| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 50.12 | Hertz, Cory (2015) (Lakes, IL) | Illinois Top Times Championships - Class 3A(IL), 2014-03-29(#2) |
| B-400 | 2 | 50.21 | Burns, Matt (2014) (Willowbrook, IL) | York Boys Invitational(IL), 2014-03-07(#1) |
| B-400 | 3 | 50.31 | Harriel, James (2014) (Bloom Township, IL) | Gene Armer Invitational(IL), 2014-03-22(#1) |
| | | National Elites above. State Elites below | | |
| B-400 | 4 | 50.56 | Anyiwo, Matt (2014) (Homewood-Flossmoor, IL) | Thornwood Boys Open(IL), 2014-03-01(#1) |
| B-400 | 5 | 50.81 | Rafacz, Nick (2014) (Neuqua Valley, IL) | Thornwood Boys Open(IL), 2014-03-01(#2) |
| B-400 | 6 | 50.98 | Davis, Roosevelt (2016) (East St. Louis-Senior, IL) | UK HS Invitational(KY), 2014-02-22(#18) |
| B-400 | 7 | 50.99 | Nash, Quenten (2014) (Crete-Monee, IL) | Gene Armer Invitational(IL), 2014-03-22(#2) |
| B-400 | 8 | 51.03 | Espinosa, Zac (2015) (Neuqua Valley, IL) | Upstate Eight Conf Boys Indoor Meet(IL), 2014-03-21(#1) |
| B-400 | 9 | 51.09 | Feeney, Jack (2014) (St. Charles North, IL) | Illinois Top Times Championships - Class 3A(IL), 2014-03-29(#4) |
| B-400 | 10 | 51.22 | Burks, Frederick (2014) (Proviso East, IL) | Proviso West Boys Invitational(IL), 2014-02-22(#1) |
| B-400 | 11 | 51.25 | Agustin, Justin (2014) (Oswego East, IL) | Illinois Top Times Championships - Class 3A(IL), 2014-03-29(#5) |
| B-400 | 12 | 51.32 | Wilson, Chris (2014) (Minooka Community, IL) | Lockport Invitational(IL), 2014-03-22(#1) |
| B-400 | 13 | 51.33 | Lewis, Kenny (2014) (Plainfield East, IL) | Thornwood Boys Open(IL), 2014-03-01(#3) |
| B-400 | 14 | 51.68 | Connor, Steven (2015) (Wheaton North, IL) | DVC Boys Indoor Conference Meet(IL), 2014-03-21(#1) |
| B-400 | 15 | 51.74 | Piron, Peyton (2015) (Batavia, IL) | Upstate Eight Conf Boys Indoor Meet(IL), 2014-03-21(#4) |
| B-400 | 16 | 51.77 | Warren, Johnathon (2015) (Bloomington, IL) | Big 12 Boys Indoor Conference Championships(IL), 2014-03-11(#1) |
| B-400 | 17 | 51.82 | Culpepper, Jordan (2014) (Homewood-Flossmoor, IL) | Arkansas HS Invitational(AR), 2014-01-18(#18) |
| B-400 | 18 | 51.85 | Simmons, Taris (2014) (Crete-Monee, IL) | Argo Boys Invitational(IL), 2014-03-15(#2) |
| B-400 | 19 | 51.94 | Selman, Paul (2014) (Glenbard West, IL) | WSC-Silver Conf Boys Indoor Meet(IL), 2014-03-21(#1) |
| B-400 | 20 | 51.95 | Spaccapaniccia, Daniel (2014) (Naperville Central, IL) | DVC Boys Indoor Conference Meet(IL), 2014-03-21(#2) |
| B-400 | 21 | 51.96 | Rodriguez, Alex (2015) (Brother Rice, IL) | Chicago Catholic League Championships(IL), 2014-03-22(#1) |
| B-400 | 22 | 52.03 | Dunham, Conor (2014) (St. Ignatius, IL) | Whitney Young Co-Ed Invitational(IL), 2014-02-15(#1) |
| B-400 | 23 | 52.06 | Benhart, Scott (2014) (Crystal Lake Central, IL) | Byron Boys Indoor Classic(IL), 2014-03-22(#2) |
