| Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
| B-400 | 82 | 50.47 | Blankenship, Sam (2015) (Johnsburg, IL) | IL 2A Grayslake Central Sectional(IL), 2014-05-23(#1) |
| B-400 | 83 | 50.48 | Perkins, Chauncie (2015) (DeKalb, IL) | IL 3A Huntley Boys Sectional(IL), 2014-05-23(#4) |
| B-400 | 84 | 50.50 | Melynchuk, Brandon (2015) (Barrington, IL) | Palatine Relays(IL), 2014-05-03(#3) |
| B-400 | 85 | 50.52 | Wright-Madison, Chris (2015) (Oak Park-River Forest, IL) | Gus Scott Co-Ed Invitational(IL), 2014-04-17(#1) |
| B-400 | 86 | 50.55 | Frystak, Nick (2015) (Lake Forest Academy, IL) | USATF IL JO Championships(IL), 2014-06-22(#4) |
| B-400 | 87 | 50.56 | Bunch, Troy (2014) (Springfield Southeast, IL) | Springfield Boys City Meet(IL), 2014-05-06(#1) |
| B-400 | 88 | 50.57 | Gleeson, Robbie (2016) (Cary-Grove Community, IL) | Fox Valley Conf Boys Championship(IL), 2014-05-16(#3) |
| B-400 | 89 | 50.60 | Duncan, Jordan (2014) (St. Charles East, IL) | John Bell Invitational(IL), 2014-04-19(#2) |
| B-400 | 90 | 50.62 | Hale, Taveres (Thornton Township, IL) | IL 3A Homewood-Flossmoor Boys Sectional(IL), 2014-05-22(#5) |
| B-400 | 91 | 50.64 | Curnock, David (2014) (Batavia, IL) | UEC Boys Conference Championships(IL), 2014-05-15(#4) |
| B-400 | 91 | 50.64 | Robinson, Isaiah (2017) (Neuqua Valley, IL) | USATF IL JO Championships(IL), 2014-06-22(#1) |
| B-400 | 93 | 50.67 | Word, Josh (2014) (Loyola Academy, IL) | IL 3A Loyola Academy Boys Sectional(IL), 2014-05-22(#4) |
| B-400 | 94 | 50.69 | Wilson, Keith (2015) (Libertyville, IL) | North Suburban Conf Boys Championships(IL), 2014-05-15(#5) |
| B-400 | 94 | 50.69 | Fox, Tristan (2014) (Lena-Winslow, IL) | IL 1A Boys State Finals (IL), 2014-05-31(#7) |
| B-400 | 96 | 50.70 | Riggs, Grant (2015) (Highland, IL) | Mascoutah Boys Invitational(IL), 2014-04-25(#1) |
| B-400 | 96 | 50.70 | Doherty, Conor (2014) (Lincoln-Way North, IL) | Manteno All-Area Invitational(IL), 2014-04-25(#1) |
| B-400 | 96 | 50.70 | Roels, Timothy (2014) (Geneva, IL) | UEC Boys Conference Championships(IL), 2014-05-15(#5) |
| B-400 | 96 | 50.70 | Solomon, Domonique (2016) (Joliet Central, IL) | SWSC-Blue Div Boys Conf Meet(IL), 2014-05-15(#4) |
| B-400 | 100 | 50.74 | Hennig, Joshua (2014) (Springfield Lutheran, IL) | IL 1A Lewistown Boys Sectional(IL), 2014-05-23(#3) |
| B-400 | 101 | 50.75 | Bennett, Michael (2016) (Dwight, IL) | Interstate 8 Conference Meet(IL), 2014-05-08(#2) |
| B-400 | 102 | 50.77 | McCue, Brady (2014) (West Aurora, IL) | DuPage Valley Conf Boys Meet(IL), 2014-05-16(#4) |
| B-400 | 103 | 50.78 | Rhode, Jimmy (2014) (Lyons Township, IL) | Wanner Knights Invitational(IL), 2014-05-02(#3) |
| B-400 | 103 | 50.78 | Sherfield, Trent (2014) (Danville, IL) | Big 12 Boys Conf Championships(IL), 2014-05-15(#4) |
| B-400 | 103 | 50.78 | Redman, Jerome (2015) (Dusable, IL) | IL 2A Boys State Prelims(IL), 2014-05-30(#13) |
