| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 49.25 | Melto, Mac (2012) (Northside Prep, IL) (US#42) | IPTT Classic - Class 2A(IL), 2012-03-24(#1) |
| B-400 | 2 | 49.78 | Williams, Kaleb (2012) (Bloom Township, IL) (US#82) | Gene Armer Invitational(IL), 2012-03-17(#1) |
| B-400 | 3 | 50.09 | Payton, Darren (2013) (Cahokia, IL) | Arkansas Invitational(AR), 2012-01-14(#7) |
| B-400 | 4 | 50.18 | Randolph, Jeremy (2012) (Belleville West, IL) | IPTT Classic - Class 3A(IL), 2012-03-24(#1) |
| B-400 | 5 | 50.26 | Bender, Jacob (2012) (Neuqua Valley, IL) | Upstate Eight Conf Boys Indoor(IL), 2012-03-16(#1) |
| | | National Elites above. State Elites below | | |
| B-400 | 6 | 50.53 | Gundersen, Ryan (2012) (Rolling Meadows, IL) | Mid Suburban League Invitational(IL), 2012-03-17(#1) |
| B-400 | 7 | 50.77 | Brady, Marlin (2014) (Cahokia, IL) | Normal West Invitational(IL), 2012-02-24(#1) |
| B-400 | 7 | 50.77 | Richard, Juwaan (2013) (Schaumburg, IL) | IPTT Classic - Class 3A(IL), 2012-03-24(#2) |
| B-400 | 7 | 50.77 | Nance, Joshua (2012) (Homewood-Flossmoor, IL) | Normal West Invitational(IL), 2012-02-24(#2) |
| B-400 | 10 | 50.79 | Bremhorst, Peter (2012) (Springfield, IL) | IPTT Classic - Class 3A(IL), 2012-03-24(#3) |
| B-400 | 11 | 50.80 | Young, Quest (2012) (Plainfield North, IL) | Centennial Charger Invitational(IL), 2012-03-03(#2) |
| B-400 | 12 | 50.86 | Munar, Jordan (2012) (Downers Grove North, IL) | WSC-Silver Boys Indoor(IL), 2012-03-16(#1) |
| B-400 | 13 | 50.87 | Penrod, Brandon (2012) (Triad, IL) | IPTT Classic - Class 2A(IL), 2012-03-24(#2) |
| B-400 | 14 | 51.00 | Chapman, Leroy (2013) (Antioch, IL) | IPTT Classic - Class 2A(IL), 2012-03-24(#3) |
| B-400 | 15 | 51.02 | Broger, Jeff (2013) (South Elgin, IL) | IPTT Classic - Class 3A(IL), 2012-03-24(#4) |
| B-400 | 15 | 51.02 | Farmer, Daniel (2012) (Johnston City, IL) | IPTT Classic - Class A(IL), 2012-03-23(#1) |
| B-400 | 17 | 51.06 | Bransby, Sam (2014) (Naperville Central, IL) | DuPage Valley Conf. Boys Indoor(IL), 2012-03-16(#1) |
| B-400 | 18 | 51.12 | Rafacz, Nick (2014) (Neuqua Valley, IL) | Upstate Eight Conf Boys Indoor(IL), 2012-03-16(#2) |
| B-400 | 18 | 51.12 | Jordan, Deshawn (2013) (North Lawndale Charter, IL) | IPTT Classic - Class 3A(IL), 2012-03-24(#6) |
| B-400 | 20 | 51.14 | French, Cyrus (2012) (Larkin, IL) | IPTT Classic - Class 3A(IL), 2012-03-24(#7) |
| B-400 | 21 | 51.25 | Klamm, Pat (2013) (Evanston Township, IL) | Lake Michigan Invitational(WI), 2012-03-17(#1) |
| B-400 | 22 | 51.35 | Foster, Stedman (2012) (Morgan Park, IL) | Carl Lewis Invitational(TX), 2012-01-14(#9) |
