| Event | Rank | Mark | By | Meet |
| B-SP | 1 | 59-08.50 | Murfin, Blaze (2015) (Carthage Illini West, IL) (US#60) | IL 1A Boys State Finals(IL), 2015-05-30(#1) |
| | | National Elites above. State Elites below | | |
| B-SP | 2 | 55-04.00 | Gibson, Stephen (2015) (Tuscola, IL) | Central Illinois Boys Conference Meet(IL), 2015-05-13(#1) |
| B-SP | 3 | 54-05.25 | Yodts, Kyler (2017) (Alleman, IL) | IL 2A Boys State Finals(IL), 2015-05-30(#3) |
| B-SP | 4 | 53-08.00 | Sealby, Ross (2015) (Byron, IL) | IL 1A Byron Boys Sectional(IL), 2015-05-22(#1) |
| B-SP | 5 | 53-01.25 | Olson, Nick (2017) (Flanagan-Cornell, IL) | IL 1A Bureau Valley Boys Sectional(IL), 2015-05-22(#1) |
| B-SP | 6 | 52-10.25 | Turner, Clayton (2015) (Tuscola, IL) | Central Illinois Boys Conference Meet(IL), 2015-05-13(#2) |
| B-SP | 7 | 52-07.00 | Barr, Nick (2015) (Jamaica, IL) | Tuscola Open(IL), 2015-04-24(#1) |
| B-SP | 8 | 52-04.00 | Lappin-Pratt, Braedon (2015) (Bismarck-Henning, IL) | GCMS Falcon Invitational(IL), 2015-04-10(#2) |
| B-SP | 8 | 52-04.00 | Plater, Manning (2016) (Rushville-Industry, IL) | IL 1A Boys State Finals(IL), 2015-05-30(#4) |
| B-SP | 10 | 52-00.00 | Howard, Nick (2016) (Rushville-Industry, IL) | John Levingston Invitational(IL), 2015-04-16(#1) |
| B-SP | 11 | 51-10.75 | Wells, Steve (2015) (Anna-Jonesboro, IL) | IL 1A Boys State Finals(IL), 2015-05-30(#7) |
| B-SP | 12 | 51-08.00 | Birch, Dillon (2017) (Shelbyville, IL) | Central Illinois Boys Conference Meet(IL), 2015-05-13(#3) |
| B-SP | 13 | 50-10.00 | Yeakley, Colton (2016) (Arthur, IL) | Monticello Boys Invitational(IL), 2015-04-17(#3) |
| B-SP | 14 | 50-08.00 | Moore, Brady (2017) (St. Teresa, IL) | Central Illinois Boys Conference Meet(IL), 2015-05-13(#4) |
| B-SP | 15 | 50-07.75 | Earing, Zack (2015) (Flanagan-Cornell, IL) | IL 1A Bureau Valley Boys Sectional(IL), 2015-05-22(#2) |
| B-SP | 16 | 50-07.00 | Kennell, Bart (2016) (Shelbyville, IL) | IL 1A Boys State Prelims(IL), 2015-05-28(#8) |
| B-SP | 17 | 50-00.25 | Harkness, Jackson (2017) (Elmwood-Brimfield, IL) | IL 1A Farmington Boys Sectional(IL), 2015-05-22(#1) |
| B-SP | 18 | 50-00.00 | Matthews, Nicholas (2015) (Cisne, IL) | Robinson Boys Invitational(IL), 2015-04-24(#1) |
| B-SP | 19 | 49-08.00 | Hooten, Mitchell (2015) (Red Bud, IL) | Buzz Bradley Relays(IL), 2015-04-24(#1) |
| B-SP | 20 | 49-06.25 | Barnes, John (2016) (St. Bede, IL) | Bureau Valley Co-Ed Open(IL), 2015-04-27(#1) |
| B-SP | 21 | 49-04.00 | Nelson, Russell (Rockford Christian Life, IL) | IL 1A Byron Boys Sectional(IL), 2015-05-22(#2) |
