| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Joyner, Aiden D (13)
|
MDBCSC |
1:03.03 |
1:01.59 |
-1.44 |
| 2 |
Smith, Andrew A (13)
|
MDYCM |
1:02.28 |
1:02.69 |
0.41 |
| 3 |
Corcoran, Nicholas D (14)
|
MDMAS |
1:04.24 |
1:02.72 |
-1.52 |
| 4 |
Veeck, Holden R (14)
|
MDRAC |
1:02.55 |
1:03.93 |
1.38 |
| 5 |
Stearn, Gavin A (13)
|
MDOPST |
1:05.76 |
1:04.81 |
-0.95 |
| 6 |
Guan, Leo C (13)
|
MDEST |
1:04.63 |
1:05.05 |
0.42 |
| 7 |
Anderson, Nicklas A (14)
|
MDHOCO |
1:09.14 |
1:05.70 |
-3.44 |
| 8 |
Zhang, Yifan (14)
|
MDHAGY |
1:03.45 |
1:05.80 |
2.35 |
| 9 |
Ddungu, Hashir I (13)
|
MDEST |
1:04.48 |
1:06.09 |
1.61 |
| 10 |
Maharjan, Jenish (14)
|
MDEST |
1:06.33 |
1:06.20 |
-0.13 |
| 11 |
Vandewinckel, Lucas C (14)
|
MDGBSA |
1:07.66 |
1:06.45 |
-1.21 |
| 12 |
Briggs, Julian L (13)
|
MDHOCO |
1:10.06 |
1:06.53 |
-3.53 |
| 13 |
Holc, Anthony S (14)
|
MDBCSC |
1:06.48 |
1:06.85 |
0.37 |
| 14 |
Clark, Zachary A (14)
|
MDHSST |
1:05.61 |
1:07.95 |
2.34 |
| 15 |
Chan, Alan Z (13)
|
MDACA |
1:09.21 |
1:08.07 |
-1.14 |
| 16 |
Carroll, Benjamin A (13)
|
MDCGA |
1:10.86 |
1:10.93 |
0.07 |
| 17 |
Norris, Bradin J (13)
|
MDEST |
1:09.30 |
1:11.61 |
2.31 |
| 18 |
Hornor, Townsend T (14)
|
MDGBSA |
1:24.12 |
1:21.67 |
-2.45 |
| 19 |
Munns, Joshua P (13)
|
MDGBSA |
1:27.68 |
1:24.39 |
-3.29 |
|
Loiselle, Andrew R (13)
|
MDGBSA |
1:25.69 |
NS |
- |
|
Hebert, Brandon R (14)
|
MDFSC |
1:07.70 |
NS |
- |