| B-400 | 23 | 51.40 | Ball, Kenny (2012) (Cahokia, IL) | Tiger Indoor Invitational(IL), 2012-03-09(#2) |
| B-400 | 24 | 51.50 | Lewis, Bryant (Bloomington, IL) | IPTT Classic - Class 3A(IL), 2012-03-24(#8) |
| B-400 | 25 | 51.52 | Andrews, Austin (2012) (Deer Creek Mackinaw, IL) | IPTT Classic - Class A(IL), 2012-03-23(#2) |
| B-400 | 26 | 51.53 | Reading, Carter (2012) (St. Charles East, IL) | Upstate Eight Conf Boys Indoor(IL), 2012-03-16(#3) |
| B-400 | 27 | 51.58 | Howard, Dakarai (2012) (Whitney Young, IL) | Chicago Public League Group A Championships(IL), 2012-03-18(#2) |
| B-400 | 28 | 51.59 | Kendziera, Dave (2013) (Prospect, IL) | Mid Suburban League Invitational(IL), 2012-03-17(#2) |
| B-400 | 29 | 51.63 | Trainer, Matt (2012) (Mt. Carmel, IL) | IPTT Classic - Class 3A(IL), 2012-03-24(#9) |
| B-400 | 29 | 51.63 | Hopkins, Tevin (2012) (Minooka Community, IL) | York Boys Invitational(IL), 2012-03-02(#1) |
| B-400 | 31 | 51.65 | Kohler, Brett (2012) (Wheaton North, IL) | DuPage Valley Conf. Boys Indoor(IL), 2012-03-16(#2) |
| B-400 | 31 | 51.65 | Klamm, Patrick (2013) (Evanston Township, IL) | IPTT Classic - Class 3A(IL), 2012-03-24(#10) |
| B-400 | 33 | 51.66 | Leonard, Eric (2012) (Sangamon Valley, IL) | IPTT Classic - Class A(IL), 2012-03-23(#3) |
| B-400 | 34 | 51.71 | Steele, Micaiah (2013) (Wheaton North, IL) | DuPage Valley Conf. Boys Indoor(IL), 2012-03-16(#3) |
| B-400 | 35 | 51.72 | Clark, Phabian (2012) (Wheaton-Warrenville South, IL) | DuPage Valley Conf. Boys Indoor(IL), 2012-03-16(#4) |
| B-400 | 35 | 51.72 | Ingram, Daniel (2013) (Minooka Community, IL) | Normal West Invitational(IL), 2012-02-24(#5) |
| B-400 | 37 | 51.73 | King, Will (2012) (Metea Valley, IL) | Upstate Eight Conf Boys Indoor(IL), 2012-03-16(#4) |
| B-400 | 38 | 51.74 | Helmin, Andrew (2013) (Providence Catholic, IL) | MITS-GVSU #2(MI), 2012-02-18(#8) |
| B-400 | 39 | 51.79 | Mayweather, Kennedy (2013) (Collinsville, IL) | SIU Boys Invitational(IL), 2012-03-03(#3) |
| B-400 | 40 | 51.82 | Bonner, Jalen (2012) (Plainfield South, IL) | Charleston EIU Boys Invitational(IL), 2012-03-17(#3) |
| B-400 | 41 | 51.86 | Faulk, Josh (Joliet Catholic Academy, IL) | Bolingbrook Fast Times Invitational(IL), 2012-03-24(#1) |
| B-400 | 42 | 51.87 | Wiley, Charlie (2012) (Kenwood Academy, IL) | ISU HS Invitational(IL), 2012-03-03(#2) |
| B-400 | 43 | 51.88 | Ward, Kevin (2013) (Providence Catholic, IL) | IPTT Classic - Class 2A(IL), 2012-03-24(#4) |
| B-400 | 44 | 51.90 | Tuell, Pierre (2012) (St. Thomas More, IL) | Gene Armer Invitational(IL), 2012-03-17(#2) |
