| Event | Rank | Mark | By | Meet |
| B-LJ | 1 | 22-09.50 | Smith, Michael (2017) (Mattoon, IL) (US#46) | Mahomet-Seymour Varsity Invitational(IL), 2015-03-12(#1) |
| B-LJ | 2 | 22-06.00 | Ruiz, Cameron (2017) (Lakes, IL) (US#72) | Lake Michigan Boys Invitational(WI), 2015-03-21(#1) |
| | | National Elites above. State Elites below | | |
| B-LJ | 3 | 21-05.00 | Harrell, Camron (2017) (Bradley-Bourbonnais, IL) | Southwest Suburban Boys Indoor Conference Meet(IL), 2015-03-21(#2) |
| B-LJ | 3 | 21-05.00 | Abiona, Ayoolumide (2017) (Carl Sandburg, IL) | Southwest Suburban Boys Indoor Conference Meet(IL), 2015-03-21(#2) |
| B-LJ | 5 | 21-03.75 | Fornear, Zayne (2017) (DuQuoin, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#2) |
| B-LJ | 6 | 20-11.25 | Murray, Marquis (2017) (Cahokia, IL) | Arkansas HS Invitational(AR), 2015-01-17(#9) |
| B-LJ | 7 | 20-11.00 | Phipps, Theo (2017) (St. Rita, IL) | Morton Boys Meet #1(IL), 2015-02-13(#1) |
| B-LJ | 8 | 20-10.50 | Egelhoff, Brady (2017) (Carlinville, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#5) |
| B-LJ | 9 | 20-10.00 | Bester, Jaylon (2017) (Althoff, IL) | SIU Boys HS Invitational(IL), 2015-03-07(#2) |
| B-LJ | 10 | 20-08.75 | Williams, Taron (2017) (Thornton Township, IL) | Southwest Suburban Boys Indoor Conference Meet(IL), 2015-03-21(#6) |
| B-LJ | 11 | 20-08.25 | Tincher, Devonte' (2017) (Edwardsville, IL) | Centennial Charger Classic(IL), 2015-03-07(#1) |
| B-LJ | 12 | 20-07.00 | Stuehler, Douglas (2017) (Hampshire, IL) | Sycamore Boys Invitational(IL), 2015-03-11(#2) |
| B-LJ | 13 | 20-05.50 | Coppess-Buikema, Anthony (2017) (Rockridge, IL) | Galesburg Silver Streak Invitational(IL), 2015-03-21(#4) |
| B-LJ | 14 | 20-04.25 | Lockhart, Cary (2017) (Bloomington, IL) | Big 12 Boys Indoor Conference Meet(IL), 2015-03-10(#1) |
| B-LJ | 15 | 20-03.00 | Thomas, Cam (2017) (Marian Catholic, IL) | West Lafayette Individuals(IN), 2015-03-07(#3) |
| B-LJ | 15 | 20-03.00 | Kennedy, Michael (2017) (Mt. Carmel, IL) | Morton Boys Meet #1(IL), 2015-02-13(#2) |
| B-LJ | 17 | 20-02.75 | Anderson, Travis (2017) (Edwardsville, IL) | Centennial Charger Classic(IL), 2015-03-07(#1) |
| B-LJ | 18 | 20-01.50 | Akers, Will (2017) (Batavia, IL) | Upstate Eight Boys Indoor Conference Meet(IL), 2015-03-20(#12) |
| B-LJ | 18 | 20-01.50 | Amos, Devonte (2017) (Rolling Meadows, IL) | Rolling Meadows F/S Invitational(IL), 2015-03-14(#1) |
| B-LJ | 20 | 20-01.00 | Brown, Damion (2017) (Steinmetz Academic Centre, IL) | CPS Indoor Meet - Group A(IL), 2015-03-22(#2) |
| B-LJ | 21 | 20-00.00 | Pasquesi, Anthony (2017) (Fenwick, IL) | Morton Boys Meet #3(IL), 2015-03-13(#1) |
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| | | See more performances for B-LJ | | |
| Event | Rank | Mark | By | Meet |
| G-LJ | 1 | 18-00.50 | Hudson, Mariya (2017) (Cahokia, IL) | SIU Girls HS Invitational(IL), 2015-03-06(#2) |
| | | National Elites above. State Elites below | | |
| G-LJ | 2 | 17-04.25 | Robinson, Jaimie (2017) (De La Salle Institute, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#5) |