| B-400 | 106 | 50.79 | Hohlfelder, Sam (2014) (Mahomet-Seymour, IL) | Corn Belt Conference Meet(IL), 2014-05-09(#1) |
| B-400 | 106 | 50.79 | Osei, Jon (2015) (Downers Grove South, IL) | WSC-Gold Conf Boys Championship(IL), 2014-05-15(#2) |
| B-400 | 108 | 50.80 | Ferguson, Carey (2017) (Bloomington, IL) | Bloomington / Normal Inter City Meet(IL), 2014-04-29(#4) |
| B-400 | 108 | 50.80 | Lima, Alex (2015) (Lyons Township, IL) | Collinsville Invitational(IL), 2014-05-10(#4) |
| B-400 | 110 | 50.81 | Shelton, Kyle (2016) (Minooka Community, IL) | Red Ribbon Classic(IL), 2014-05-03(#5) |
| B-400 | 110 | 50.81 | Gadson, Brandon (2014) (Mooseheart, IL) | IL 1A Boys State Prelims(IL), 2014-05-29(#11) |
| B-400 | 112 | 50.82 | Senesac, Cole (Lincoln-Way Central, IL) | IL 3A Homewood-Flossmoor Boys Sectional(IL), 2014-05-22(#7) |
| B-400 | 112 | 50.82 | Frejowski, Tom (2015) (Northside Prep, IL) | IL 3A Boys State Prelims(IL), 2014-05-30(#23) |
| B-400 | 114 | 50.83 | Lewis, Kyle (2015) (Fremd, IL) | MSL Boys Championships(IL), 2014-05-16(#4) |
| B-400 | 114 | 50.83 | Gunther, Dylan (2014) (New Trier Township, IL) | CSL-South Boys Conf Meet(IL), 2014-05-16(#3) |
| B-400 | 116 | 50.84 | Williams, Yansay (2014) (Normal Community West, IL) | Bloomington / Normal Inter City Meet(IL), 2014-04-29(#5) |
| B-400 | 117 | 50.85 | Chapman, Peyton (2015) (Bolingbrook, IL) | IL 3A Boys State Prelims(IL), 2014-05-30(#24) |
| B-400 | 118 | 50.88 | Giovannelli, Dominick (2015) (Glenwood, IL) | Capital City Classic(IL), 2014-04-19(#2) |
| B-400 | 119 | 50.89 | Newell, Nicholas (2014) (Loyola Academy, IL) | CCL Outdoor Championships(IL), 2014-05-17(#2) |
| B-400 | 120 | 50.90 | Franklin, John (2014) (Whitney Young, IL) | Chicago Public League Championships(IL), 2014-05-10(#4) |
| B-400 | 120 | 50.90 | Porter, Aaron (2017) (Marion, IL) | IL 2A Herrin Boys Sectional(IL), 2014-05-22(#4) |
| B-400 | 122 | 50.95 | Halloway, Vernon (2014) (Springfield, IL) | Lanphier Invitational(IL), 2014-04-26(#2) |
| B-400 | 122 | 50.95 | Jackson, Byron (2014) (Proviso West, IL) | WSC-Silver Conference Boys Meet(IL), 2014-05-16(#1) |
| B-400 | 122 | 50.95 | O'Donnell, Brendan (2016) (Huntley, IL) | Fox Valley Conf Boys Championship(IL), 2014-05-16(#4) |
| B-400 | 122 | 50.95 | Vernon, Wyatt (2014) (Prairie Central, IL) | IL 2A Mendota Boys Sectional(IL), 2014-05-23(#1) |
| B-400 | 126 | 50.96 | Brown, Quintin (2015) (Westmont, IL) | IL 1A Lisle Boys Sectional(IL), 2014-05-23(#2) |
| B-400 | 127 | 50.99 | Schoonover, Will (2016) (Havana, IL) | IL 1A Lewistown Boys Sectional(IL), 2014-05-23(#4) |
| B-400 | 128 | 51.01 | Strange, Steven (2016) (Oswego, IL) | IL 3A Joliet West Boys Sectional(IL), 2014-05-22(#6) |
| B-400 | 128 | 51.01 | Martinez, Yiovan (2014) (Rockford East, IL) | IL 3A Huntley Boys Sectional(IL), 2014-05-23(#5) |
| B-400 | 130 | 51.02 | Hillegass, Alex (2016) (Normal Community West, IL) | Bloomington Honor Roll Meet(IL), 2014-05-27(#1) |