| B-400 | 45 | 51.92 | Ray, Trevor (2013) (Lakes, IL) | IPTT Classic - Class 2A(IL), 2012-03-24(#5) |
| B-400 | 46 | 51.96 | Furlong, Connor (2012) (Hinsdale Central, IL) | Proviso West Invitational(IL), 2012-02-25(#3) |
| B-400 | 46 | 51.96 | Hunt, Alex (2013) (Eureka, IL) | IPTT Classic - Class A(IL), 2012-03-23(#4) |
| B-400 | 48 | 51.98 | Glasper, Clayton (2012) (Richwoods, IL) | Centennial Charger Invitational(IL), 2012-03-03(#3) |
| B-400 | 49 | 51.99 | Thompson, Marvell (2013) (Thornton Fractional North, IL) | Proviso East MW Classic(IL), 2012-03-24(#1) |
| B-400 | 49 | 51.99 | Burke, John (2013) (Waubonsie Valley, IL) | Upstate Eight Conf Boys Indoor(IL), 2012-03-16(#5) |
| B-400 | 49 | 51.99 | Ameri, Austin (2012) (Waubonsie Valley, IL) | Upstate Eight Conf Boys Indoor(IL), 2012-03-16(#6) |
| B-400 | 52 | 52.00 | Gulik, Mike (2012) (Burlington Central, IL) | Byron Indoor Classic(IL), 2012-03-17(#1) |
| B-400 | 53 | 52.03 | Goad, Scott (2012) (Dixon, IL) | IPTT Classic - Class 2A(IL), 2012-03-24(#6) |
| B-400 | 54 | 52.06 | Click, Taylor (2012) (Lake Forest Academy, IL) | USATF Youth Indoor Nationals(IL), 2012-03-11(#1) |
| B-400 | 55 | 52.07 | Isianayi, Hall (Elk Grove, IL) | IPTT Classic - Class 3A(IL), 2012-03-24(#12) |
| B-400 | 55 | 52.07 | Ifianayi, Paul (2015) (Elk Grove, IL) | Mid Suburban League Invitational(IL), 2012-03-17(#4) |
| B-400 | 57 | 52.10 | Parr, Adam (2012) (Metamora, IL) | IPTT Classic - Class 2A(IL), 2012-03-24(#7) |
| B-400 | 57 | 52.10 | Odom, Justice (2012) (Glenbard West, IL) | WSC-Silver Boys Indoor(IL), 2012-03-16(#3) |
| B-400 | 59 | 52.12 | Dean, Kerry (Mt. Carmel, IL) | Chgo Catholic League Championships(IL), 2012-03-17(#1) |
| B-400 | 60 | 52.13 | Bowers, Ben (2012) (Conant, IL) | Mid Suburban League Invitational(IL), 2012-03-17(#5) |
| B-400 | 61 | 52.14 | Schippel, Nick (2012) (Jacksonville, IL) | Gene Armer Invitational(IL), 2012-03-17(#3) |
| B-400 | 62 | 52.17 | Kelley, Byron (2013) (Brooks College Prep Academy, IL) | Chicago Public League Group A Championships(IL), 2012-03-18(#5) |
| B-400 | 63 | 52.18 | Koegel, Ryan (2012) (Downers Grove North, IL) | WSC-Silver Boys Indoor(IL), 2012-03-16(#4) |
| B-400 | 64 | 52.22 | Adeyemo, Moshood (2013) (Hillcrest, IL) | Centennial Charger Invitational(IL), 2012-03-03(#1) |
| B-400 | 65 | 52.27 | Pierce, Irvin (2012) (Hillcrest, IL) | Centennial Charger Invitational(IL), 2012-03-03(#4) |
| B-400 | 66 | 52.28 | Young, Maurice (Zion-Benton Twnshp, IL) | Lake Michigan Invitational(WI), 2012-03-17(#5) |
