| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Brkanovic, Isak A (10)
|
ADDELM |
45.54 |
46.06 |
0.52 |
| 2 |
Wang, Alexander (10)
|
ADDELM |
|
50.13 |
- |
| 3 |
Kabunov, Aleksei V (9)
|
NIJETS |
51.10 |
50.33 |
-0.77 |
| 4 |
Urminsky, Maxwell J (10)
|
NISDSC |
54.74 |
50.82 |
-3.92 |
| 5 |
McNair, John P (10)
|
ADCLIN |
54.34 |
50.88 |
-3.46 |
| 6 |
Hershberg, Jacob C (10)
|
ADDELM |
|
55.36 |
- |
| 7 |
Cao, James Y (10)
|
ADDELM |
1:01.24 |
56.21 |
-5.03 |
| 8 |
Tong, Yuan (8)
|
ADCPP |
57.95 |
56.55 |
-1.40 |
| 9 |
Thibault, Cain W (10)
|
ADCLIN |
1:03.51 |
57.10 |
-6.41 |
| 10 |
Savage, Ian R (9)
|
ADDELM |
1:05.59 |
57.59 |
-8.00 |
| 11 |
Urazgildiiev, Timur (8)
|
NIISWM |
1:00.17 |
58.73 |
-1.44 |
| 12 |
Hadzimujic, Edin (10)
|
ADNHA |
59.80 |
1:00.22 |
0.42 |
| 13 |
Anderson, Koen T (10)
|
NIISWM |
55.81 |
1:00.60 |
4.79 |
| 14 |
Ahn, Christopher Y (10)
|
ADCPP |
1:13.04 |
1:04.75 |
-8.29 |
| 15 |
Aramini, Macon G (9)
|
ADCLRK |
59.04 |
1:05.61 |
6.57 |
| 16 |
Zeliph, Jack H (8)
|
ADALBS |
|
1:06.25 |
- |
| 17 |
Lian, Oliver L (7)
|
ADCPP |
1:03.00 |
1:06.42 |
3.42 |
| 18 |
Hao, Daniel Z (7)
|
ADCPP |
|
1:07.64 |
- |
| 19 |
DeCarlo, Michael K (9)
|
ADCLIN |
|
1:11.04 |
- |
| 20 |
Dischiavo, Luke D (10)
|
ADNHA |
|
1:16.99 |
- |
| 21 |
Liu, Henry Z (8)
|
ADCPP |
1:17.07 |
1:17.17 |
0.10 |
| 22 |
Wan, Yuan (9)
|
ADCPP |
|
1:18.99 |
- |
| 23 |
Rock, Tanner J (10)
|
ADCPP |
|
1:25.57 |
- |
| 24 |
Yin, Brayden C (8)
|
ADCPP |
|
1:26.42 |
- |
| 25 |
Ilardi, Tyler R (9)
|
ADALBS |
1:05.71 |
1:33.55 |
27.84 |
| 26 |
Mian, Subhaan A (9)
|
ADCLIN |
|
1:44.27 |
- |
| 27 |
Freiberger, Samuel N (9)
|
ADCLIN |
|
1:44.64 |
- |
|
Skuza, Alexander A (8)
|
ADDELM |
|
DQ |
- |
|
Hughes Robillard, Eric M (10)
|
ADCPP |
|
DQ |
- |
|
Knausz, Imre (8)
|
NISDSC |
2:03.09 |
DQ |
- |
|
Hong, Theodore A (6)
|
ADCPP |
|
DQ |
- |
|
LaFountain, Levi P (8)
|
ADALBS |
|
DQ |
- |
|
LaFountain, Jackson P (10)
|
ADALBS |
|
DQ |
- |