01.65 |
-4.43 |
|
Chandler, Vera G (9)
|
NCMOR |
1:01.55 |
DQ |
- |
|
Koonce, Helen O (9)
|
NCMOR |
1:00.08 |
DQ |
- |
|
Mitchell, Helen E (10)
|
NCMOR |
1:05.08 |
DQ |
- |