| Event | Rank | Mark | By | Meet |
| B-300H | 1 | 37.28 | Kendziera, Dave (2013) (Prospect, IL) (US#27) | IL 3A Boys State Finals(IL), 2013-05-25(#1) |
| B-300H | 2 | 37.72 | Mogorovic, Lino (2013) (Lyons Township, IL) (US#59) | IL 3A Boys State Prelims(IL), 2013-05-24(#1) |
| B-300H | 3 | 37.82 | Greer, Marcus (2013) (East St. Louis-Senior, IL) (US#70) | IL 2A Boys State Finals(IL), 2013-05-25(#1) |
| B-300H | 4 | 37.84 | Helmin, Andrew (2013) (Providence Catholic, IL) (US#72) | IL 3A Boys State Finals(IL), 2013-05-25(#2) |
| B-300H | 5 | 38.36 | Dunham, Conor (2014) (St. Ignatius, IL) | IL 3A Boys State Finals(IL), 2013-05-25(#3) |
| | | National Elites above. State Elites below | | |
| B-300H | 6 | 38.40 | Dix, Devaughn (2013) (Bloomington, IL) | IL 2A Centennial Boys Sectional(IL), 2013-05-17(#1) |
| B-300H | 7 | 38.62 | Shenault, Antonio (2015) (Lake Park, IL) | IL 3A Boys State Finals(IL), 2013-05-25(#4) |
| B-300H | 8 | 38.68 | James, Craig (2014) (Edwardsville, IL) | Belleville West Boys Invitational(IL), 2013-04-06(#2) |
| B-300H | 9 | 39.00 | Michl, Isaiah (2015) (Edwardsville, IL) | Southwest Conference Boys(IL), 2013-05-08(#2) |
| B-300H | 10 | 39.21 | Manson, Jalil (2013) (Plainfield East, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#1) |
| B-300H | 11 | 39.36 | Lewis, Jalen (2013) (Downers Grove South, IL) | IL 3A Boys State Prelims(IL), 2013-05-24(#6) |
| B-300H | 12 | 39.38 | Roberts, Max (2015) (Libertyville, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#2) |
| B-300H | 13 | 39.42 | Jopes, Michael (2014) (Naperville Central, IL) | IL 3A Boys State Finals(IL), 2013-05-25(#6) |
| B-300H | 14 | 39.52 | Hill, Jarvis (2014) (York Community, IL) | IL 3A Glenbard North Boys Sectional(IL), 2013-05-17(#2) |
| B-300H | 15 | 39.53 | Hunt, Ti'Fonte (2014) (Thornton Township, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#2) |
| B-300H | 16 | 39.55 | Hubbard, Daylen (2014) (Bloom Township, IL) | Paul Wallace Invitational(IL), 2013-07-20(#1) |
| B-300H | 17 | 39.57 | Williams, Annile (2015) (Plainfield North, IL) | EIU Race at State(IL), 2013-05-25(#1) |
| B-300H | 18 | 39.59 | Henry, Matt (2014) (Niles West, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#2) |
| B-300H | 19 | 39.63 | Boone, Damon (2013) (O'Fallon, IL) | IL 3A Rock Island Boys Sectional(IL), 2013-05-17(#3) |
| B-300H | 20 | 39.66 | Yamamoto, Joshua (2014) (Fremd, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#3) |
| B-300H | 21 | 39.68 | Corydon, Austin (2014) (Lincoln-Way East, IL) | Carlin Nalley Invitational(IL), 2013-05-04(#2) |
| B-300H | 22 | 39.70 | Agustin, Justin (2014) (Oswego East, IL) | Southwest Prairie Conference Boys(IL), 2013-05-09(#1) |
| B-300H | 23 | 39.75 | Selgren, Andrew (2014) (Harlem, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#1) |
| B-300H | 23 | 39.75 | Saxon, Michael (2015) (Cary-Grove Community, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#2) |
| B-300H | 25 | 39.80 | Pilliod, Luke (2014) (Glenbrook South, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#3) |
| B-300H | 26 | 39.83 | Heideman, John (2014) (Glenbard North, IL) | IL 3A Glenbard North Boys Sectional(IL), 2013-05-17(#3) |
