| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Rosa, Andrew A (13)
|
ILACAD |
1:01.10 |
1:03.21 |
2.11 |
| 2 |
Adomaitis, Tomas (13)
|
ILACAD |
1:03.95 |
1:04.15 |
0.20 |
| 3 |
Chen, Henry R (13)
|
ILGSC |
1:03.97 |
1:04.47 |
0.50 |
| 4 |
Rabinovich, Ernest G (13)
|
ILGSC |
1:02.02 |
1:05.44 |
3.42 |
| 5 |
Sacor, Sam A (14)
|
ILGSC |
1:06.43 |
1:05.91 |
-0.52 |
| 6 |
Simpson, Clark E (13)
|
ILGSC |
1:05.62 |
1:05.98 |
0.36 |
| 7 |
Algrim, Kyle F (13)
|
ILSCST |
1:06.35 |
1:06.77 |
0.42 |
| 8 |
Vahey, Finn M (14)
|
ILACAD |
1:08.10 |
1:07.51 |
-0.59 |
| 9 |
McMillan, Ethan D (14)
|
ILSCST |
1:08.23 |
1:07.81 |
-0.42 |
| 10 |
Zonys, Neimantas (14)
|
ILACAD |
1:08.34 |
1:07.86 |
-0.48 |
| 11 |
Gitlevich, Evan L (13)
|
ILGSC |
1:04.20 |
1:08.28 |
4.08 |
| 12 |
Bey, Joshua J (13)
|
ILWHTN |
1:07.09 |
1:08.43 |
1.34 |
| 13 |
Ko, Euben C (13)
|
ILGSC |
1:08.20 |
1:10.23 |
2.03 |
| 14 |
Brucato, Joseph J (14)
|
ILSCST |
1:11.54 |
1:10.71 |
-0.83 |
| 15 |
Stratton, Matthew C (14)
|
ILSCST |
1:09.87 |
1:10.88 |
1.01 |
| 16 |
Baron, Judd B (14)
|
ILBSC |
1:21.06 |
1:11.07 |
-9.99 |
| 17 |
Murray, William C (14)
|
ILSCST |
1:11.42 |
1:11.36 |
-0.06 |
| 18 |
Redden, Nicholas J (13)
|
ILSCST |
1:12.56 |
1:13.49 |
0.93 |
| 19 |
Strama, Andrew R (14)
|
ILSCST |
1:20.81 |
1:17.43 |
-3.38 |
| 20 |
Lemp, Brennan C (13)
|
ILSCST |
1:28.79 |
1:25.64 |
-3.15 |
| 21 |
Bohacek, Jake P (14)
|
ILSCST |
1:28.78 |
1:26.63 |
-2.15 |
| 22 |
Alongi, Francesco A (13)
|
ILSCST |
1:30.24 |
1:28.89 |
-1.35 |
| 23 |
Lo Faso, Christian N (14)
|
ILSCST |
1:39.48 |
1:32.79 |
-6.69 |
| 24 |
Hansen, Matthew R (14)
|
ILSCST |
1:35.69 |
1:32.96 |
-2.73 |
| 25 |
Brown, Cooper W (13)
|
ILSCST |
1:59.91 |
1:43.34 |
-16.57 |