| B-400 | 66 | 52.28 | Stevens, Nyle (2013) (Rockridge, IL) | IPTT Classic - Class A(IL), 2012-03-23(#5) |
| B-400 | 68 | 52.35 | Williams, Spencer (2012) (Perspectives Charter, IL) | Chicago Public League Group A Championships(IL), 2012-03-18(#6) |
| B-400 | 69 | 52.44 | Falk, Joshua (2012) (Joliet Catholic Academy, IL) | Materelli Indoor Invitational(IL), 2012-03-17(#2) |
| B-400 | 70 | 52.45 | Flowers, Marquis (2012) (Plainfield North, IL) | Centennial Charger Invitational(IL), 2012-03-03(#2) |
| B-400 | 71 | 52.47 | Lee, Malik (2013) (Brooks College Prep Academy, IL) | IPTT Classic - Class 2A(IL), 2012-03-24(#8) |
| B-400 | 72 | 52.52 | Milsap, Adam (2014) (Naperville North, IL) | DuPage Valley Conf. Boys Indoor(IL), 2012-03-16(#1) |
| B-400 | 73 | 52.53 | Gulan, Michael (2012) (Von Steuben Metro Science, IL) | Chicago Public League Group B Championships(IL), 2012-03-18(#1) |
| B-400 | 73 | 52.53 | Locicero, Zach (York Community, IL) | York Boys Invitational(IL), 2012-03-02(#4) |
| B-400 | 73 | 52.53 | Cottier, Brandon (2013) (Kaneland , IL) | NIB XII Indoor Conference(IL), 2012-03-17(#2) |
| B-400 | 76 | 52.59 | Miller, Hunter (2012) (Benet Academy, IL) | IPTT Classic - Class 2A(IL), 2012-03-24(#10) |
| B-400 | 77 | 52.62 | Brown, Cywettnie (2012) (Simeon Career Academy, IL) | Chicago Public League Group A Championships(IL), 2012-03-18(#7) |
| B-400 | 78 | 52.67 | Jenkins, Marquise (2013) (Batavia, IL) | Upstate Eight Conf Boys Indoor(IL), 2012-03-16(#9) |
| B-400 | 79 | 52.72 | Sellers, Tevin (2013) (Lena-Winslow, IL) | Byron Co Ed Quad(IL), 2012-03-13(#1) |
| B-400 | 79 | 52.72 | Dewgard, Roland (2014) (Neuqua Valley, IL) | Proviso West Invitational(IL), 2012-02-25(#5) |
| B-400 | 81 | 52.73 | Monigan, Michael (2014) (Cahokia, IL) | SIU Boys Invitational(IL), 2012-03-03(#5) |
| B-400 | 81 | 52.73 | Cole, James (Belleville West, IL) | Centennial Charger Invitational(IL), 2012-03-03(#1) |
| B-400 | 81 | 52.73 | McGee, Terry (2014) (North Lawndale Charter, IL) | ISU HS Invitational(IL), 2012-03-03(#3) |
| B-400 | 84 | 52.74 | Simmonds, Nick (2013) (Belleville West, IL) | Centennial Charger Invitational(IL), 2012-03-03(#3) |
| B-400 | 85 | 52.75 | Aubain, Greg (Niles West, IL) | Nelson Daniels Warhawk Invitational(WI), 2012-03-17(#4) |
| B-400 | 86 | 52.76 | Williams, Tre (2014) (Rockford Christian, IL) | Nelson-Daniel Small School Invitational(WI), 2012-03-17(#5) |
| B-400 | 87 | 52.83 | Harriel, James (2014) (Bloom Township, IL) | Bloom Track Madness(IL), 2012-02-25(#2) |
| B-400 | 88 | 52.84 | Wilson, Chris (2014) (Minooka Community, IL) | Materelli Indoor Invitational(IL), 2012-03-17(#4) |
