Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
G-400 | 1 | 58.29 | Adducci, Morgan (2015) (Glenbrook North, IL) | IL 3A Girls State Prelims(IL), 2015-05-22(#12) |
G-400 | 2 | 59.04 | Thorpe, Kiera (2015) (Highland Park, IL) | IL 3A Loyola Academy Girls Sectional(IL), 2015-05-14(#2) |
G-400 | 3 | 59.24 | Smart, Tara (2016) (New Trier Township, IL) | USATF Youth National Championships 17-18(IL), 2015-07-05(#9) |
G-400 | 4 | 1:00.76 | Siddiqui, Roma (2016) (Niles West, IL) | IL 3A Loyola Academy Girls Sectional(IL), 2015-05-14(#4) |
G-400 | 5 | 1:01.39 | Sirvinskas, Julia (2016) (Maine South, IL) | CSL-South Girls Conference Meet(IL), 2015-05-07(#2) |
G-400 | 6 | 1:01.93 | Perrin, Lilian (2015) (Niles North, IL) | CSL-North Girls Conference Meet(IL), 2015-05-07(#3) |
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| | | See more performances for G-400 | | |