| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Lee, Eun Chan (10)
|
ADCPP |
1:18.88 |
1:16.08 |
-2.80 |
| 2 |
Lim, Yi Wei (9)
|
ADCPP |
1:22.97 |
1:16.88 |
-6.09 |
| 3 |
Tong, Yuan (9)
|
ADCPP |
1:21.18 |
1:24.48 |
3.30 |
| 4 |
Guntert, Ashton J (9)
|
ADALBS |
1:27.77 |
1:28.87 |
1.10 |
| 5 |
Yin, Brayden C (9)
|
ADCPP |
1:34.02 |
1:28.91 |
-5.11 |
| 6 |
Liu, Henry Z (9)
|
ADCPP |
1:36.31 |
1:33.27 |
-3.04 |
| 7 |
Bukowski, Quinten (9)
|
ADJJSC |
1:36.07 |
1:36.45 |
0.38 |
| 8 |
Zeliph, Jack H (9)
|
ADALBS |
1:33.44 |
1:37.65 |
4.21 |
| 9 |
Larsen, Edwin (9)
|
ADJJSC |
1:36.10 |
1:38.49 |
2.39 |
| 10 |
Ilardi, Tyler R (9)
|
ADALBS |
1:47.26 |
1:38.70 |
-8.56 |
| 11 |
Cao, Austin W (10)
|
ADJJSC |
1:36.37 |
1:38.87 |
2.50 |
| 12 |
Kennedy, Ian M (9)
|
ADJJSC |
1:41.98 |
1:39.52 |
-2.46 |
| 13 |
McNair, Finn M (9)
|
ADCLIN |
1:47.26 |
1:40.04 |
-7.22 |
| 14 |
Mian, Subhaan A (10)
|
ADCLIN |
1:47.72 |
1:41.34 |
-6.38 |
| 15 |
Zhang, Yangyiyi (10)
|
ADCPP |
1:58.12 |
1:48.22 |
-9.90 |
| 16 |
Lee, Nathan C (9)
|
ADCPP |
1:41.77 |
1:48.96 |
7.19 |
| 17 |
LaFountain, Levi P (9)
|
ADALBS |
1:58.56 |
1:51.68 |
-6.88 |
| 18 |
Freiberger, Samuel N (10)
|
ADCLIN |
1:49.57 |
1:52.69 |
3.12 |
| 19 |
DuBois, Silas M (9)
|
ADALBS |
1:55.02 |
1:52.87 |
-2.15 |
| 20 |
Fernandez, Landen G (9)
|
ADCANA |
1:52.46 |
1:55.34 |
2.88 |
| 21 |
Mace, Nicholas A (9)
|
ADCPP |
1:42.34 |
1:58.26 |
15.92 |
| 22 |
Watson, Robert D (10)
|
ADCLIN |
1:47.91 |
2:01.95 |
14.04 |
| 23 |
Hughes Robillard, Eric M (10)
|
ADCPP |
1:56.83 |
2:04.79 |
7.96 |
| 24 |
St. Thomas, Logan M (10)
|
ADCLIN |
2:16.46 |
2:15.47 |
-0.99 |
|
Wan, Yuan (9)
|
ADCPP |
1:31.01 |
NS |
- |