| B-300H | 27 | 39.86 | Flowers, Rasheed (2013) (Crete-Monee, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#3) |
| B-300H | 28 | 40.08 | Johnson, Corey (2013) (Plainfield North, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#3) |
| B-300H | 29 | 40.16 | Zamora, Zach (2014) (Minooka Community, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#4) |
| B-300H | 30 | 40.25 | Fisch, Patrick (2013) (Lockport Township , IL) | IL 3A Downers Grove North Boys Sectional(IL), 2013-05-17(#2) |
| B-300H | 31 | 40.30 | Young, Jalen (2013) (Bolingbrook, IL) | IL 3A Downers Grove North Boys Sectional(IL), 2013-05-17(#3) |
| B-300H | 32 | 40.31 | Hack, Nathan (2013) (Glenwood, IL) | IL 2A Lanphier Boys Sectional(IL), 2013-05-17(#1) |
| B-300H | 32 | 40.31 | Huff, Dan (2013) (Carl Sandburg, IL) | SWSC-Blue Boys Championships(IL), 2013-05-08(#2) |
| B-300H | 34 | 40.34 | Bell, Brennan (2015) (Huntley, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#3) |
| B-300H | 35 | 40.37 | Dunleavy, Manny (2013) (Hinsdale South, IL) | WSC-Gold Conf Boys(IL), 2013-05-10(#2) |
| B-300H | 35 | 40.37 | Heideman, Jonathan (2013) (Glenbard North, IL) | DuPage Valley Conference Boys(IL), 2013-05-10(#2) |
| B-300H | 37 | 40.39 | Velev, Alan (2013) (Adlai E Stevenson, IL) | Lake County Boys Championships(IL), 2013-05-03(#1) |
| B-300H | 38 | 40.43 | Gash, Dakota (2014) (Danville, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#5) |
| B-300H | 39 | 40.54 | Allen, Matt (2013) (St. Charles East, IL) | IL 3A Hoffman Estates Boys Sectional(IL), 2013-05-17(#1) |
| B-300H | 39 | 40.54 | Berkenpas, Todd (2014) (Belvidere North, IL) | NIC-10 Boys Conference(IL), 2013-05-10(#1) |
| B-300H | 41 | 40.61 | Riley, Ben (2013) (Wheaton North, IL) | DuPage County Meet(IL), 2013-05-03(#3) |
| B-300H | 42 | 40.62 | Markiewicz, Maciej (2014) (Lane Technical, IL) | IL 3A St. Ignatius Boys Sectional(IL), 2013-05-16(#2) |
| B-300H | 43 | 40.63 | Rogers, Lewis (2014) (Riverside-Brookfield, IL) | IL 3A Boys State Prelims(IL), 2013-05-24(#12) |
| B-300H | 44 | 40.66 | Kochuyt, Ben (2013) (Rock Island, IL) | Sterling Night Relays(IL), 2013-04-26(#1) |
| B-300H | 45 | 40.67 | Gray, Brandon (2013) (Belleville East, IL) | Marion Freeman Invitational(MO), 2013-04-27(#5) |
| B-300H | 46 | 40.75 | Weil, Austin (2014) (Lake Park, IL) | Upstate Eight Conference Boys(IL), 2013-05-09(#2) |
| B-300H | 47 | 40.76 | Montesinos, Steven (2015) (Wheeling, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#5) |
| B-300H | 48 | 40.77 | Barnes, Adonis (2014) (Thornton Fractional North, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#6) |
| B-300H | 48 | 40.77 | Pielet, Phil (2013) (Hinsdale Central, IL) | IL 3A Downers Grove North Boys Sectional(IL), 2013-05-17(#5) |
| B-300H | 50 | 40.79 | Lolov, George (2014) (Buffalo Grove, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#6) |
| B-300H | 51 | 40.81 | Terry, Allen (2014) (Centennial, IL) | News-Gazette Honor Roll Meet(IL), 2013-05-13(#3) |
| B-300H | 51 | 40.81 | Heinz, Mason (2013) (St. Charles North, IL) | IL 3A Hoffman Estates Boys Sectional(IL), 2013-05-17(#2) |
| B-300H | 53 | 40.82 | Mason, Zion (2013) (Plainfield North, IL) | Southwest Prairie Conference Boys(IL), 2013-05-09(#5) |
