| Event | Rank | Mark | By | Meet |
| G-800 | 1 | 2:12.01 | Mundekis, Cassie (2015) (Midwest Central, IL) (US#12) | New Balance Indoor Nationals(NY), 2015-03-15(#10) |
| G-800 | 2 | 2:17.58 | Summitt, Arielle (2018) (Urbana University, IL) (US#97) | Urbana Uni Meet #2(IL), 2015-02-25(#1) |
| | | National Elites above. State Elites below | | |
| G-800 | 3 | 2:19.83 | Keller, Anna Sophia (2017) (St. Anthony, IL) | Charleston EIU Girls Invitational - Small Schools(IL), 2015-03-14(#1) |
| G-800 | 4 | 2:21.90 | Michael, Annemarie (2017) (Urbana University, IL) | Urbana Uni Meet #2(IL), 2015-02-25(#2) |
| G-800 | 5 | 2:22.39 | Brodie, Mariah (2016) (Carthage Illini West, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#2) |
| G-800 | 6 | 2:23.40 | Harrod, Audrey (2017) (Hinckley-Big Rock, IL) | Oswego Girls Triangular(IL), 2015-02-14(#2) |
| G-800 | 7 | 2:24.28 | Richter, Valerie (2015) (Harvest Christian, IL) | Nelson Daniels Invitational - Small Schools(WI), 2015-03-20(#1) |
| G-800 | 8 | 2:25.18 | Evelti, Lauren (2016) (St. Teresa, IL) | Clinton Last Chance Invitational(IL), 2015-03-21(#2) |
| G-800 | 9 | 2:25.35 | Roper, Jacey (2016) (Carlinville, IL) | Clinton Last Chance Invitational(IL), 2015-03-21(#3) |
| G-800 | 10 | 2:26.46 | Edwards, Taylor (2015) (Arcola, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#4) |
| G-800 | 11 | 2:27.76 | Hendrickson, Marguerite (2018) (St. Thomas More, IL) | Gene Armer Invitational(IL), 2015-03-21(#4) |
| G-800 | 12 | 2:27.93 | Brauer, Maria (2016) (PORTA, IL) | Gene Armer Invitational(IL), 2015-03-21(#5) |
| G-800 | 13 | 2:27.94 | Pankey, Ali (2016) (Pleasant Plains, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#8) |
| G-800 | 14 | 2:28.03 | Galusha, Abbey (2016) (Williamsville, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#9) |
| G-800 | 15 | 2:29.26 | Eck, Jackie (2017) (Springfield Lutheran, IL) | Charleston EIU Girls Invitational - Small Schools(IL), 2015-03-14(#7) |
| G-800 | 16 | 2:29.65 | Miller, Cherree (2016) (Chester, IL) | Jersey Winter Thaw Invitational(IL), 2015-03-14(#2) |
| G-800 | 17 | 2:30.98 | Davidson, Lexie (2015) (Newton, IL) | Charleston EIU Girls Invitational - Small Schools(IL), 2015-03-14(#9) |
| G-800 | 18 | 2:31.23 | Hettmansberger, Kaytlyn (2016) (Judah Christian, IL) | Urbana Uni Meet #4(IL), 2015-03-18(#5) |
| G-800 | 19 | 2:32.19 | Draminski, Olivia (2016) (Wethersfield, IL) | Galesburg Silver Streak Invitational(IL), 2015-03-21(#3) |
| G-800 | 20 | 2:32.45 | Powers, Morgan (2016) (Shelbyville, IL) | Charleston EIU Girls Invitational - Small Schools(IL), 2015-03-14(#10) |
| G-800 | 21 | 2:32.69 | Tender, Katie (2016) (Urbana University, IL) | Urbana Uni Meet #2(IL), 2015-02-25(#5) |
| G-800 | 22 | 2:32.91 | Michael, Claire (Urbana University, IL) | Urbana Uni Meet #4(IL), 2015-03-18(#6) |
| G-800 | 23 | 2:33.18 | Eck, Maddy (2018) (Springfield Lutheran, IL) | Charleston EIU Girls Invitational - Small Schools(IL), 2015-03-14(#11) |
| G-800 | 24 | 2:33.55 | Goldring, Mackenzie (2018) (Lewistown, IL) | Byron Indoor Preview(IL), 2015-03-14(#8) |
| G-800 | 25 | 2:35.11 | Vogt, Shauri (2016) (Kewanee, IL) | Galesburg Silver Streak Invitational(IL), 2015-03-21(#8) |
| G-800 | 26 | 2:35.75 | Bridgeland, Aya (2015) (Byron, IL) | Byron Last Chance Meet(IL), 2015-03-23(#1) |
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