| B-400 | 24 | 52.07 | Jopes, Michael (2014) (Naperville Central, IL) | DVC Boys Indoor Conference Meet(IL), 2014-03-21(#3) |
| B-400 | 24 | 52.07 | Ward, De'Ondre (2014) (Simeon Career Academy, IL) | Illinois Top Times Championships - Class 3A(IL), 2014-03-29(#7) |
| B-400 | 24 | 52.07 | Roels, Timothy (2014) (Geneva, IL) | Upstate Eight Conf Boys Indoor Meet(IL), 2014-03-21(#5) |
| B-400 | 27 | 52.13 | Barbee, Myles (2014) (Thornton Fractional North, IL) | Gene Armer Invitational(IL), 2014-03-22(#5) |
| B-400 | 27 | 52.13 | Streater, Tremain (2016) (Collinsville, IL) | Edwardsville Indoor Invitational(IL), 2014-03-14(#2) |
| B-400 | 29 | 52.14 | Discher, Carson (2014) (Wheaton-Warrenville South, IL) | DVC Boys Indoor Conference Meet(IL), 2014-03-21(#4) |
| B-400 | 30 | 52.20 | Mcintyre, Jalen (2015) (Belleville East, IL) | Charleston HS Boys Invitational - Large Schools(IL), 2014-03-22(#2) |
| B-400 | 30 | 52.20 | Wright-Madison, Chris (2015) (Oak Park-River Forest, IL) | WSC-Silver Conf Boys Indoor Meet(IL), 2014-03-21(#2) |
| B-400 | 32 | 52.23 | Day, Jelani (2014) (Danville, IL) | Gene Armer Invitational(IL), 2014-03-22(#6) |
| B-400 | 33 | 52.29 | Word, Josh (2014) (Loyola Academy, IL) | Chicago Catholic League Championships(IL), 2014-03-22(#2) |
| B-400 | 34 | 52.38 | Streator, Tremain (2015) (Collinsville, IL) | Illinois Top Times Championships - Class 3A(IL), 2014-03-29(#9) |
| B-400 | 35 | 52.40 | Williams, Yansay (2014) (Normal Community West, IL) | Centennial Charger Classic(IL), 2014-03-08(#1) |
| B-400 | 35 | 52.40 | Hutsalyuk, Pavlo (2015) (Lane Technical, IL) | Gene Armer Invitational(IL), 2014-03-22(#7) |
| B-400 | 37 | 52.45 | Harris, Daniel (2014) (Bradley-Bourbonnais, IL) | Gene Armer Invitational(IL), 2014-03-22(#8) |
| B-400 | 38 | 52.48 | Franklin, John (2014) (Whitney Young, IL) | CPL Indoor Meet Group A(IL), 2014-03-23(#3) |
| B-400 | 39 | 52.51 | Aguirre, Juan (2014) (Payton College Preparatory, IL) | Nelson Daniels Classic - Large Schools(WI), 2014-03-22(#2) |
| B-400 | 39 | 52.51 | Towns, Lionel (2014) (Oak Park-River Forest, IL) | WSC-Silver Conf Boys Indoor Meet(IL), 2014-03-21(#3) |
| B-400 | 41 | 52.53 | Rozell, Chris (2014) (Brother Rice, IL) | ICOPS Indoor Invitational(IL), 2014-03-02(#3) |
| B-400 | 41 | 52.53 | Keenan, Colton (2014) (Lincoln-Way North, IL) | Gene Armer Invitational(IL), 2014-03-22(#9) |
| B-400 | 43 | 52.58 | Miller, John (2015) (Loyola Academy, IL) | Chicago Catholic League Championships(IL), 2014-03-22(#3) |
| B-400 | 44 | 52.59 | Halloway, Vernon (2014) (Springfield, IL) | Charleston HS Boys Invitational - Large Schools(IL), 2014-03-22(#4) |
| B-400 | 45 | 52.60 | Forrest, Dajour (2016) (Normal Community West, IL) | Big 12 Boys Indoor Conference Championships(IL), 2014-03-11(#2) |
| B-400 | 46 | 52.63 | Edwards, Michael (2016) (Zion-Benton Twnshp, IL) | Proviso East Midwest Classic(IL), 2014-03-29(#3) |
