Elite Performances
62 performances met the MileSplit US Second Team standard.
| HS Girls | Mark | Athlete | Team |
|---|---|---|---|
| 4x200 Meter Relay Finals | 1:46.56 | Relay Team | Batavia |
| 4x200 Meter Relay Finals | 1:46.58 | Relay Team | Aurora (West Aurora) |
| 4x200 Meter Relay Finals | 1:46.85 | Relay Team | Chicago (Whitney Young) |
| 4x200 Meter Relay Finals | 1:46.94 | Relay Team | Bolingbrook |
| 4x200 Meter Relay Finals | 1:47.66 | Relay Team | Downers Grove (North) |
| 4x200 Meter Relay Finals | 1:47.77 | Relay Team | Mt. Prospect (Prospect) |
| 4x200 Meter Relay Finals | 1:49.08 | Relay Team | Chicago (Lane) |
| 4x200 Meter Relay Finals | 1:49.16 | Relay Team | LaGrange (Lyons) |
| 4x400 Meter Relay Finals | 4:05.80 | Relay Team | Chicago (Whitney Young) |
| 4x400 Meter Relay Finals | 4:06.31 | Relay Team | Aurora (West Aurora) |
| 4x400 Meter Relay Finals | 4:07.15 | Relay Team | Downers Grove (South) |
| 4x400 Meter Relay Finals | 4:07.26 | Relay Team | Hoffman Estates (H.S.) |
| 4x400 Meter Relay Finals | 4:07.57 | Relay Team | LaGrange (Lyons) |
| 4x800 Meter Relay Finals | 9:25.32 | Relay Team | Downers Grove (South) |
| 4x800 Meter Relay Finals | 9:30.05 | Relay Team | Hinsdale (Central) |
| 4x800 Meter Relay Finals | 9:30.89 | Relay Team | Yorkville (H.S) |
| 4x800 Meter Relay Finals | 9:32.51 | Relay Team | LaGrange (Lyons) |
| 4x800 Meter Relay Finals | 9:38.78 | Relay Team | Lombard (Glenbard East) |
| 4x800 Meter Relay Finals | 9:40.20 | Relay Team | Minooka |
| 4x800 Meter Relay Finals | 9:44.39 | Relay Team | Hoffman Estates (H.S.) |
| 4x800 Meter Relay Finals | 9:44.48 | Relay Team | Wilmette (Loyola Academy) |
| 4x800 Meter Relay Finals | 9:45.96 | Relay Team | Chicago (Whitney Young) |
| 4x800 Meter Relay Finals | 9:49.45 | Relay Team | Naperville (Neuqua Valley) |
| 4x800 Meter Relay Finals | 9:54.86 | Relay Team | Lisle (Benet Academy) |
| 4x800 Meter Relay Finals | 9:55.93 | Relay Team | Mt. Prospect (Prospect) |
| 4x800 Meter Relay Finals | 9:57.99 | Relay Team | Frankfort (Lincoln-Way East) |
| 4x800 Meter Relay Finals | 9:58.29 | Relay Team | St. Charles (East) |
| 4x800 Meter Relay Finals | 9:58.87 | Relay Team | Wheaton (North) |
| 4x800 Meter Relay Finals | 9:59.94 | Relay Team | Maple Park (Kaneland) |
| 4x800 Meter Relay Finals | 10:00.03 | Relay Team | Fox Lake (Grant) |
| 4x800 Meter Relay Finals | 10:00.27 | Relay Team | Plainfield (North) |
| 4x800 Meter Relay Finals | 10:00.53 | Relay Team | Downers Grove (North) |
| HS Boys | Mark | Athlete | Team |
| 4x200 Meter Relay Finals | 1:32.06 | Relay Team | Naperville (Neuqua Valley) |
| 4x200 Meter Relay Finals | 1:32.88 | Relay Team | Minooka |
| 4x200 Meter Relay Finals | 1:32.96 | Relay Team | Bolingbrook |
| 4x200 Meter Relay Finals | 1:33.06 | Relay Team | Lockport (Twp.) |
| 4x200 Meter Relay Finals | 1:33.50 | Relay Team | Batavia |
| 4x200 Meter Relay Finals | 1:33.83 | Relay Team | Yorkville (H.S) |
| 4x200 Meter Relay Finals | 1:33.91 | Relay Team | Plainfield (South) |
| 4x200 Meter Relay Finals | 1:33.96 | Relay Team | Maywood (Proviso East) |
| 4x200 Meter Relay Finals | 1:34.13 | Relay Team | Plainfield (East) |
| 4x200 Meter Relay Finals | 1:34.13 | Relay Team | Naperville (Central) |
| 4x200 Meter Relay Finals | 1:34.26 | Relay Team | Glen Ellyn (Glenbard West) |
| 4x400 Meter Relay Finals | 3:24.62 | Relay Team | Minooka |
| 4x400 Meter Relay Finals | 3:25.20 | Relay Team | Batavia |
| 4x400 Meter Relay Finals | 3:26.11 | Relay Team | Maywood (Proviso East) |
| 4x400 Meter Relay Finals | 3:27.75 | Relay Team | Northbrook (Glenbrook North) |
| 4x400 Meter Relay Finals | 3:29.46 | Relay Team | Lockport (Twp.) |
| 4x800 Meter Relay Finals | 7:55.79 | Relay Team | Downers Grove (North) |
| 4x800 Meter Relay Finals | 7:57.74 | Relay Team | Naperville (Neuqua Valley) |
| 4x800 Meter Relay Finals | 7:58.79 | Relay Team | Northbrook (Glenbrook North) |
| 4x800 Meter Relay Finals | 7:59.84 | Relay Team | Glen Ellyn (Glenbard West) |
| 4x800 Meter Relay Finals | 8:00.07 | Relay Team | Naperville (Central) |
| 4x800 Meter Relay Finals | 8:01.95 | Relay Team | Orland Park (Sandburg) |
| 4x800 Meter Relay Finals | 8:01.97 | Relay Team | Aurora (Metea Valley) |
| 4x800 Meter Relay Finals | 8:05.10 | Relay Team | Batavia |
| 4x800 Meter Relay Finals | 8:06.31 | Relay Team | Chicago (Whitney Young) |
| 4x800 Meter Relay Finals | 8:08.83 | Relay Team | LaGrange (Lyons) |
| 4x800 Meter Relay Finals | 8:10.15 | Relay Team | Downers Grove (South) |
| 4x800 Meter Relay Finals | 8:15.48 | Relay Team | St. Charles (East) |
| 4x800 Meter Relay Finals | 8:16.16 | Relay Team | Minooka |
| 4x800 Meter Relay Finals | 8:21.90 | Relay Team | Aurora (West Aurora) |