Elite Performances
59 performances met the MileSplit US Second Team standard.
| HS Girls | Mark | Athlete | Team |
|---|---|---|---|
| 4x200 Meter Relay Finals | 1:45.91 | Relay Team | Chicago (Whitney Young) |
| 4x200 Meter Relay Finals | 1:46.18 | Relay Team | Plainfield (North) |
| 4x200 Meter Relay Finals | 1:46.88 | Relay Team | Aurora (West Aurora) |
| 4x200 Meter Relay Finals | 1:47.69 | Relay Team | Frankfort (Lincoln-Way East) |
| 4x200 Meter Relay Finals | 1:48.43 | Relay Team | Skokie (Niles North) |
| 4x200 Meter Relay Finals | 1:48.55 | Relay Team | Mt. Prospect (Prospect) |
| 4x200 Meter Relay Finals | 1:48.67 | Relay Team | Downers Grove (South) |
| 4x200 Meter Relay Finals | 1:48.69 | Relay Team | LaGrange (Lyons) |
| 4x200 Meter Relay Finals | 1:48.93 | Relay Team | Yorkville (H.S) |
| 4x200 Meter Relay Finals | 1:49.04 | Relay Team | Bolingbrook |
| 4x200 Meter Relay Finals | 1:49.19 | Relay Team | Chicago (Lane) |
| 4x400 Meter Relay Finals | 4:04.78 | Relay Team | Chicago (Whitney Young) |
| 4x400 Meter Relay Finals | 4:05.78 | Relay Team | Aurora (West Aurora) |
| 4x400 Meter Relay Finals | 4:05.94 | Relay Team | LaGrange (Lyons) |
| 4x400 Meter Relay Finals | 4:06.84 | Relay Team | Plainfield (North) |
| 4x400 Meter Relay Finals | 4:07.24 | Relay Team | Mt. Prospect (Prospect) |
| 4x400 Meter Relay Finals | 4:09.01 | Relay Team | Skokie (Niles North) |
| 4x400 Meter Relay Finals | 4:09.87 | Relay Team | Frankfort (Lincoln-Way East) |
| 4x400 Meter Relay Finals | 4:11.14 | Relay Team | Bolingbrook |
| 4x800 Meter Relay Finals | 9:23.91 | Relay Team | Downers Grove (South) |
| 4x800 Meter Relay Finals | 9:28.64 | Relay Team | LaGrange (Lyons) |
| 4x800 Meter Relay Finals | 9:34.00 | Relay Team | Hinsdale (Central) |
| 4x800 Meter Relay Finals | 9:37.30 | Relay Team | Mt. Prospect (Prospect) |
| 4x800 Meter Relay Finals | 9:47.92 | Relay Team | Fox Lake (Grant) |
| 4x800 Meter Relay Finals | 9:48.69 | Relay Team | Yorkville (H.S) |
| 4x800 Meter Relay Finals | 9:48.94 | Relay Team | Minooka |
| 4x800 Meter Relay Finals | 9:51.01 | Relay Team | Lisle (Benet Academy) |
| 4x800 Meter Relay Finals | 9:51.28 | Relay Team | Lockport (Twp.) |
| 4x800 Meter Relay Finals | 9:53.80 | Relay Team | Chicago (St. Ignatius College Prep) |
| 4x800 Meter Relay Finals | 9:55.85 | Relay Team | Frankfort (Lincoln-Way East) |
| 4x800 Meter Relay Finals | 10:00.76 | Relay Team | Geneva |
| HS Boys | Mark | Athlete | Team |
| 4x200 Meter Relay Finals | 1:31.59 | Relay Team | Lockport (Twp.) |
| 4x200 Meter Relay Finals | 1:32.16 | Relay Team | Downers Grove (South) |
| 4x200 Meter Relay Finals | 1:32.78 | Relay Team | St. Charles (North) |
| 4x200 Meter Relay Finals | 1:32.95 | Relay Team | Chicago (Lane) |
| 4x200 Meter Relay Finals | 1:33.08 | Relay Team | Minooka |
| 4x200 Meter Relay Finals | 1:34.11 | Relay Team | Glen Ellyn (Glenbard West) |
| 4x200 Meter Relay Finals | 1:34.31 | Relay Team | Plainfield (South) |
| 4x200 Meter Relay Finals | 1:34.34 | Relay Team | Bolingbrook |
| 4x200 Meter Relay Finals | 1:34.37 | Relay Team | Naperville (Central) |
| 4x200 Meter Relay Finals | 1:34.39 | Relay Team | Plainfield (East) |
| 4x400 Meter Relay Finals | 3:25.62 | Relay Team | Chicago (Lane) |
| 4x400 Meter Relay Finals | 3:27.07 | Relay Team | Minooka |
| 4x400 Meter Relay Finals | 3:28.39 | Relay Team | Lockport (Twp.) |
| 4x400 Meter Relay Finals | 3:28.64 | Relay Team | Plainfield (East) |
| 4x400 Meter Relay Finals | 3:28.87 | Relay Team | Darien (Hinsdale South) |
| 4x400 Meter Relay Finals | 3:29.27 | Relay Team | Plainfield (South) |
| 4x400 Meter Relay Finals | 3:30.56 | Relay Team | Downers Grove (South) |
| 4x800 Meter Relay Finals | 7:51.68 | Relay Team | Minooka |
| 4x800 Meter Relay Finals | 7:54.53 | Relay Team | Batavia |
| 4x800 Meter Relay Finals | 8:04.41 | Relay Team | St. Charles (East) |
| 4x800 Meter Relay Finals | 8:08.62 | Relay Team | Orland Park (Sandburg) |
| 4x800 Meter Relay Finals | 8:08.99 | Relay Team | Aurora (West Aurora) |
| 4x800 Meter Relay Finals | 8:11.92 | Relay Team | Chicago (Lane) |
| 4x800 Meter Relay Finals | 8:13.80 | Relay Team | Naperville (Central) |
| 4x800 Meter Relay Finals | 8:13.84 | Relay Team | Downers Grove (South) |
| 4x800 Meter Relay Finals | 8:14.58 | Relay Team | Bolingbrook |
| 4x800 Meter Relay Finals | 8:16.71 | Relay Team | Glen Ellyn (Glenbard West) |
| 4x800 Meter Relay Finals | 8:19.84 | Relay Team | Geneva |