| B-400 | 131 | 51.05 | Towns, Lionel (2014) (Oak Park-River Forest, IL) | Gus Scott Co-Ed Invitational(IL), 2014-04-17(#1) |
| B-400 | 131 | 51.05 | Burton, Josh (2014) (Monticello, IL) | IL 2A Centennial Boys Sectional(IL), 2014-05-23(#1) |
| B-400 | 133 | 51.06 | Haynes, Joshua (2015) (Marian Catholic, IL) | IL 2A Thornridge Boys Sectional(IL), 2014-05-22(#3) |
| B-400 | 133 | 51.06 | Oladejo, Tobi (2014) (Evergreen Park, IL) | IL 2A Boys State Prelims(IL), 2014-05-30(#15) |
| B-400 | 133 | 51.06 | Ramos, Celso (2014) (Lane Technical, IL) | EIU Race at State (IL), 2014-05-30(#1) |
| B-400 | 136 | 51.07 | Zea, Tony (2014) (Downers Grove North, IL) | WSC-Silver Conference Boys Meet(IL), 2014-05-16(#3) |
| B-400 | 137 | 51.08 | Stewart, Christian (2014) (Crete-Monee, IL) | SAC Boys Championships(IL), 2014-05-14(#3) |
| B-400 | 137 | 51.08 | Centeno, Robert (2014) (Reavis, IL) | IL 3A St. Rita Boys Sectional(IL), 2014-05-23(#3) |
| B-400 | 139 | 51.10 | Wheatley, Monterious (2015) (Springfield Southeast, IL) | Springfield Boys City Meet(IL), 2014-05-06(#3) |
| B-400 | 140 | 51.11 | Adams, Andrew (2014) (Downers Grove North, IL) | IL 3A Romeoville Boys Sectional(IL), 2014-05-23(#3) |
| B-400 | 141 | 51.12 | Treadwell, Juwaun (2017) (Crete-Monee, IL) | Bill Jackson Invitational(IL), 2014-05-09(#1) |
| B-400 | 141 | 51.12 | Miller, John (2015) (Loyola Academy, IL) | CCL Outdoor Championships(IL), 2014-05-17(#3) |
| B-400 | 143 | 51.13 | Kirby, Josh (2015) (Peoria Christian, IL) | Urbana Boys Open(IL), 2014-04-19(#2) |
| B-400 | 144 | 51.16 | Jancek, Jakub (2014) (Amos Alonzo Stagg, IL) | SWSC-Blue Div Boys Conf Meet(IL), 2014-05-15(#5) |
| B-400 | 144 | 51.16 | Garron, Brad (2017) (Evanston Township, IL) | USATF IL JO Championships(IL), 2014-06-22(#2) |
| B-400 | 146 | 51.17 | Theel, Tyler (2016) (Wauconda Comm, IL) | IL 2A Grayslake Central Sectional(IL), 2014-05-23(#2) |
| B-400 | 147 | 51.18 | Williams, Jaquere (2017) (Waubonsie Valley, IL) | Gus Scott Co-Ed Invitational(IL), 2014-04-17(#3) |
| B-400 | 147 | 51.18 | Vroegh, Kevin (2014) (Illiana Christian, IL) | Chicago Christian Invitational(IL), 2014-05-02(#2) |
| B-400 | 147 | 51.18 | Kluck, Cody (2015) (Pearl City, IL) | IL 1A Oregon Boys Sectional(IL), 2014-05-23(#2) |
| B-400 | 150 | 51.19 | Stone, Luke (2014) (Newton, IL) | Robinson Boys Invitational(IL), 2014-04-25(#3) |
| B-400 | 150 | 51.19 | Grahovec, Andrew (2014) (Marmion Academy, IL) | IL 3A Bartlett Boys Sectional(IL), 2014-05-23(#5) |
| B-400 | 152 | 51.20 | Parthemore, Ryan (2015) (Carl Sandburg, IL) | SWSC-Blue Div Boys Conf Meet(IL), 2014-05-15(#6) |
| B-400 | 153 | 51.21 | McManis, Davion (2014) (Dunlap, IL) | Mid Illini Boys Conference Meet(IL), 2014-05-13(#3) |
| B-400 | 154 | 51.23 | Vancil, Zach (2017) (West Central, IL) | IL 1A Farmington Boys Sectional(IL), 2014-05-23(#1) |
| B-400 | 155 | 51.24 | Johnson, Kevin (2014) (East St. Louis-Senior, IL) | Rod Staggs F/S Invitational(MO), 2014-03-31(#1) |