| B-300H | 54 | 40.84 | Session, William (2016) (Belleville East, IL) | St. Clair County Boys Championships(IL), 2013-04-30(#5) |
| B-300H | 55 | 40.85 | Nemo, Adarius (2015) (Oak Forest, IL) | IL 3A Downers Grove North Boys Sectional(IL), 2013-05-17(#6) |
| B-300H | 56 | 40.86 | Moore, Os (2015) (Belleville East, IL) | SWIL Relays(IL), 2013-03-23(#2) |
| B-300H | 57 | 40.88 | Bailey, Alex (2013) (Bartlett, IL) | IL 3A Hoffman Estates Boys Sectional(IL), 2013-05-17(#3) |
| B-300H | 58 | 40.92 | Brown, Brian (2015) (East St. Louis-Senior, IL) | Marion Freeman Invitational(MO), 2013-04-27(#4) |
| B-300H | 59 | 40.94 | Andrus, Cody (2014) (Lockport Township , IL) | SWSC-Blue Boys Championships(IL), 2013-05-08(#4) |
| B-300H | 60 | 40.95 | Dodd, Alec (2016) (Hononegah, IL) | Wanner Knights Invitational(IL), 2013-04-26(#6) |
| B-300H | 61 | 40.99 | Kochyht, Ben (2013) (Rock Island, IL) | IL 3A Rock Island Boys Sectional(IL), 2013-05-17(#5) |
| B-300H | 62 | 41.01 | Stebelton, Zach (2014) (Crystal Lake Central, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#5) |
| B-300H | 63 | 41.04 | Long, David (2016) (DeKalb, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#6) |
| B-300H | 63 | 41.04 | Druffel, Mike (2013) (York Community, IL) | WSC-Silver Boys(IL), 2013-05-11(#3) |
| B-300H | 63 | 41.04 | Royal, Travon (2014) (Elk Grove, IL) | IL 3A Glenbard North Boys Sectional(IL), 2013-05-17(#5) |
| B-300H | 66 | 41.08 | Connor, Steven (2015) (Wheaton North, IL) | Best 4 Invitational(IL), 2013-04-06(#2) |
| B-300H | 67 | 41.12 | Komenda, Jacob (2014) (John Hersey, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#7) |
| B-300H | 68 | 41.18 | Bowers, Justin (2013) (Conant, IL) | Mid Suburban League Boys Championships(IL), 2013-05-10(#4) |
| B-300H | 69 | 41.19 | Eilrich, Scott (2013) (Conant, IL) | Palatine Relays(IL), 2013-04-27(#4) |
| B-300H | 70 | 41.21 | Gibson, Kwanez (2013) (Hyde Park Career Academy, IL) | IL 3A Lyons Township Boys Sectional(IL), 2013-05-17(#3) |
| B-300H | 71 | 41.24 | Maslowski, Adam (2016) (Schaumburg, IL) | Wanner Knights Invitational(IL), 2013-04-26(#7) |
| B-300H | 71 | 41.24 | Pierce, Joe (2014) (Lake Park, IL) | DuPage County Meet(IL), 2013-05-03(#5) |
| B-300H | 71 | 41.24 | Perko, Luke (2013) (Glenwood, IL) | IL 2A Lanphier Boys Sectional(IL), 2013-05-17(#4) |
| B-300H | 74 | 41.25 | Garner, Myles (2013) (Warren Township, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#8) |
| B-300H | 75 | 41.27 | Dreyer, Eric (2015) (Bloomington, IL) | IL 2A Centennial Boys Sectional(IL), 2013-05-17(#4) |
| B-300H | 76 | 41.29 | Wilkinson, Nick (2014) (Marist, IL) | IL 3A Downers Grove North Boys Sectional(IL), 2013-05-17(#7) |
| B-300H | 77 | 41.33 | Immke, Josh (2015) (Normal Community West, IL) | IL 3A Rock Island Boys Sectional(IL), 2013-05-17(#6) |
| B-300H | 78 | 41.39 | Boyer, Rodolphe (2014) (Lakes, IL) | North Suburban Conference Boys(IL), 2013-05-09(#4) |
| B-300H | 79 | 41.44 | Allen, Darnell (2013) (O'Fallon, IL) | IL 3A Rock Island Boys Sectional(IL), 2013-05-17(#7) |
| B-300H | 80 | 41.48 | Goetsch, Jace (2014) (Barrington, IL) | Mid Suburban League Boys Championships(IL), 2013-05-10(#5) |
| B-300H | 81 | 41.49 | Wheadon, Isaac (Reavis, IL) | IL 3A Lyons Township Boys Sectional(IL), 2013-05-17(#4) |