| G-LJ | 3 | 17-02.34 | Woerner, Alison (2017) (Glenwood, IL) | Decatur St. Teresa Invitational(IL), 2015-03-04(#1) |
| G-LJ | 4 | 16-09.00 | Taylor, Maya (2017) (Oswego East, IL) | Pete Heimsath Invitational(IL), 2015-03-07(#2) |
| G-LJ | 5 | 16-08.25 | Rossa, Ella (2017) (Oak Park-River Forest, IL) | WSC-Silver Girls Indoor Conference Meet(IL), 2015-03-20(#1) |
| G-LJ | 6 | 16-08.00 | Ashlock, Alissa (2017) (Centralia, IL) | SIU Girls HS Invitational(IL), 2015-03-06(#6) |
| G-LJ | 7 | 16-07.50 | Johnson, Melzina (2017) (Joliet West, IL) | Rockford Auburn Girls Indoor Invitational(IL), 2015-02-21(#1) |
| G-LJ | 8 | 16-07.25 | Jackson, Toyin (2017) (Lakes, IL) | Lake Michigan Girls Invitational(WI), 2015-03-20(#5) |
| G-LJ | 9 | 16-06.50 | Smith, Kameesha (2017) (Thornwood, IL) | Southwest Suburban Girls Indoor Conference Meet(IL), 2015-03-20(#5) |
| G-LJ | 9 | 16-06.50 | Munson, Ali (2017) (Benet Academy, IL) | Whitney Young Fast Times Girls Invitational(IL), 2015-03-28(#2) |
| G-LJ | 11 | 16-06.00 | Lock, Sarah (2017) (Lake Park, IL) | Prince George County HS Relay Invitational(MD), 2014-12-18(#6) |
| G-LJ | 11 | 16-06.00 | Mickens, Aliyah (2017) (Homewood-Flossmoor, IL) | Homewood - Flossmoor Girls Open(IL), 2015-03-11(#1) |
| G-LJ | 13 | 16-05.00 | Walters, Natalie (2017) (St. Charles North, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#6) |
| G-LJ | 14 | 16-04.00 | Buford, Takyra (2017) (Cahokia, IL) | SIU Girls HS Invitational(IL), 2015-03-06(#7) |
| G-LJ | 15 | 16-03.00 | Lee, Nia (2017) (Romeoville, IL) | Argo Girls Invitational(IL), 2015-03-07(#4) |
| G-LJ | 16 | 16-02.50 | Scott, Allison (2017) (Knoxville, IL) | Monmouth Titan Invitational(IL), 2015-03-17(#2) |
| G-LJ | 17 | 16-02.25 | Humenik, Nicole (2017) (Lincoln-Way East, IL) | Southwest Suburban Girls Indoor Conference Meet(IL), 2015-03-20(#8) |
| G-LJ | 18 | 16-01.00 | Palmer, Mischara (2017) (Yorkville, IL) | Sycamore Girls Quad #1(IL), 2015-02-26(#2) |
| G-LJ | 19 | 16-00.50 | Scheri, Shay (2017) (LaSalle-Peru, IL) | NIB-12 Indoor Conference Meet(IL), 2015-03-21(#3) |
| G-LJ | 19 | 16-00.50 | Lashley, Laushauni (2017) (Oak Park-River Forest, IL) | WSC-Silver Girls Indoor Conference Meet(IL), 2015-03-20(#3) |
| G-LJ | 21 | 15-11.50 | Wagner, Madeline (2017) (Naperville Central, IL) | DuPage Valley Girls Indoor Conference Meet(IL), 2015-03-19(#1) |
| G-LJ | 21 | 15-11.50 | Nutakor, Vanessa (2017) (St. Teresa, IL) | Jacksonville Small School Invitational(IL), 2015-03-07(#1) |
| G-LJ | 21 | 15-11.50 | Edwards, Elena (2017) (Sycamore, IL) | Gary Egler Girls Invitational(IL), 2015-03-17(#1) |
| G-LJ | 24 | 15-11.25 | Ladner, Cindy (2017) (Galesburg, IL) | Sterling First Chance Invitational(IL), 2015-03-14(#1) |
| G-LJ | 25 | 15-11.00 | Moore, Nicquayleenaoae (2017) (East St. Louis-Senior, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#5) |
| G-LJ | 25 | 15-11.00 | Monore, Deja (2017) (Lindblom College Preparatory, IL) | CPS Indoor Meet - Group B(IL), 2015-03-22(#2) |