| B-400 | 156 | 51.25 | Discher, Carson (2014) (Wheaton-Warrenville South, IL) | DuPage County Championships(IL), 2014-05-09(#3) |
| B-400 | 157 | 51.26 | Word, Joshua (2014) (Loyola Academy, IL) | CCL Outdoor Championships(IL), 2014-05-17(#4) |
| B-400 | 158 | 51.27 | Torres, Jesus (2014) (Taft, IL) | Luther North Invitational(IL), 2014-04-19(#2) |
| B-400 | 159 | 51.28 | Lamendola, Alexander (2014) (Dixon, IL) | York Boys Invitational(IL), 2014-04-25(#1) |
| B-400 | 160 | 51.29 | Aimone, Collin (2014) (Hall, IL) | IL 1A Erie Boys Sectional(IL), 2014-05-23(#2) |
| B-400 | 161 | 51.30 | Gray, Adam (2016) (Downers Grove South, IL) | Hinsdale C Boys F/S Invitational(IL), 2014-04-30(#1) |
| B-400 | 161 | 51.30 | Bloemke, Jake (2014) (Willowbrook, IL) | IL 3A Boys State Prelims(IL), 2014-05-30(#26) |
| B-400 | 163 | 51.32 | Kramer, Christian (2015) (Harvard, IL) | IL 2A Grayslake Central Sectional(IL), 2014-05-23(#3) |
| B-400 | 164 | 51.33 | Grahovec, Kevin (2014) (Marmion Academy, IL) | Metea Valley Boys Invitational(IL), 2014-04-19(#4) |
| B-400 | 165 | 51.34 | Crane, River (2014) (Palatine, IL) | Palatine Relays(IL), 2014-05-03(#4) |
| B-400 | 166 | 51.37 | Stine, Connor (2015) (Olympia, IL) | Corn Belt Conference Meet(IL), 2014-05-09(#2) |
| B-400 | 166 | 51.37 | Penalfor, Draque (2014) (Sterling, IL) | IL 2A Burlington Central Boys Sectional(IL), 2014-05-23(#3) |
| B-400 | 168 | 51.38 | Arroyo, Luis (2015) (Yorkville, IL) | AAU Region 13 Qualifier(IL), 2014-06-29(#7) |
| B-400 | 169 | 51.42 | Dowell, Trevor (2014) (Glenwood, IL) | Springfield Running Center Meet(IL), 2014-08-02(#1) |
| B-400 | 170 | 51.43 | Hollingshed, Michael (2015) (Montini Catholic, IL) | IL 2A Glenbard South Boys Sectional(IL), 2014-05-23(#3) |
| B-400 | 171 | 51.44 | Mcgee, Chris (2016) (Cahokia, IL) | Winston Brown Invitational(IL), 2014-04-26(#5) |
| B-400 | 171 | 51.44 | Randa, Kody (2015) (Sandwich Community, IL) | Interstate 8 Conference Meet(IL), 2014-05-08(#3) |
| B-400 | 173 | 51.45 | Ervin, Sharod (2014) (Richwoods, IL) | IL 2A Dunlap Boys Sectional(IL), 2014-05-22(#3) |
| B-400 | 174 | 51.46 | Prueter, Josh (2015) (Wheaton-Warrenville South, IL) | Red Grange Invitational(IL), 2014-04-25(#3) |
| B-400 | 174 | 51.46 | Ohlson, Austin (2014) (Somonauk, IL) | IL 1A Seneca Boys Sectional(IL), 2014-05-23(#4) |
| B-400 | 176 | 51.47 | Milsap, Adam (2014) (Naperville North, IL) | Red Grange Invitational(IL), 2014-04-25(#4) |
| B-400 | 176 | 51.47 | Stainback, Tyshawn (2015) (East St. Louis-Senior, IL) | Marion Freeman Invitational(MO), 2014-05-03(#7) |
| B-400 | 176 | 51.47 | Hall, Brandon (Brother Rice, IL) | CCL F/S Championships(IL), 2014-05-08(#1) |
| B-400 | 179 | 51.48 | Cagigal, Jordan (2016) (Metea Valley, IL) | Red Grange Invitational(IL), 2014-04-25(#5) |
| B-400 | 179 | 51.48 | Simpson, Matthew (2015) (Homewood-Flossmoor, IL) | AAU Region 13 Qualifier(IL), 2014-06-29(#8) |
| B-400 | 181 | 51.49 | Andraschko, John (2014) (Barrington, IL) | MSL-West Division Boys Championships(IL), 2014-04-29(#2) |