| B-400 | 47 | 52.68 | Berendt, Jorden (2014) (Batavia, IL) | Coach DiDomenico Invitational(IL), 2014-03-07(#2) |
| B-400 | 48 | 52.73 | Cagigal, Jordan (2016) (Metea Valley, IL) | Upstate Eight Conf Boys Indoor Meet(IL), 2014-03-21(#6) |
| B-400 | 49 | 52.75 | Solomon, Domonique (2016) (Joliet Central, IL) | Bolingbrook Fast Times Invitational(IL), 2014-03-22(#1) |
| B-400 | 50 | 52.76 | Doherty, Conor (2014) (Lincoln-Way North, IL) | Proviso East Midwest Classic(IL), 2014-03-29(#4) |
| B-400 | 51 | 52.77 | Moss, Ty (2015) (Neuqua Valley, IL) | First to the Finish Northern Indoor Championships(IL), 2014-01-05(#2) |
| B-400 | 52 | 52.83 | Mikel, Drew (2014) (Glenbard East, IL) | DVC Boys Indoor Conference Meet(IL), 2014-03-21(#5) |
| B-400 | 53 | 52.87 | Hyland, Trent (2014) (Hinsdale Central, IL) | Batavia Boys Open(IL), 2014-03-14(#1) |
| B-400 | 53 | 52.87 | Montgomery, Kahmari (2015) (Plainfield Central, IL) | First to the Finish Northern Indoor Championships(IL), 2014-01-05(#4) |
| B-400 | 55 | 52.89 | Gornick, Greg (2014) (York Community, IL) | WSC-Silver Conf Boys Indoor Meet(IL), 2014-03-21(#4) |
| B-400 | 56 | 52.92 | Kirby, Joe (2014) (Wheaton North, IL) | DVC Boys Indoor Conference Meet(IL), 2014-03-21(#6) |
| B-400 | 57 | 52.98 | Jackson, Aaron (2015) (Belleville West, IL) | Charleston HS Boys Invitational - Large Schools(IL), 2014-03-22(#6) |
| B-400 | 58 | 52.99 | Zeien, Logan (2014) (Belvidere North, IL) | NIC-10 Boys Indoor Conference Meet(IL), 2014-03-19(#1) |
| B-400 | 59 | 53.00 | Komlanc, Joe (2016) (St. Charles East, IL) | Upstate Eight Conf Boys Indoor Meet(IL), 2014-03-21(#7) |
| B-400 | 60 | 53.02 | Hearn, Charlie (2016) (St. Charles East, IL) | Upstate Eight Conf Boys Indoor Meet(IL), 2014-03-21(#8) |
| B-400 | 61 | 53.06 | Shenault, Antonio (2015) (Lake Park, IL) | Coach DiDomenico Invitational(IL), 2014-03-07(#3) |
| B-400 | 62 | 53.07 | Sullivan, Billy (2014) (Grant Community, IL) | Lake Michigan Boys Invitational(WI), 2014-03-22(#4) |
| B-400 | 63 | 53.14 | Simpson, Matthew (2015) (Homewood-Flossmoor, IL) | Arkansas HS Invitational(AR), 2014-01-18(#42) |
| B-400 | 64 | 53.18 | Mitchell, Demitius (2015) (Thornton Township, IL) | Thornwood Boys Open(IL), 2014-03-01(#5) |
| B-400 | 65 | 53.21 | Weathersby, Derrick (2014) (Bloom Township, IL) | Proviso East Midwest Classic(IL), 2014-03-29(#8) |
| B-400 | 66 | 53.22 | Thompson, Chris (2016) (Lemont, IL) | Lemont Co-Ed Invitational(IL), 2014-03-22(#1) |
| B-400 | 67 | 53.25 | Kopfman, Drew (2014) (Crystal Lake Central, IL) | Antioch Invitational(IL), 2014-03-01(#1) |
| B-400 | 67 | 53.25 | Radosevich, Kyle (2014) (Crystal Lake South, IL) | Lake Michigan Boys Invitational(WI), 2014-03-22(#6) |
| B-400 | 69 | 53.27 | Mckinley, Isaac (2014) (York Community, IL) | WSC-Silver Conf Boys Indoor Meet(IL), 2014-03-21(#5) |
| B-400 | 70 | 53.33 | Renteria, Edwin (2016) (J Sterling Morton, IL) | WSC-Gold Conf Boys Indoor(IL), 2014-03-21(#1) |
