| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Moulton, Evan J (17)
|
ILSPY |
1:44.85 |
1:48.76 |
3.91 |
| 2 |
Milling, Adam D (16)
|
ILSPY |
1:44.69 |
1:49.67 |
4.98 |
| 3 |
Matos, Adam D (16)
|
ILSPY |
2:02.00 |
1:51.85 |
-10.15 |
| 4 |
Giles, Drew (18)
|
KNCY |
1:56.00 |
1:52.36 |
-3.64 |
| 5 |
Morton, Joshua T (15)
|
ILSPY |
1:55.62 |
1:52.51 |
-3.11 |
| 6 |
True, Nathan W (16)
|
ILSPY |
1:55.73 |
1:53.31 |
-2.42 |
| 7 |
Hammond, James (16)
|
ZZCANY |
2:00.35 |
1:55.29 |
-5.06 |
| 8 |
Phippen, Ben C (17)
|
ILMCDN |
1:55.68 |
1:55.54 |
-0.14 |
| 9 |
Chambers, Calvin J (16)
|
ILSPY |
1:56.53 |
1:57.46 |
0.93 |
| 10 |
Moreno, Lorenzo (16)
|
KNCY |
1:56.63 |
1:57.50 |
0.87 |
| 11 |
Milliman, Jack W (16)
|
ILSPY |
1:57.71 |
1:58.21 |
0.50 |
| 12 |
Phippen, Henry O (15)
|
ILMCDN |
1:58.85 |
1:58.22 |
-0.63 |
| 13 |
Sanner, Andrew R (15)
|
ILSPY |
2:14.17 |
2:03.13 |
-11.04 |
| 14 |
Nafziger, Ryan S (16)
|
ILSPY |
2:03.52 |
2:04.08 |
0.56 |
| 15 |
Duncan-Savage, Jaxon (18)
|
ILCLY |
2:16.54 |
2:10.61 |
-5.93 |
| 16 |
Risby, Simeon (15)
|
ILYDSC |
2:15.62 |
2:14.16 |
-1.46 |
| 17 |
Zenger, Nathan (15)
|
ILCLY |
2:20.01 |
2:15.44 |
-4.57 |
| 18 |
Tolppanen, Benjamin L (15)
|
ISSAMY |
2:12.22 |
2:17.45 |
5.23 |
|
Calkins, Moses M (16)
|
ILQFY |
2:09.54 |
NS |
- |