| B-400 | 181 | 51.49 | Selman, Paul (2014) (Glenbard West, IL) | WSC-Silver Conference Boys Meet(IL), 2014-05-16(#4) |
| B-400 | 183 | 51.50 | Hilling, Dan (2015) (Triad, IL) | Collinsville Invitational(IL), 2014-05-10(#6) |
| B-400 | 184 | 51.51 | Young, Percival (2014) (Thornton Township, IL) | IL 3A Homewood-Flossmoor Boys Sectional(IL), 2014-05-22(#9) |
| B-400 | 185 | 51.52 | Kinfe, Michael (2014) (Wheaton-Warrenville South, IL) | Metea Valley Boys Invitational(IL), 2014-04-19(#6) |
| B-400 | 186 | 51.54 | Desantis, Reis (2014) (Centennial, IL) | News Gazette Honor Roll Meet(IL), 2014-05-19(#5) |
| B-400 | 186 | 51.54 | Glass, Christian (2015) (Plainfield East, IL) | Southwest Prairie Conference Boys Meet(IL), 2014-05-15(#4) |
| B-400 | 188 | 51.55 | Netzel, Ross (2014) (Downers Grove South, IL) | Bob Cohoon Invitational(IL), 2014-04-25(#6) |
| B-400 | 188 | 51.55 | Johnson, Tyler (2015) (St. Rita, IL) | IL 3A St. Rita Boys Sectional(IL), 2014-05-23(#5) |
| B-400 | 190 | 51.56 | Rogers, James (2015) (Monmouth-Roseville, IL) | Galesburg Boys ABC Invitational(IL), 2014-04-19(#1) |
| B-400 | 190 | 51.56 | Marshall, Dan (2016) (Prospect, IL) | Gummerson Cougar Classic(IL), 2014-05-09(#3) |
| B-400 | 192 | 51.57 | Jones, Duwayne-Patriq (2017) (Hononegah, IL) | NIC-10 Boys Conf Championships(IL), 2014-05-16(#3) |
| B-400 | 192 | 51.57 | Miles, Virgil (2014) (Clark, IL) | IL 2A Boys State Prelims(IL), 2014-05-30(#18) |
| B-400 | 194 | 51.58 | Culter, Alex (2017) (Mt. Zion, IL) | IL 2A Centennial Boys Sectional(IL), 2014-05-23(#3) |
| B-400 | 195 | 51.59 | Schwaegel, Cole (2015) (Freeburg Community, IL) | Mascoutah Boys Invitational(IL), 2014-04-25(#2) |
| B-400 | 195 | 51.59 | Newell, Nick (2014) (Loyola Academy, IL) | Marquette Invitational(WI), 2014-05-03(#4) |
| B-400 | 197 | 51.60 | Skinner, Preston (2015) (Shiloh, IL) | News Gazette Honor Roll Meet(IL), 2014-05-19(#6) |
| B-400 | 197 | 51.60 | Barbee, Myles (2014) (Thornton Fractional North, IL) | IL 3A Homewood-Flossmoor Boys Sectional(IL), 2014-05-22(#10) |
| B-400 | 197 | 51.60 | Zeien, Logan (2014) (Belvidere North, IL) | IL 3A Huntley Boys Sectional(IL), 2014-05-23(#7) |
| B-400 | 200 | 51.61 | Matthews, Casey (2014) (Burlington Central, IL) | Mike Van Deever Invitational(IL), 2014-04-19(#1) |
| B-400 | 201 | 51.62 | McKenzie, Marvin (2015) (Riverside-Brookfield, IL) | Dick Beebe Track Classic(IL), 2014-04-19(#5) |
| B-400 | 202 | 51.63 | Jones, Trinton (2015) (Evanston Township, IL) | IL 3A Loyola Academy Boys Sectional(IL), 2014-05-22(#5) |
| B-400 | 203 | 51.64 | Marshall, Michael (2015) (Plano, IL) | Interstate 8 Conference Meet(IL), 2014-05-08(#4) |
| B-400 | 203 | 51.64 | Benhart, Scott (2014) (Crystal Lake Central, IL) | Fox Valley Conf Boys Championship(IL), 2014-05-16(#6) |
| B-400 | 203 | 51.64 | Tomaszewski, Kai (2016) (Princeton, IL) | IL 2A Mendota Boys Sectional(IL), 2014-05-23(#2) |
