| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Brkanovic, Isak A (10)
|
ADDELM |
43.70 |
40.76 |
-2.94 |
| 2 |
Felio, Jay H (10)
|
ADUN |
45.93 |
44.33 |
-1.60 |
| 3 |
Santos, Rowan X (9)
|
ADHAWK |
43.22 |
45.67 |
2.45 |
| 4 |
Hopper, Andrew W (10)
|
ADDELM |
47.61 |
45.93 |
-1.68 |
| 5 |
Lilly, Owen M (10)
|
ADDELM |
49.71 |
47.49 |
-2.22 |
| 6 |
Splonskowski, Brendan J (10)
|
ADJJSC |
46.69 |
47.50 |
0.81 |
| 7 |
Hershberg, Jacob C (9)
|
ADDELM |
|
49.07 |
- |
| 8 |
Cao, James Y (10)
|
ADDELM |
50.85 |
49.71 |
-1.14 |
| 9 |
Witting, Liam T (10)
|
ADDELM |
51.99 |
50.51 |
-1.48 |
| 10 |
Keller, Brady C (10)
|
ADCPP |
1:05.46 |
51.44 |
-14.02 |
| 11 |
Simmons, Cooper Z (10)
|
ADCPP |
57.73 |
52.29 |
-5.44 |
| 12 |
Son, Jiho L (10)
|
ADHAWK |
53.52 |
52.47 |
-1.05 |
| 13 |
Jones, Archie J (10)
|
ADDELM |
|
57.74 |
- |
| 14 |
Hill, Nathaniel J (10)
|
ADCPP |
56.25 |
58.40 |
2.15 |
| 15 |
Peters, Lucas M (9)
|
ADDELM |
|
58.50 |
- |
| 16 |
Menezes, Kyle C (9)
|
ADHAWK |
1:03.85 |
1:00.82 |
-3.03 |
| 17 |
Napoli, Nicholas J (9)
|
ADHAWK |
1:05.83 |
1:02.00 |
-3.83 |
| 18 |
Kuang, Everest Z (10)
|
ADALBS |
|
1:02.33 |
- |
| 19 |
Nabaoui, Abdullah (10)
|
ADCPP |
|
1:02.64 |
- |
| 20 |
Dick, Mateo S (9)
|
ADHAWK |
2:00.00 |
1:07.42 |
-52.58 |
| 21 |
Greenleaf, John P (10)
|
ADCPP |
1:13.44 |
1:10.82 |
-2.62 |
|
LaFountain, Jackson P (9)
|
ADALBS |
|
DQ |
- |
|
Ahn, Christopher Y (10)
|
ADCPP |
|
DQ |
- |
|
Lee, Eun Chan (9)
|
ADCPP |
|
DQ |
- |
|
Ramani, Advaith K (10)
|
ADCPP |
|
DQ |
- |
|
Pearlstein, Daniel E (10)
|
ADDELM |
|
NS |
- |
|
Novikov, Daniel A (10)
|
MRUN |
49.03 |
NS |
- |
|
Wood, Ethan J (10)
|
ADCPP |
|
NS |
- |