| Event | Rank | Mark | By | Meet |
| G-400 | 1 | 55.54 | Wilson, Ashleigh (2015) (Minooka Community, IL) | IL 3A Girls State Finals(IL), 2015-05-23(#2) |
| G-400 | 2 | 55.68 | Harris, Morgan (2016) (Oswego East, IL) | Paul Wallace Classic (IL), 2015-01-01(#2) |
| | | National Elites above. State Elites below | | |
| G-400 | 3 | 58.24 | Brown, Daijah (2018) (Plainfield South, IL) | IL 3A Naperville North Girls Sectional(IL), 2015-05-14(#3) |
| G-400 | 4 | 59.09 | Flammersfeld, Abby (2018) (Oswego East, IL) | Southwest Prairie Girls Conference Meet(IL), 2015-05-07(#4) |
| G-400 | 5 | 1:00.72 | Freeman, Achante (2017) (Plainfield Central, IL) | Southwest Prairie Girls Conference Meet(IL), 2015-05-07(#5) |
| G-400 | 6 | 1:01.92 | Dunah, Kardia (Oswego, IL) | AAU JO Region 13 Qualifier(IL), 2015-07-05(#8) |
| G-400 | 7 | 1:01.94 | Laudizio, Anna (2016) (Plainfield North, IL) | Jane Dickens Invitational(IL), 2015-06-20(#9) |
| G-400 | 8 | 1:01.97 | Yakesh, Jenna (2017) (Oswego, IL) | IL 3A Naperville North Girls Sectional(IL), 2015-05-14(#8) |
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| | | See more performances for G-400 | | |