| B-400 | 206 | 51.65 | Murray, Alex (2014) (Lakes, IL) | Lake County Championships(IL), 2014-05-09(#4) |
| B-400 | 206 | 51.65 | Ross, Logan (2015) (North Greene, IL) | IL 1A Boys State Prelims(IL), 2014-05-29(#17) |
| B-400 | 208 | 51.66 | Justus, Zac (2014) (Pontiac, IL) | Dunlap Open(IL), 2014-04-05(#2) |
| B-400 | 209 | 51.67 | Scott, Evan (2014) (Normal Community, IL) | Capital City Classic(IL), 2014-04-19(#7) |
| B-400 | 210 | 51.70 | Harris, Daniel (2014) (Bradley-Bourbonnais, IL) | Manteno All-Area Invitational(IL), 2014-04-25(#2) |
| B-400 | 210 | 51.70 | Murphy, Josan (2016) (Willowbrook, IL) | Hinsdale C Boys F/S Invitational(IL), 2014-04-30(#2) |
| B-400 | 210 | 51.70 | Mckinley, Isaac (2014) (York Community, IL) | IL 3A Lake Park Boys Sectional(IL), 2014-05-23(#4) |
| B-400 | 213 | 51.72 | Foster, Daylen (Unattached, IL) | USATF IL JO Championships(IL), 2014-06-22(#4) |
| B-400 | 214 | 51.73 | Kirby, Joe (2014) (Wheaton North, IL) | York Boys Invitational(IL), 2014-04-25(#2) |
| B-400 | 214 | 51.73 | King, Bryant (Homewood-Flossmoor, IL) | AAU Region 13 Qualifier(IL), 2014-06-29(#11) |
| B-400 | 216 | 51.75 | Bolfing, Austin (2015) (Taylorville, IL) | Glenwood Titan Co-Ed Invitational(IL), 2014-04-25(#1) |
| B-400 | 216 | 51.75 | Boone, Preston (2014) (Harrisburg, IL) | Buzz Bradley Invitational(IL), 2014-04-25(#1) |
| B-400 | 218 | 51.76 | Stratton, Zach (2015) (Springfield, IL) | Springfield Boys City Meet(IL), 2014-05-06(#4) |
| B-400 | 218 | 51.76 | Korchevskyy, Volodymyr (2014) (Lane Technical, IL) | Chicago Public League Championships(IL), 2014-05-10(#7) |
| B-400 | 220 | 51.77 | Miller, Dillon (2015) (Jacksonville, IL) | Glenwood Titan Co-Ed Invitational(IL), 2014-04-25(#2) |
| B-400 | 221 | 51.78 | Stapleton, Jeremy (Wheaton North, IL) | York Boys Invitational(IL), 2014-04-25(#3) |
| B-400 | 221 | 51.78 | Brown, Jibreel (2016) (Carl Sandburg, IL) | SWSC-Blue Div Boys Conf Meet(IL), 2014-05-15(#7) |
| B-400 | 223 | 51.79 | Swinford, Breck (2014) (Morton, IL) | Mid Illini Boys Conference Meet(IL), 2014-05-13(#4) |
| B-400 | 223 | 51.79 | Funk, Evan (2015) (Williamsville, IL) | IL 1A Lewistown Boys Sectional(IL), 2014-05-23(#5) |
| B-400 | 225 | 51.80 | McMahon, Ryan (2016) (Fremd, IL) | Palatine Relays(IL), 2014-05-03(#6) |
| B-400 | 226 | 51.81 | Bluhm, Jon (2014) (Sacred Heart-Griffin, IL) | Springfield Boys City Meet(IL), 2014-05-06(#5) |
| B-400 | 226 | 51.81 | White, Evan (2014) (Rochelle, IL) | Ogle County Championships(IL), 2014-05-06(#1) |
| B-400 | 226 | 51.81 | Pierce, Jackson (2016) (Nashville Comm, IL) | IL 1A Sparta Boys Sectional(IL), 2014-01-01(#1) |
| B-400 | 229 | 51.82 | Garcia, Carlos (Argo Community, IL) | SSC - Red Div Boys Conf Meet(IL), 2014-05-15(#2) |
| B-400 | 230 | 51.85 | Pass, Jon (2014) (Elk Grove, IL) | MSL-East Division Boys Championships(IL), 2014-04-29(#2) |
| B-400 | 230 | 51.85 | Holloway, Connor (Lincoln-Way North, IL) | EIU Race at State (IL), 2014-05-30(#2) |
