| Event | Rank | Mark | By | Meet |
| B-LJ | 1 | 25-06.50 | Ward, Ja'Mari (2016) (Cahokia, IL) (US#2) | St. Clair County Boys Championships(IL), 2015-04-28w(1.8)(#1) |
| | | National Elites above. State Elites below | | |
| B-LJ | NWI | 23-01.00 | Smith, Michael (2017) (Mattoon, IL) | Apollo Co-Ed Conference Meet(IL), 2015-05-07 NWI(#1) |
| B-LJ | NWI | 23-01.00 | Washington, George (2015) (Rantoul, IL) | IL 2A Mattoon Boys Sectional(IL), 2015-05-21 NWI(#1) |
| B-LJ | NWI | 22-06.50 | Barnes, Ben (2015) (Kaneland , IL) | IL 2A Sterling Boys Sectional(IL), 2015-05-22 NWI(#1) |
| B-LJ | NWI | 22-04.50 | Felton, Kaprion (2015) (Freeport, IL) | Sterling Night Relays(IL), 2015-05-01 NWI(#1) |
| B-LJ | WIND | 22-04.00 | Newburn, Luther (2016) (Hillcrest, IL) | IL 2A Boys State Finals(IL), 2015-05-30w(2.2)(#3) |
| B-LJ | 2 | 22-03.50 | Miller, Quantez (2015) (Cahokia, IL) | St. Clair County Boys Championships(IL), 2015-04-28w(0.3)(#2) |
| B-LJ | WIND | 22-02.50 | Charlton, Brett (2015) (Eureka, IL) | IL 1A Boys State Finals(IL), 2015-05-30w(2.1)(#3) |
| B-LJ | WIND | 22-01.75 | Murray, Marquis (2017) (Cahokia, IL) | Great Southwest Classic(NM), 2015-06-06w(3.6)(#18) |
| B-LJ | NWI | 22-01.00 | Jackson, Daryl (2015) (Lanphier, IL) | Springfield Boys City Meet(IL), 2015-05-05 NWI(#1) |
| B-LJ | NWI | 22-00.50 | Hill, Roman (2015) (Centralia, IL) | IL 2A Triad Boys Sectional(IL), 2015-05-21 NWI(#1) |
| B-LJ | NWI | 22-00.50 | Bakari, Sabree (2015) (Springfield Southeast, IL) | Glenwood Co-Ed Titan Invitational(IL), 2015-04-24 NWI(#1) |
| B-LJ | NWI | 22-00.25 | Geiger, Logan (2015) (Highland, IL) | IL 2A Lanphier Boys Sectional(IL), 2015-05-22 NWI(#1) |
| B-LJ | NWI | 22-00.00 | Miller, Quantez (2015) (Cahokia, IL) | Corey Siebert Invitational(MO), 2015-04-18 NWI(#2) |
| B-LJ | 3 | 22-00.00 | Worby, Bryan (2015) (Pontiac, IL) | IL 2A Boys State Prelims(IL), 2015-05-29w(1)(#4) |
| B-LJ | NWI | 21-11.00 | Worby, Bryan (2015) (Pontiac, IL) | IL 2A LaSalle-Peru Boys Sectional(IL), 2015-05-22 NWI(#1) |
| B-LJ | NWI | 21-09.00 | Flack, Caleb (2016) (Galena, IL) | IL 2A Sterling Boys Sectional(IL), 2015-05-22 NWI(#2) |
| B-LJ | 4 | 21-08.50 | Barnes, Ben (2015) (Kaneland , IL) | IL 2A Boys State Prelims(IL), 2015-05-29w(1.3)(#5) |
| B-LJ | NWI | 21-08.00 | Winemiller, Daniel (2015) (Rochelle, IL) | IL 2A Sterling Boys Sectional(IL), 2015-05-22 NWI(#3) |
| B-LJ | NWI | 21-08.00 | Taylor, Drake (2015) (Normal University, IL) | IL 2A Macomb Boys Sectional(IL), 2015-05-21 NWI(#2) |
| B-LJ | NWI | 21-07.00 | Lamothe, Malik (2015) (Morton, IL) | IL 3A Lyons Township Boys Sectional(IL), 2015-05-22 NWI(#2) |
| B-LJ | NWI | 21-06.50 | Dickson, Destiny (2015) (Antioch, IL) | Leyden Big Bear Invitational(IL), 2015-04-16 NWI(#1) |
| B-LJ | NWI | 21-06.25 | Buchanan, Shawn (2015) (Clinton, IL) | IL 2A Mattoon Boys Sectional(IL), 2015-05-21 NWI(#4) |
| B-LJ | NWI | 21-06.00 | Sullivan, Nyrel (2018) (Dixon, IL) | Galesburg Boys ABC Invitational(IL), 2015-04-17 NWI(#3) |
| B-LJ | NWI | 21-06.00 | Williams, Caleb (2015) (King, IL) | IL 2A Robeson Boys Sectional(IL), 2015-05-21 NWI(#1) |