| B-400 | 88 | 52.84 | Filipiak, Matt (2012) (Lincoln-Way North, IL) | Gene Armer Invitational(IL), 2012-03-17(#4) |
| B-400 | 90 | 52.86 | Discher, Carson (2014) (Wheaton-Warrenville South, IL) | DuPage Valley Conf. Boys Indoor(IL), 2012-03-16(#2) |
| B-400 | 91 | 52.88 | Graham, Mike (2012) (West Aurora, IL) | DuPage Valley Conf. Boys Indoor(IL), 2012-03-16(#5) |
| B-400 | 92 | 52.89 | Strong, Natereace (2015) (East St. Louis-Senior, IL) | Charleston EIU Boys Invitational(IL), 2012-03-17(#4) |
| B-400 | 93 | 52.90 | Cornelius, Kendric (2012) (Palatine, IL) | Mid Suburban League Invitational(IL), 2012-03-17(#6) |
| B-400 | 94 | 52.91 | Flamer, Todd (2013) (United Township, IL) | Silver Streak Invitational(IL), 2012-03-17(#3) |
| B-400 | 94 | 52.91 | Hall, Nathan (2013) (Glenbard West, IL) | WSC-Silver Boys Indoor(IL), 2012-03-16(#5) |
| B-400 | 96 | 52.94 | Barr, Mitch (2012) (LaSalle-Peru, IL) | IPTT Classic - Class 2A(IL), 2012-03-24(#12) |
| B-400 | 97 | 52.98 | Steding, Nick (2012) (Belleville West, IL) | Normal West Invitational(IL), 2012-02-24(#7) |
| B-400 | 98 | 53.00 | Dwyer, Dan (209) (St. Rita, IL) | Chgo Catholic League Championships(IL), 2012-03-17(#3) |
| B-400 | 98 | 53.00 | Sparks, D.J. (2012) (Triad, IL) | Tiger Indoor Invitational(IL), 2012-03-09(#4) |
| B-400 | 100 | 53.07 | Dix, Devaughn (2013) (Bloomington, IL) | Big 12 Boys Indoors(IL), 2012-03-13(#2) |
| B-400 | 100 | 53.07 | McLaurin, Zeb (2013) (St. Ignatius, IL) | Chgo Catholic League Championships(IL), 2012-03-17(#4) |
| B-400 | 102 | 53.13 | Boadu, Chris (2013) (Bolingbrook, IL) | Bolingbrook Fast Times Invitational(IL), 2012-03-24(#2) |
| B-400 | 103 | 53.14 | Hennig, Joshua (2014) (Springfield Lutheran, IL) | IPTT Classic - Class A(IL), 2012-03-23(#6) |
| B-400 | 104 | 53.15 | Harrell, Johnathan (2014) (Aurora Christian, IL) | Aurora City Invitational(IL), 2012-03-02(#2) |
| B-400 | 104 | 53.15 | Holloway, Anthony (2012) (Manual, IL) | Charleston EIU Boys Invitational(IL), 2012-03-17(#5) |
| B-400 | 106 | 53.18 | Harris, Aaron (2014) (Fremd, IL) | Mid Suburban League Invitational(IL), 2012-03-17(#7) |
| B-400 | 107 | 53.21 | Hickey, Tyler (2012) (Geneva, IL) | Centennial Charger Invitational(IL), 2012-03-03(#5) |
| B-400 | 108 | 53.26 | Davis, Garrett (2012) (Crystal Lake Central, IL) | Byron Indoor Classic(IL), 2012-03-17(#2) |
| B-400 | 109 | 53.27 | Debolt, Andrew (Plano, IL) | Reed Custer Invitational #2(IL), 2012-03-16(#1) |
| B-400 | 110 | 53.28 | Castelan, Francisco (2014) (Addison Trail, IL) | WSC-Gold Boys Indoor(IL), 2012-03-17(#1) |