| B-300H | 82 | 41.51 | Schmitt, Joe (2014) (McHenry, IL) | Fox Valley Conf Boys Championships(IL), 2013-05-10(#5) |
| B-300H | 83 | 41.52 | Bandemer, Sam (2014) (Plainfield East, IL) | Hunt Invitational(IL), 2013-04-26(#3) |
| B-300H | 84 | 41.55 | Hayes, Ramon (2014) (Evanston Township, IL) | Central Suburban League South-Boys(IL), 2013-05-10(#3) |
| B-300H | 85 | 41.57 | Meyer, Kevin (2013) (Grayslake North, IL) | Fox Valley Conf Boys Championships(IL), 2013-05-10(#6) |
| B-300H | 85 | 41.57 | Matias, Gilbert (2013) (McHenry, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#7) |
| B-300H | 87 | 41.60 | Ifianayi, Peter (2015) (Elk Grove, IL) | IL 3A Glenbard North Boys Sectional(IL), 2013-05-17(#8) |
| B-300H | 88 | 41.61 | Venegas, Henry (2013) (Oak Forest, IL) | IL 3A Downers Grove North Boys Sectional(IL), 2013-05-17(#8) |
| B-300H | 89 | 41.64 | Starasinich, Matt (2013) (Joliet West, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#7) |
| B-300H | 90 | 41.65 | McLain, Camden (2015) (Harry D Jacobs, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#8) |
| B-300H | 90 | 41.65 | Lowry, Evan (2014) (Payton College Preparatory, IL) | Chicago Public League Championships(IL), 2013-05-04(#4) |
| B-300H | 92 | 41.67 | Rogin, Ben (2014) (Highland Park, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#4) |
| B-300H | 92 | 41.67 | Sciarini, Anthony (Lincoln-Way East, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#7) |
| B-300H | 94 | 41.71 | Mccarthy, Jack (2013) (New Trier Township, IL) | Central Suburban League South-Boys(IL), 2013-05-10(#4) |
| B-300H | 95 | 41.78 | Spears, Malik (2015) (Bradley-Bourbonnais, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#8) |
| B-300H | 96 | 41.81 | Miklosz, Dan (2013) (Lyons Township, IL) | IL 3A Lyons Township Boys Sectional(IL), 2013-05-17(#5) |
| B-300H | 97 | 41.87 | Schrauth, Conner (2014) (Glenbard West, IL) | WSC-Silver Boys(IL), 2013-05-11(#4) |
| B-300H | 97 | 41.87 | Senturk, Emre (2015) (Crystal Lake Central, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#10) |
| B-300H | 99 | 41.89 | Parrish, Lee (2013) (DeKalb, IL) | NIB-12 Conference Boys(IL), 2013-05-10(#4) |
| B-300H | 100 | 41.90 | Bailey, Shabari (2014) (Minooka Community, IL) | Paul Wallace Invitational(IL), 2013-07-20(#2) |
| B-300H | 100 | 41.90 | Ocana, Manny (2013) (Round Lake, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#10) |
| B-300H | 100 | 41.90 | Weyneth, Alec (2013) (Naperville North, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#8) |
| B-300H | 103 | 41.92 | Teague, Alex (2015) (York Community, IL) | DuPage County Meet(IL), 2013-05-03(#1) |
| B-300H | 104 | 41.93 | Vasquez, Luis (2015) (Providence Catholic, IL) | Chicago Catholic League F/S Championships(IL), 2013-05-03(#1) |
| B-300H | 105 | 41.97 | Swanson, Ethan (2014) (Pekin Community, IL) | PJS Honor Roll Meet(IL), 2013-05-22(#5) |
| B-300H | 105 | 41.97 | Fredericks, Matt (2014) (Marmion Academy, IL) | Suburban Christian Conference Boys(IL), 2013-05-08(#3) |
| B-300H | 107 | 41.99 | Schrauth, Connon (2014) (Glenbard West, IL) | Jim Arnold Invitational(IL), 2013-04-27(#7) |
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