| B-400 | 232 | 51.86 | McClendon, Riley (2014) (Leo Catholic, IL) | Lanphier Invitational(IL), 2014-04-26(#3) |
| B-400 | 232 | 51.86 | Jansen, Tim (2014) (Hampshire, IL) | IL 2A Grayslake Central Sectional(IL), 2014-05-23(#4) |
| B-400 | 234 | 51.87 | Griffin, Nate (2016) (Providence Catholic, IL) | CCL F/S Championships(IL), 2014-05-08(#2) |
| B-400 | 235 | 51.88 | James, Jordan (2015) (Thornwood, IL) | Rock Island Boys ABC Invitational(IL), 2014-04-25(#3) |
| B-400 | 235 | 51.88 | Janca, Mitchell (2014) (Buffalo Grove, IL) | IL 3A Palatine Boys Sectional(IL), 2014-05-22(#4) |
| B-400 | 235 | 51.88 | Kreckman, John (2014) (Normal Community West, IL) | IL 3A Edwardsville Boys Sectional(IL), 2014-05-23(#5) |
| B-400 | 238 | 51.89 | Alagheband, Aremon (2014) (Evanston Township, IL) | Red Grange Invitational(IL), 2014-04-25(#1) |
| B-400 | 238 | 51.89 | McShan, Daniel (2017) (Springfield Southeast, IL) | Gene Ward Invitational(IL), 2014-05-02(#3) |
| B-400 | 238 | 51.89 | Melancon, Marcus (Hinsdale South, IL) | McCarthy Memorial Invitational(IL), 2014-05-09(#2) |
| B-400 | 238 | 51.89 | Rosenberg, Mason (2016) (Glenbrook North, IL) | IL 3A Loyola Academy Boys Sectional(IL), 2014-05-22(#7) |
| B-400 | 242 | 51.90 | Worby, Bryan (2015) (Pontiac, IL) | Metamora Co-Ed Invitational(IL), 2014-04-12(#3) |
| B-400 | 243 | 51.92 | Los, John (2014) (Huntley, IL) | Fox Valley Conf Boys Championship(IL), 2014-05-16(#7) |
| B-400 | 244 | 51.93 | Ellis, Isaiah (2015) (Rock Island, IL) | Gene Shipley Invitational(IL), 2014-04-05(#1) |
| B-400 | 244 | 51.93 | Flores, Julian (2014) (Oswego East, IL) | Matt Wulf Invitational(IL), 2014-04-17(#4) |
| B-400 | 244 | 51.93 | Simmons, Taris (2014) (Crete-Monee, IL) | Dick Beebe Track Classic(IL), 2014-04-19(#7) |
| B-400 | 244 | 51.93 | Burton, Curtis (2014) (O'Fallon, IL) | Winston Brown Invitational(IL), 2014-04-26(#6) |
| B-400 | 244 | 51.93 | Kelly, Devon (2016) (St. Charles East, IL) | Jim Arnold Invitational(IL), 2014-05-03(#4) |
| B-400 | 244 | 51.93 | Nadeau, Garret (2015) (Anna-Jonesboro, IL) | IL 1A Fairfield Boys Sectional(IL), 2014-05-23(#1) |
| B-400 | 250 | 51.94 | Mosley, Nate (2017) (Zion-Benton Twnshp, IL) | Urbana Boys Open(IL), 2014-04-19(#3) |
| B-400 | 250 | 51.94 | Gilstrap, Steven (2016) (Farmington, IL) | Titan Invitational(IL), 2014-05-05(#1) |
| B-400 | 252 | 51.96 | Slovak, Eric (2015) (Vernon Hills, IL) | IL 2A Grayslake Central Sectional(IL), 2014-05-23(#5) |
| B-400 | 252 | 51.96 | Hemmen, Tyler (2015) (Argenta-Oreana, IL) | IL 1A Tolono Unity Boys Sectional(IL), 2014-05-23(#1) |
| B-400 | 254 | 51.97 | Johnson, Cedric (2015) (Bloom Township, IL) | Winston Brown Invitational(IL), 2014-04-26(#7) |
| B-400 | 254 | 51.97 | Klawitter, Joey (2014) (Cary-Grove Community, IL) | IL 3A Huntley Boys Sectional(IL), 2014-05-23(#9) |
| B-400 | 256 | 51.98 | Gunter, George (2014) (Urbana University, IL) | News Gazette Honor Roll Meet(IL), 2014-05-19(#7) |