| B-400 | 71 | 53.35 | Dyer, Nolan (2014) (Thornton Fractional North, IL) | Greg Foster Invitational(IL), 2014-02-15(#2) |
| B-400 | 71 | 53.35 | Bloemke, Jake (2014) (Willowbrook, IL) | WSC-Gold Conf Boys Indoor(IL), 2014-03-21(#2) |
| B-400 | 71 | 53.35 | Giovannelli, Dominick (2015) (Glenwood, IL) | Jacksonville Large School Invitational(IL), 2014-03-07(#1) |
| B-400 | 74 | 53.40 | Brady, Reese (2014) (Warren Township, IL) | Lake Michigan Boys Invitational(WI), 2014-03-22(#7) |
| B-400 | 75 | 53.41 | Strange, Steven (2016) (Oswego, IL) | Centennial Charger Classic(IL), 2014-03-08(#1) |
| B-400 | 76 | 53.42 | Walkosz, Adrian (2014) (Lockport Township , IL) | Lockport Invitational(IL), 2014-03-22(#2) |
| B-400 | 76 | 53.42 | Harris, Aaron (2014) (Fremd, IL) | Dorothy Dawson Invitational(IL), 2014-02-01(#2) |
| B-400 | 78 | 53.43 | Rhode, Jimmy (2014) (Lyons Township, IL) | WSC-Silver Conf Boys Indoor Meet(IL), 2014-03-21(#6) |
| B-400 | 79 | 53.47 | Martinez, Yiovan (2014) (Rockford East, IL) | NIC-10 Boys Indoor Conference Meet(IL), 2014-03-19(#2) |
| B-400 | 79 | 53.47 | Smith, Jake (2014) (Minooka Community, IL) | Lockport Invitational(IL), 2014-03-22(#3) |
| B-400 | 81 | 53.52 | Dillon, Devonte (2014) (Glenbard West, IL) | WWS Boys Triangular #2(IL), 2014-03-13(#2) |
| B-400 | 81 | 53.52 | Cuevas, Adrian (2016) (Jefferson, IL) | NIC-10 Boys Indoor Conference Meet(IL), 2014-03-19(#3) |
| B-400 | 83 | 53.54 | Alagheband, Aremon (2014) (Evanston Township, IL) | Lake Michigan Boys Invitational(WI), 2014-03-22(#9) |
| B-400 | 84 | 53.64 | Kinfe, Michael (2014) (Wheaton-Warrenville South, IL) | York Boys Invitational(IL), 2014-03-07(#6) |
| B-400 | 85 | 53.66 | Hill, Michael (2014) (Hononegah, IL) | NIC-10 Boys Indoor Conference Meet(IL), 2014-03-19(#4) |
| B-400 | 85 | 53.66 | Klamm, Carl (2015) (Evanston Township, IL) | Thornwood Boys Open(IL), 2014-03-01(#6) |
| B-400 | 87 | 53.71 | Jancek, Jakub (2014) (Amos Alonzo Stagg, IL) | Gene Armer Invitational(IL), 2014-03-22(#10) |
| B-400 | 88 | 53.72 | Bender, Kyle (2015) (Neuqua Valley, IL) | Thornwood Boys Open(IL), 2014-03-01(#7) |
| B-400 | 89 | 53.73 | Hamilton, Malik (2015) (Lane Technical, IL) | Centennial Charger Classic(IL), 2014-03-08(#5) |
| B-400 | 90 | 53.75 | Guzman, Cesar (2016) (Plainfield South, IL) | Centennial Charger Classic(IL), 2014-03-08(#6) |
| B-400 | 91 | 53.79 | Hoover, Christian (2015) (Homewood-Flossmoor, IL) | Arkansas HS Invitational(AR), 2014-01-18(#49) |
| B-400 | 92 | 53.82 | Riley, James (2015) (Hinsdale Central, IL) | Proviso West Boys Invitational(IL), 2014-02-22(#6) |
| B-400 | 93 | 53.89 | Lyle, Garrett (2015) (Bloomington, IL) | Big 12 Boys Indoor Conference Championships(IL), 2014-03-11(#5) |
| B-400 | 94 | 53.96 | Flores, Julian (2014) (Warren Township, IL) | Lake Michigan Boys Invitational(WI), 2014-03-22(#10) |
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