| Event | Rank | Mark | By | Meet |
| G-300H | 1 | 43.61 | Neal, Maya (2015) (Neuqua Valley, IL) | Weber Invitational(IL), 2015-05-01(#1) |
| | | National Elites above. State Elites below | | |
| G-300H | 2 | 46.21 | Enright, Alexandra (2015) (Wheaton-Warrenville South, IL) | DuPage Valley Girls Conference Meet(IL), 2015-05-07(#1) |
| G-300H | 3 | 47.49 | Haynes, Jada (2015) (Naperville Central, IL) | DuPage Valley Girls Conference Meet(IL), 2015-05-07(#2) |
| G-300H | 4 | 47.76 | Kibbe, Gwen (2017) (Waubonsie Valley, IL) | IL 3A Naperville North Girls Sectional(IL), 2015-05-14(#5) |
| G-300H | 5 | 47.90 | Chase, Abbey (2017) (Metea Valley, IL) | Upstate Eight Girls Conference Meet(IL), 2015-05-07(#5) |
| G-300H | 6 | 47.96 | Bernat, Anatasia (2015) (Neuqua Valley, IL) | IL 3A Naperville North Girls Sectional(IL), 2015-05-14(#6) |
| G-300H | 7 | 48.75 | Youngblood, Kennedy (2018) (Wheaton-Warrenville South, IL) | IL 3A Glenbard North Girls Sectional(IL), 2015-05-14(#5) |
| G-300H | 8 | 49.37 | Lim, Brittney (2016) (Glenbard North, IL) | IL 3A Glenbard North Girls Sectional(IL), 2015-05-14(#8) |
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| | | See more performances for G-300H | | |