| B-400 | 256 | 51.98 | Hagene, Kyle (2016) (Sparta, IL) | IL 1A Sparta Boys Sectional(IL), 2014-01-01(#2) |
| B-400 | 256 | 51.98 | Manges, Jordan (2015) (Illinois School For The Deaf, IL) | IL 1A Rushville Boys Sectional(IL), 2014-05-23(#1) |
| B-400 | 259 | 52.01 | Brown, Wes (2014) (Plano, IL) | Interstate 8 Conference Meet(IL), 2014-05-08(#5) |
| B-400 | 259 | 52.01 | Sowinski, Justin (2016) (Bartlett, IL) | IL 3A Bartlett Boys Sectional(IL), 2014-05-23(#6) |
| B-400 | 261 | 52.03 | Czajkowski, Jake (2014) (Hinsdale South, IL) | Bud Mohns Invitational(IL), 2014-04-19(#3) |
| B-400 | 261 | 52.03 | Thompson, Chris (2016) (Lemont, IL) | Pedersen Prep Classic(IL), 2014-04-26(#6) |
| B-400 | 263 | 52.04 | Stern, Jeremy (2014) (Neuqua Valley, IL) | Metea Valley Boys Invitational(IL), 2014-04-19(#8) |
| B-400 | 263 | 52.04 | Handel, Alex (2014) (Sycamore, IL) | Gib Seegers Classic(IL), 2014-05-02(#3) |
| B-400 | 263 | 52.04 | Meier, Matthew (2016) (Naperville Central, IL) | DuPage County Championships(IL), 2014-05-09(#6) |
| B-400 | 263 | 52.04 | Laude, Nate (2014) (Wheeling, IL) | IL 3A Palatine Boys Sectional(IL), 2014-05-22(#5) |
| B-400 | 267 | 52.05 | Victoria, Michael (2015) (Harrisburg, IL) | Buzz Bradley Invitational(IL), 2014-04-25(#2) |
| B-400 | 268 | 52.06 | Lovett, James (2015) (North Shore Country Day, IL) | IL 1A Lisle Boys Sectional(IL), 2014-05-23(#4) |
| B-400 | 269 | 52.07 | Amen, Luke (2017) (Glenbrook North, IL) | CSL-North Freshman Boys Invitational(IL), 2014-05-13(#1) |
| B-400 | 269 | 52.07 | Reicheneker, Collin (2014) (Elmwood-Brimfield, IL) | IL 1A Farmington Boys Sectional(IL), 2014-05-23(#3) |
| B-400 | 269 | 52.07 | Simmons, Kaleb (2016) (Althoff, IL) | South Seven Boys Conf Meet(IL), 2014-05-16(#4) |
| B-400 | 272 | 52.09 | Monigan, Michael (2014) (Cahokia, IL) | Granite City Invitational(IL), 2014-04-18(#6) |
| B-400 | 272 | 52.09 | Suarez, Greg (2015) (Prospect, IL) | MSL-East Division Boys Championships(IL), 2014-04-29(#3) |
| B-400 | 274 | 52.10 | Blecker, Brennan (2015) (Hononegah, IL) | Saxon Invitational(IL), 2014-04-12(#8) |
| B-400 | 274 | 52.10 | Guzman, Cesar (2016) (Plainfield South, IL) | Southwest Prairie Conference Boys Meet(IL), 2014-05-15(#8) |
| B-400 | 274 | 52.10 | Allen, Tyree (2015) (Hillcrest, IL) | Bill Jackson Invitational(IL), 2014-05-09(#6) |
| B-400 | 274 | 52.10 | Rogers, Dylan (2016) (Harry D Jacobs, IL) | Carlin Nalley Invitational(IL), 2014-05-10(#5) |
| B-400 | 278 | 52.11 | Johnson, Zakkori (2014) (Champaign Central, IL) | Urbana Boys Open(IL), 2014-04-19(#4) |
| B-400 | 278 | 52.11 | Smith, Devante (Thornton Township, IL) | Thornton Boys Classic(IL), 2014-05-10(#4) |
| B-400 | 280 | 52.12 | Snell, Zeke (2014) (Goreville, IL) | IL 1A Boys State Prelims(IL), 2014-05-29(#21) |
| B-400 | 281 | 52.13 | Quinn, Patrick (2015) (Libertyville, IL) | Lake County Championships(IL), 2014-05-09(#7) |
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