| Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
| B-300H | 1 | 39.19 | Crook, Drew (2014) (Gillespie, IL) | Jokisch-Gardonne Invitational(IL), 2014-05-03(#2) |
| B-300H | 2 | 39.32 | Mccoy, Matt (2014) (Lewistown, IL) | IL 1A Boys State Finals (IL), 2014-05-31(#1) |
| B-300H | 3 | 39.61 | Holesinger, Bryce (2014) (Fulton, IL) | IL 1A Boys State Finals (IL), 2014-05-31(#3) |
| B-300H | 4 | 39.70 | Podowicz, Logan (2014) (Clifton Central, IL) | IL 1A Boys State Prelims(IL), 2014-05-29(#3) |
| B-300H | 5 | 39.71 | Lowery, Trenton (2014) (Vienna, IL) | IL 1A Boys State Finals (IL), 2014-05-31(#4) |
| B-300H | 6 | 39.75 | Drummond, Ronnie (2014) (Wesclin, IL) | IL 1A Boys State Finals (IL), 2014-05-31(#5) |
| B-300H | 7 | 39.79 | Drees, Riley (2015) (Teutopolis, IL) | Robinson Boys Invitational(IL), 2014-04-25(#1) |
| B-300H | 8 | 39.88 | Margason, Andy (2016) (Timothy Christian, IL) | MSC Boys Conf Meet(IL), 2014-05-16(#2) |
| B-300H | 9 | 39.99 | Gentzler, Vaughn (2014) (Paxton-Buckley-Loda, IL) | IL 1A Gibson City-M-S Boys Sectional(IL), 2014-05-22(#1) |
| B-300H | 10 | 40.31 | Fox, Philip (2015) (Peoria Christian, IL) | IL 1A Boys State Prelims(IL), 2014-05-29(#10) |
| B-300H | 11 | 40.53 | White, Dawson (2014) (Fieldcrest, IL) | IL 1A Erie Boys Sectional(IL), 2014-05-23(#1) |
| B-300H | 12 | 40.64 | Thorpe, Keith (2014) (Madison, IL) | IL 1A Carlinville Boys Sectional(IL), 2014-05-22(#2) |
| B-300H | 13 | 40.72 | Ruddell, Jerry (2015) (Rockridge, IL) | IL 1A Farmington Boys Sectional(IL), 2014-05-23(#1) |
| B-300H | 13 | 40.72 | Kalicum, Jeremy (2014) (Mooseheart, IL) | IL 1A Boys State Prelims(IL), 2014-05-29(#11) |
| B-300H | 15 | 40.75 | Poff, Nick (2015) (St. Joseph-Ogden, IL) | Tolono Unity Boys Invitational(IL), 2014-04-25(#1) |
| B-300H | 16 | 40.79 | Thomson, Presson (2015) (Wethersfield, IL) | Brockman Invitational(IL), 2014-05-06(#1) |
| B-300H | 16 | 40.79 | Feemolu, Joe (2015) (Mooseheart, IL) | IL 1A Boys State Prelims(IL), 2014-05-29(#12) |
| B-300H | 18 | 40.84 | Schoff, Tucker (2014) (Bureau Valley, IL) | Rollie Morris Invitational(IL), 2014-04-19(#2) |
| B-300H | 19 | 40.87 | Strader, Clayton (2016) (Arcola, IL) | IL 1A Boys State Prelims(IL), 2014-05-29(#14) |
| B-300H | 20 | 41.01 | Omahana, Jacob (2014) (Heyworth, IL) | IL 1A Gibson City-M-S Boys Sectional(IL), 2014-05-22(#3) |
| B-300H | 21 | 41.08 | Crane, Brady (2014) (Rushville-Industry, IL) | IL 1A Rushville Boys Sectional(IL), 2014-05-23(#1) |
| B-300H | 22 | 41.16 | Marcy, Brandon (2014) (Riverton, IL) | IL 1A Boys State Prelims(IL), 2014-05-29(#17) |
| B-300H | 23 | 41.17 | Rutherford, Ashton (2014) (Oregon, IL) | IL 1A Boys State Prelims(IL), 2014-05-29(#18) |
| B-300H | 24 | 41.22 | Reasnover, Maurice (2014) (Momence, IL) | IL 1A Gibson City-M-S Boys Sectional(IL), 2014-05-22(#4) |
| B-300H | 25 | 41.28 | Wingereter, Issiac (2015) (Chester, IL) | IL 1A Sparta Boys Sectional(IL), 2014-01-01(#2) |
| B-300H | 26 | 41.41 | Wilson, Jared (2014) (Auburn, IL) | IL 1A Boys State Prelims(IL), 2014-05-29(#22) |
| B-300H | 27 | 41.45 | Rubarts, Tyler (2014) (Paxton-Buckley-Loda, IL) | GCMS Invitational(IL), 2014-04-11(#3) |
| B-300H | 28 | 41.47 | Todhunter, Reagan (2015) (Sterling Newman, IL) | Carlson/Hawk Track Classic(IL), 2014-05-02(#2) |
| B-300H | 29 | 41.54 | Rogers, Jake (Watseka Comm, IL) | IL 2A Thornridge Boys Sectional(IL), 2014-05-22(#1) |
| B-300H | 30 | 41.65 | Montgomery, Jake (2014) (Athens, IL) | Capital Area Classic(IL), 2014-05-19(#3) |
| B-300H | 31 | 41.73 | Gross, Jacob (2014) (Sherrard, IL) | Three Rivers Boys Conf Meet(IL), 2014-05-16(#4) |
| B-300H | 32 | 41.76 | Jansen, Mark (2014) (Mendon Unity, IL) | IL 1A Rushville Boys Sectional(IL), 2014-05-23(#2) |
| B-300H | 33 | 41.77 | Cook, A.J. (2014) (Riverdale, IL) | IL 1A Erie Boys Sectional(IL), 2014-05-23(#6) |
| B-300H | 34 | 41.90 | Kirby, Taylor (2014) (Jamaica, IL) | IL 1A Tolono Unity Boys Sectional(IL), 2014-05-23(#2) |
| B-300H | 35 | 41.92 | Cooper, Chance (2016) (Warsaw, IL) | IL 1A Rushville Boys Sectional(IL), 2014-05-23(#3) |
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| | | See more performances for B-300H | | |