| B-SP | 22 | 49-01.50 | Sheckler, Jackson (2018) (Illini Bluffs, IL) | IL 1A Boys State Prelims(IL), 2015-05-28(#16) |
| B-SP | 23 | 48-11.50 | Soltwisch, Sam (2016) (Westmont, IL) | Carlin Nalley Invitational(IL), 2015-05-09(#1) |
| B-SP | 24 | 48-08.25 | Novak, Brad (Elmwood-Brimfield, IL) | IL 1A Farmington Boys Sectional(IL), 2015-05-22(#2) |
| B-SP | 25 | 48-07.00 | Canaday, Sam (2016) (Auburn, IL) | IL 1A Staunton Sectional(IL), 2015-05-21(#1) |
| B-SP | 26 | 48-06.00 | Buenzli, Parker (2015) (Casey-Westfield, IL) | Olney Boys Invitational(IL), 2015-04-10(#1) |
| B-SP | 27 | 48-04.75 | Ford, Michael (2016) (Rockford Christian Life, IL) | AAU JO Region 13 Qualifier(IL), 2015-07-05(#1) |
| B-SP | 28 | 48-03.50 | Hays, Caleb (2016) (Ridgeview, IL) | St. Joseph-Ogden Spartan Classic(IL), 2015-05-01(#5) |
| B-SP | 29 | 48-02.75 | Mowry, Kole (Oregon, IL) | IL 1A Byron Boys Sectional(IL), 2015-05-22(#3) |
| B-SP | 30 | 48-01.00 | Behrens, Jake (2015) (St. Joseph-Ogden, IL) | Tolono Unity Boys Invitational(IL), 2015-04-24(#1) |
| B-SP | 31 | 48-00.00 | Novak, Darren (Elmwood-Brimfield, IL) | John Levingston Invitational(IL), 2015-04-16(#5) |
| B-SP | 31 | 48-00.00 | Anderson, Zach (2016) (Westminster Christian, IL) | IL 1A Seneca Boys Sectional(IL), 2015-05-22(#1) |
| B-SP | 33 | 47-10.50 | Murphy, Daniel (2016) (Mercer County, IL) | Knoxville Bullet Invitational(IL), 2015-04-20(#2) |
| B-SP | 33 | 47-10.50 | Bird, Andy (2018) (Warsaw, IL) | IL 1A Beardstown Boys Sectional(IL), 2015-05-22(#4) |
| B-SP | 35 | 47-10.00 | Wcisel, Joseph (2015) (Beecher, IL) | Herscher Invitational(IL), 2015-05-01(#1) |
| B-SP | 35 | 47-10.00 | Kirkwood, Jacob (2015) (Gillespie, IL) | IL 1A Staunton Sectional(IL), 2015-05-21(#2) |
| B-SP | 37 | 47-09.50 | Dillman, Bryce (2017) (Oakwood, IL) | GCMS Falcon Invitational(IL), 2015-04-10(#4) |
| B-SP | 38 | 47-06.00 | Richart, Jason (2015) (Robinson, IL) | Newton Boys Eagle Invitational(IL), 2015-05-01(#3) |
| B-SP | 39 | 47-05.25 | Jenkins, Ethan (2017) (El Paso-Gridley, IL) | IL 1A Bureau Valley Boys Sectional(IL), 2015-05-22(#4) |
| B-SP | 40 | 47-05.00 | Hemann, Joe (2015) (Breese Mater Dei, IL) | IL 1A Chester Boys Sectional(IL), 2015-05-21(#2) |
| B-SP | 41 | 47-02.00 | Riddle, Cody (2015) (Newton, IL) | IL 1A Lawrenceville Boys Sectional(IL), 2015-05-21(#2) |
| B-SP | 42 | 47-01.50 | Jacobson, Kyle (2015) (Beecher, IL) | Herscher Invitational(IL), 2015-05-01(#2) |
| B-SP | 43 | 47-00.00 | Black, Austin (2016) (Routt Catholic, IL) | IL 1A Beardstown Boys Sectional(IL), 2015-05-22(#5) |
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