| G-LJ | 25 | 15-11.00 | Spinks, Akalah (2017) (Rantoul, IL) | Gene Armer Invitational(IL), 2015-03-21(#6) |
| G-LJ | 28 | 15-10.75 | Smiley, Camryn (2017) (Oswego East, IL) | Plainfield North Girls Invitational(IL), 2015-03-21(#11) |
| G-LJ | 29 | 15-10.00 | Davids, K. C. (2017) (Richmond-Burton, IL) | Lake Michigan Girls Invitational(WI), 2015-03-20(#9) |
| G-LJ | 30 | 15-09.50 | Patterson, Tameria (2017) (Wheaton-Warrenville South, IL) | DuPage Valley Girls Indoor Conference Meet(IL), 2015-03-19(#5) |
| G-LJ | 31 | 15-09.25 | Michael, Cheyanna (2017) (Williamsville, IL) | Charleston EIU Girls Invitational - Small Schools(IL), 2015-03-14(#3) |
| G-LJ | 32 | 15-09.00 | Diers, Jenna (2017) (Lincoln-Way Central, IL) | Lincoln-Way Cen / Lockport Girls Dual(IL), 2015-02-12(#2) |
| G-LJ | 33 | 15-08.50 | Palmer, Kamaria (2017) (Downers Grove North, IL) | Glenbard West Girls Triangular(IL), 2015-02-14(#3) |
| G-LJ | 33 | 15-08.50 | Terrell, Timber (2017) (Wheeling, IL) | Wheeling Wildcat Relays(IL), 2015-02-28(#4) |
| G-LJ | 35 | 15-08.25 | Rowe, Jelena (2017) (Bloom Township, IL) | Bloom Friday Night Lights(IL), 2015-02-27(#4) |
| G-LJ | 36 | 15-08.00 | Vanryn, Alexis (2017) (Chicago Christian, IL) | Metro Suburban Girls Conference Meet(IL), 2015-03-20(#2) |
| G-LJ | 37 | 15-07.50 | Battle, Kayla (2017) (West Aurora, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#10) |
| G-LJ | 38 | 15-07.00 | Renowden, Sonja (2017) (Downers Grove South, IL) | WSC-Gold Girls Indoor Conference Meet(IL), 2015-03-20(#2) |
| G-LJ | 39 | 15-06.75 | Cvengros, Sophie (2017) (Glenbard West, IL) | WSC-Silver Girls Indoor Conference Meet(IL), 2015-03-20(#5) |
| G-LJ | 39 | 15-06.75 | Andrews, Rajiah (2017) (West Aurora, IL) | Hononegah Girls Classic(IL), 2015-03-07(#8) |
| G-LJ | 41 | 15-06.50 | Meyer, Maddie (2017) (Argenta-Oreana, IL) | Charleston EIU Girls Invitational - Small Schools(IL), 2015-03-14(#5) |
| G-LJ | 41 | 15-06.50 | Heidlauf, Ashley (2017) (St. Charles North, IL) | Wheaton North Girls Meet #1(IL), 2015-02-14(#3) |
| G-LJ | 41 | 15-06.50 | Williams, Shelby (2017) (Springfield Southeast, IL) | Proviso East Lady Pirates Invitational(IL), 2015-03-14(#2) |
| G-LJ | 44 | 15-06.00 | Gossett, Maddie (2017) (Christopher, IL) | SIU Girls HS Invitational(IL), 2015-03-06(#14) |
| G-LJ | 44 | 15-06.00 | Gunn, Amari (2017) (Sparta, IL) | SIU Girls HS Invitational(IL), 2015-03-06(#15) |
| G-LJ | 46 | 15-05.75 | Kein, Angie (2017) (Geneva, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#12) |
| G-LJ | 47 | 15-05.00 | Beal, Katherine (2017) (Bloom Township, IL) | NCC Cardinal Classic HS Girls Invitational(IL), 2015-03-05(#9) |
| G-LJ | 47 | 15-05.00 | Chao, Elise (2017) (Naperville North, IL) | WWS Girls Invitational #2(IL), 2015-02-21(#4) |
| G-LJ | 49 | 15-04.75 | Niemann, Ellie (2017) (Litchfield, IL) | Jersey Winter Thaw Invitational(IL), 2015-03-14(#5) |
| G-LJ | 49 | 15-04.75 | Onua, Lota (2017) (Plainfield East, IL) | Plainfield North Girls Invitational(IL), 2015-03-21(#14) |