| B-400 | 111 | 53.29 | Collins, Antonio (Thornridge, IL) | Bolingbrook Fast Times Invitational(IL), 2012-03-24(#3) |
| B-400 | 112 | 53.30 | Dieudonne, Matt (Homewood-Flossmoor, IL) | Proviso East MW Classic(IL), 2012-03-24(#2) |
| B-400 | 112 | 53.30 | Medrano, Daniel (2013) (Brooks College Prep Academy, IL) | DeLaSalle Pre Conference Invite(IL), 2012-03-10(#1) |
| B-400 | 112 | 53.30 | Fisher, Evan (2012) (Oak Park-River Forest, IL) | Proviso W Quintangular #1(IL), 2012-02-03(#1) |
| B-400 | 115 | 53.32 | Sommer, Stirling (2012) (Prairie Central, IL) | ISU HS Invitational(IL), 2012-03-03(#6) |
| B-400 | 116 | 53.33 | Feeney, Jack (2014) (St. Charles North, IL) | Sterling First Chance Invitational(IL), 2012-03-10(#1) |
| B-400 | 116 | 53.33 | Henry, Craig (2013) (Brooks College Prep Academy, IL) | Ted Hayden Holiday Classic(IL), 2011-12-17(#7) |
| B-400 | 118 | 53.34 | Odeneal, Robbie (2014) (McNamara, IL) | Charleston EIU Boys Invitational(IL), 2012-03-17(#6) |
| B-400 | 119 | 53.36 | Newman, Dan (2013) (St. Charles East, IL) | Paul Bergeson Invitational(IL), 2012-03-10(#2) |
| B-400 | 119 | 53.36 | Nissen, Nick (2012) (Prairie Ridge, IL) | Byron Indoor Classic(IL), 2012-03-17(#3) |
| B-400 | 121 | 53.39 | Taylor, Seven (West Aurora, IL) | DuPage Valley Conf. Boys Indoor(IL), 2012-03-16(#6) |
| B-400 | 121 | 53.39 | Graham, (West Aurora, IL) | Coach DiDomenico Invitational(IL), 2012-03-09(#1) |
| B-400 | 123 | 53.41 | Horcher, Christian (2012) (Carmel Catholic, IL) | Lake Michigan Invitational(WI), 2012-03-17(#6) |
| B-400 | 124 | 53.48 | Magee, Christian (Normal Community West, IL) | Big 12 Boys Indoors(IL), 2012-03-13(#3) |
| B-400 | 125 | 53.52 | Roche, Matt (2013) (Moline, IL) | Silver Streak Invitational(IL), 2012-03-17(#5) |
| B-400 | 126 | 53.53 | Brown, Justin (Marion, IL) | SIU Boys Invitational(IL), 2012-03-03(#7) |
| B-400 | 127 | 53.54 | Skenandore, Dakoda (2012) (Oswego East, IL) | Gene Armer Invitational(IL), 2012-03-17(#5) |
| B-400 | 128 | 53.56 | Davis, Corey (Wheaton-Warrenville South, IL) | York Boys Invitational(IL), 2012-03-02(#7) |
| B-400 | 129 | 53.59 | Cox, Chas (2012) (St. Joseph-Ogden, IL) | SIU Boys Invitational(IL), 2012-03-03(#8) |
| B-400 | 130 | 53.60 | Fountain, Miles (2012) (Oak Park-River Forest, IL) | WSC-Silver Boys Indoor(IL), 2012-03-16(#7) |
| B-400 | 131 | 53.61 | Williams, Ahmad (2012) (Normal Community, IL) | Big 12 Boys Indoors(IL), 2012-03-13(#4) |
| B-400 | 131 | 53.61 | Askew, Jwauhn (2014) (East St. Louis-Senior, IL) | SIU Boys Invitational(IL), 2012-03-03(#9) |