| B-LJ | NWI | 21-05.75 | Haynes, Davon (Thornridge, IL) | Southwest Suburban Red Boys Conference Meet(IL), 2015-05-14 NWI(#4) |
| B-LJ | NWI | 21-05.50 | Champley, Tanner (2015) (Taylorville, IL) | Apollo Co-Ed Conference Meet(IL), 2015-05-07 NWI(#2) |
| B-LJ | NWI | 21-05.00 | Teipe, Sam (2016) (Highland, IL) | Mississippi Valley Boys Conference Meet(IL), 2015-05-13 NWI(#1) |
| B-LJ | NWI | 21-05.00 | Johnson, Detres (2016) (Johnson College Prep, IL) | CPS Southwest Conf Meet #1(IL), 2015-04-01 NWI(#1) |
| B-LJ | NWI | 21-04.50 | Vanhorebeke, Jesse (2015) (Benton, IL) | Buzz Bradley Relays(IL), 2015-04-24 NWI(#1) |
| B-LJ | NWI | 21-04.50 | Barnes, Nick (2015) (Lindblom College Preparatory, IL) | Chicago Public League City Championships(IL), 2015-05-09 NWI(#2) |
| B-LJ | NWI | 21-04.50 | Powell, Raheem (2015) (Orr Community Academy, IL) | Illinois Sprint Spectacular(IL), 2015-06-06 NWI(#1) |
| B-LJ | NWI | 21-04.50 | Martinson, Matthew (2015) (Marian Catholic, IL) | East Suburban Catholic Boys Conference Meet(IL), 2015-05-13 NWI(#1) |
| B-LJ | NWI | 21-04.25 | Battiest, John (2015) (Morgan Park, IL) | Chicago Public League City Championships(IL), 2015-05-09 NWI(#3) |
| B-LJ | NWI | 21-04.00 | Burns, Tyler (2015) (Washington Comm, IL) | PJS Honor Roll Meet(IL), 2015-05-26 NWI(#2) |
| B-LJ | NWI | 21-04.00 | Batiest, Jaylin (2017) (Morgan Park, IL) | IL 2A Robeson Boys Sectional(IL), 2015-05-21 NWI(#2) |
| B-LJ | NWI | 21-04.00 | Richardson, Barry (2015) (Mascoutah, IL) | O'Fallon Relays(IL), 2015-04-03 NWI(#2) |
| B-LJ | 5 | 21-03.50 | Newburn, Luther (2016) (Hillcrest, IL) | IL 2A Boys State Prelims(IL), 2015-05-29w(1)(#7) |
| B-LJ | NWI | 21-03.25 | Herron, Dearis (2017) (Lanphier, IL) | Jane Dickens Invitational(IL), 2015-06-20 NWI(#1) |
| B-LJ | NWI | 21-03.00 | Smith, Alderiion (2016) (Hillcrest, IL) | Pete Struck Eagle Classic(IL), 2015-05-01 NWI(#4) |
| B-LJ | NWI | 21-03.00 | McElyea, Alec (2017) (Illinois Valley Central, IL) | PJS Honor Roll Meet(IL), 2015-05-26 NWI(#3) |
| B-LJ | 6 | 21-03.00 | Battiest, John (2015) (Morgan Park, IL) | IL 2A Boys State Finals(IL), 2015-05-30w(1.8)(#12) |
| B-LJ | NWI | 21-03.00 | Franklin, Jack (2017) (Normal University, IL) | Sangamon County Invitational(IL), 2015-05-08 NWI(#1) |
| B-LJ | NWI | 21-02.50 | Webster, Devon (2015) (Triad, IL) | Belleville West Boys Invitational(IL), 2015-04-11 NWI(#7) |
| B-LJ | NWI | 21-02.00 | Weaver, Zach (2018) (Reed-Custer, IL) | IL 1A Seneca Boys Sectional(IL), 2015-05-22 NWI(#1) |
| B-LJ | NWI | 21-02.00 | Ester, Rudy (2016) (Lanphier, IL) | IL 2A Lanphier Boys Sectional(IL), 2015-05-22 NWI(#5) |
| B-LJ | NWI | 21-01.25 | Jordan, Kalil (2016) (Washington Comm, IL) | IL 2A Macomb Boys Sectional(IL), 2015-05-21 NWI(#4) |
| B-LJ | NWI | 21-01.00 | Stuehler, Douglas (2017) (Hampshire, IL) | Fox Valley Boys Conference meet(IL), 2015-05-15 NWI(#3) |
| B-LJ | 7 | 21-00.25 | Jackson, Daryl (2015) (Lanphier, IL) | IL 2A Boys State Prelims(IL), 2015-05-29w(0.5)(#10) |