| G-LJ | 51 | 15-04.50 | Kelly, Maren (2017) (East Peoria, IL) | Normal West Girls Invitational(IL), 2015-03-11(#6) |
| G-LJ | 52 | 15-04.00 | He, Michelle (2017) (Naperville North, IL) | NCC Cardinal Classic HS Girls Invitational(IL), 2015-03-05(#11) |
| G-LJ | 52 | 15-04.00 | Schmutzler, Kaleigh (2017) (Lockport Township , IL) | Homewood - Flossmoor Co-Ed Invitational(IL), 2015-03-07(#4) |
| G-LJ | 54 | 15-03.75 | Drab, Elizabeth (2017) (Saint Viator, IL) | Hononegah Girls Classic(IL), 2015-03-07(#10) |
| G-LJ | 55 | 15-03.50 | Vogel, Lena (2017) (Woodstock, IL) | Sycamore Lady Spartan Invitational(IL), 2015-03-10(#3) |
| G-LJ | 56 | 15-03.00 | Getz, Leah (2017) (Morton, IL) | Clinton Last Chance Invitational(IL), 2015-03-21(#7) |
| G-LJ | 57 | 15-02.75 | Moukiama, Marie-Paul (2017) (Hinsdale South, IL) | WSC-Gold Girls Indoor Conference Meet(IL), 2015-03-20(#7) |
| G-LJ | 58 | 15-02.50 | Hartman, Taylor (2017) (West Aurora, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#4) |
| G-LJ | 59 | 15-02.00 | Matthews, Savannah (2017) (Boylan Catholic, IL) | Byron Indoor Preview(IL), 2015-03-14(#1) |
| G-LJ | 59 | 15-02.00 | Dohm, Rachel (2017) (Lincoln-Way Central, IL) | Southwest Suburban Girls Indoor Conference Meet(IL), 2015-03-20(#14) |
| G-LJ | 59 | 15-02.00 | Carido, Emily (2017) (Vernon Hills, IL) | Lake Michigan Girls Invitational(WI), 2015-03-20(#5) |
| G-LJ | 59 | 15-02.00 | Johnson, Demetria (2017) (Rock Island, IL) | Bloomington Lady Raider Invitational(IL), 2015-03-07(#1) |
| G-LJ | 63 | 15-01.50 | Taylor, Sheridan (2017) (Cary-Grove Community, IL) | Nelson Daniels Classic - Large Schools(WI), 2015-03-21(#10) |
| G-LJ | 63 | 15-01.50 | Minniefield, Taniyah (2017) (Westinghouse Career Academy, IL) | Proviso West Lady Panther Invitational(IL), 2015-03-07(#6) |
| G-LJ | 65 | 15-01.25 | Butler, Shannon (2017) (Lyons Township, IL) | WSC-Silver Girls Indoor Conference Meet(IL), 2015-03-20(#6) |
| G-LJ | 66 | 15-01.00 | Degraff, Hannah (2017) (Wheeling, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#12) |
| G-LJ | 66 | 15-01.00 | Gragg, Jasmine (2017) (Minooka Community, IL) | NCC Cardinal Classic HS Girls Invitational(IL), 2015-03-05(#15) |
| G-LJ | 68 | 15-00.75 | Valyo, Raina (2017) (Batavia, IL) | Upstate Eight Girls Indoor Conference Meet(IL), 2015-03-21(#5) |
| G-LJ | 69 | 15-00.50 | Taylor, Tamia (2017) (Galesburg, IL) | Sterling First Chance Invitational(IL), 2015-03-14(#1) |
| G-LJ | 69 | 15-00.50 | Kibbe, Gwen (2017) (Waubonsie Valley, IL) | Aurora City Indoor Invitational(IL), 2015-03-06(#2) |
| G-LJ | 71 | 15-00.25 | Bennett, Jaemie (2017) (Conant, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#13) |
| G-LJ | 72 | 15-00.00 | Bakala, Mary Kate (2017) (Rosary, IL) | Gary Egler Girls Invitational(IL), 2015-03-17(#1) |
| G-LJ | 72 | 15-00.00 | Chiaramonte, Tori (2017) (Hinsdale Central, IL) | WSC-Silver Girls Indoor Conference Meet(IL), 2015-03-20(#5) |
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| | | See more performances for G-LJ | | |
