| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Reyes, Diego A (16)
|
ORWSC |
58.23 |
59.97 |
1.74 |
| 2 |
Foord, Luca J (16)
|
ORVSST |
1:01.03 |
1:01.98 |
0.95 |
| 3 |
Xue, Justin J (15)
|
ORCRST |
59.98 |
1:03.40 |
3.42 |
| 4 |
Valenzuela, Aries S (16)
|
ORVSST |
1:06.86 |
1:04.75 |
-2.11 |
| 5 |
Wingard, Davis E (17)
|
ORTEAM |
1:02.98 |
1:05.55 |
2.57 |
| 6 |
Curran, Alexander W (17)
|
ORCRST |
1:00.26 |
1:05.75 |
5.49 |
| 7 |
Nicorici, Michael D (15)
|
ORCRST |
1:07.22 |
1:07.20 |
-0.02 |
| 8 |
Ahten, Tyler K (15)
|
ORTEAM |
1:08.27 |
1:09.35 |
1.08 |
| 9 |
Gunderson, Drew J (15)
|
ORCRST |
1:10.07 |
1:09.48 |
-0.59 |
| 10 |
Dickens, Evan C (15)
|
OREA |
1:13.38 |
1:10.70 |
-2.68 |
| 11 |
Milburn, Luke D (16)
|
ORAAA |
1:12.29 |
1:11.72 |
-0.57 |
| 12 |
Thompson, Benjamin L (15)
|
OREA |
1:15.99 |
1:14.52 |
-1.47 |
| 13 |
McDonald, Nicholas H (17)
|
ORTEAM |
1:15.77 |
1:16.58 |
0.81 |
|
Swinn, Jacob G (37)
|
ORUN |
1:10.00 |
NS |
- |