| B-LJ | NWI | 20-11.75 | Sullivan, Darryl (2016) (Marion, IL) | South Seven Boys Conference Meet(IL), 2015-05-15 NWI(#3) |
| B-LJ | NWI | 20-11.50 | Zalar, Aaron (2016) (Metamora, IL) | Mid Illini Boys Conference Meet(IL), 2015-05-12 NWI(#4) |
| B-LJ | NWI | 20-11.50 | Mcshane, Deion (2018) (Freeport, IL) | Sterling Night Relays(IL), 2015-05-01 NWI(#4) |
| B-LJ | NWI | 20-11.50 | Stewart, Leo (2016) (Cahokia, IL) | South Seven Boys Conference Meet(IL), 2015-05-15 NWI(#4) |
| B-LJ | NWI | 20-11.50 | Bonansinga, Sam (2016) (Sacred Heart-Griffin, IL) | Glenwood Co-Ed Titan Invitational(IL), 2015-04-24 NWI(#3) |
| B-LJ | NWI | 20-11.25 | Pottorff, Josiah (2015) (Triad, IL) | Mississippi Valley Boys Conference Meet(IL), 2015-05-13 NWI(#3) |
| B-LJ | NWI | 20-11.00 | Phipps, Theo (2017) (St. Rita, IL) | IL 3A Lyons Township Boys Sectional(IL), 2015-05-22 NWI(#3) |
| B-LJ | NWI | 20-10.25 | Hill, Terence (2018) (Effingham, IL) | Apollo Co-Ed Conference Meet(IL), 2015-05-07 NWI(#3) |
| B-LJ | NWI | 20-10.00 | Carter, Jessie (2015) (Rantoul, IL) | St. Joseph-Ogden Spartan Classic(IL), 2015-05-01 NWI(#4) |
| B-LJ | NWI | 20-09.00 | LeBlanc, Kyle (2016) (Dixon, IL) | Big Northern West Boys Conference Meet(IL), 2015-05-14 NWI(#2) |
| B-LJ | NWI | 20-09.00 | Delach, John (2016) (Kaneland , IL) | NIB-12 Boys Conference Meet(IL), 2015-05-15 NWI(#4) |
| B-LJ | NWI | 20-08.75 | Iseyemi, Emmanuel (2015) (Thornridge, IL) | Southwest Suburban Red Boys Conference Meet(IL), 2015-05-14 NWI(#6) |
| B-LJ | 8 | 20-08.50 | Geiger, Logan (2015) (Highland, IL) | IL 2A Boys State Prelims(IL), 2015-05-29w(1.8)(#13) |
| B-LJ | NWI | 20-08.00 | Rush, Jailon (2016) (Mount Vernon, IL) | Mascoutah Boys Military Classic(IL), 2015-04-24 NWI(#2) |
| B-LJ | NWI | 20-08.00 | Rakers, Ben (2017) (Breese Central, IL) | IL 2A Triad Boys Sectional(IL), 2015-05-21 NWI(#4) |
| B-LJ | NWI | 20-07.75 | Carter, Josh (2015) (Evergreen Park, IL) | IL 2A Fenwick Boys Sectional(IL), 2015-05-21 NWI(#1) |
| B-LJ | NWI | 20-07.00 | Thomas, Cam (2017) (Marian Catholic, IL) | East Suburban Catholic Boys Conference Meet(IL), 2015-05-13 NWI(#1) |
| B-LJ | NWI | 20-07.00 | Ross, Johnny (2017) (Rock Falls Township, IL) | Big Northern West Boys Conference Meet(IL), 2015-05-14 NWI(#3) |
| B-LJ | NWI | 20-07.00 | Pasquesi, Anthony (2017) (Fenwick, IL) | IL 2A Fenwick Boys Sectional(IL), 2015-05-21 NWI(#2) |
| B-LJ | NWI | 20-07.00 | Howard, Connor (2017) (Glenbard South, IL) | IL 2A Fenwick Boys Sectional(IL), 2015-05-21 NWI(#3) |
| B-LJ | NWI | 20-06.50 | Binion, Dylan (2016) (Erie-Prophetstown, IL) | Carlson-Hawk Invitational(IL), 2015-05-01 NWI(#1) |
| B-LJ | NWI | 20-06.00 | Haynes, Josh (2015) (Herrin, IL) | Southern Illinois River to River Boys Conference Meet(IL), 2015-05-14 NWI(#2) |
| B-LJ | 9 | 20-06.00 | Taylor, Drake (2015) (Normal University, IL) | IL 2A Boys State Prelims(IL), 2015-05-29w(0.8)(#15) |
| B-LJ | NWI | 20-06.00 | Lathrop, Gus (2015) (East Richland, IL) | Robinson Boys Invitational(IL), 2015-04-24 NWI(#1) |
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