| B-400 | 133 | 53.64 | Cluver, Kyle (2012) (Waubonsie Valley, IL) | Aurora City Invitational(IL), 2012-03-02(#3) |
| B-400 | 134 | 53.66 | Collins, Tusain (Proviso East, IL) | Proviso East MW Classic(IL), 2012-03-24(#3) |
| B-400 | 135 | 53.67 | Suss, Derick (2012) (Plainfield North, IL) | Centennial Charger Invitational(IL), 2012-03-03(#2) |
| B-400 | 135 | 53.67 | Hartz, Cornell (2013) (Sterling, IL) | NIB XII Indoor Conference(IL), 2012-03-17(#4) |
| B-400 | 137 | 53.68 | Simmons, Tarik (2014) (Crete-Monee, IL) | Gene Armer Invitational(IL), 2012-03-17(#6) |
| B-400 | 138 | 53.69 | Willies, Derrick (2013) (Rock Island, IL) | Quad Cities Indoor Invitational(IL), 2012-02-29(#3) |
| B-400 | 139 | 53.71 | Hyatt, Mike (2012) (Jefferson, IL) | NIC 10 Boys Indoor(IL), 2012-03-14(#1) |
| B-400 | 140 | 53.73 | Hood, Yusef (2012) (Kenwood Academy, IL) | USATF Saturday Special(IL), 2012-01-07(#6) |
| B-400 | 140 | 53.73 | Williams, Dion (2012) (Dunbar Vocational Academy, IL) | DeLaSalle Pre Conference Invite(IL), 2012-03-10(#2) |
| B-400 | 142 | 53.74 | Hunter, Derek (Mount Vernon, IL) | Charleston EIU Boys Invitational(IL), 2012-03-17(#8) |
| B-400 | 143 | 53.75 | Ridley, Lamadre (2013) (Belleville West, IL) | Charleston EIU Boys Invitational(IL), 2012-03-17(#9) |
| B-400 | 143 | 53.75 | Emmerson, Brent (2012) (Normal University, IL) | ISU HS Invitational(IL), 2012-03-03(#8) |
| B-400 | 145 | 53.76 | Weber, Michael (Sparta, IL) | Charleston EIU Boys Invitational(IL), 2012-03-17(#3) |
| B-400 | 145 | 53.76 | Miklosz, Dan (2013) (Lyons Township, IL) | Proviso West Invitational(IL), 2012-02-25(#8) |
| B-400 | 147 | 53.77 | Confer, Riggie (Seton Academy, IL) | ISU HS Invitational(IL), 2012-03-03(#9) |
| B-400 | 148 | 53.78 | Yoggerst, Zach (Riverton, IL) | Charleston EIU Boys Invitational(IL), 2012-03-17(#4) |
| B-400 | 148 | 53.78 | Gangichiodo, Joe (Hinsdale South, IL) | USATF Dorothy Dawson Invitational(IL), 2012-02-19(#6) |
| B-400 | 150 | 53.81 | Hollendonner, Ian (Carl Sandburg, IL) | Joliet West Invitational(IL), 2012-02-25(#1) |
| B-400 | 151 | 53.85 | Johnson, Devante (Springfield Southeast, IL) | Jacksonville AA/AAA Invitational(IL), 2012-03-02(#1) |
| B-400 | 151 | 53.85 | Delaney, Devonte (Glenbard West, IL) | WSC-Silver Boys Indoor(IL), 2012-03-16(#1) |
| B-400 | 153 | 53.88 | Whitcomb, Josh (2013) (Belvidere North, IL) | Byron Indoor Classic(IL), 2012-03-17(#4) |
| B-400 | 154 | 53.89 | Zeien, Logan (2014) (Belvidere North, IL) | NIC 10 Boys Indoor(IL), 2012-03-14(#2) |
| B-400 | 154 | 53.89 | Rock, (Mahomet-Seymour, IL) | Mahomet Seymour Boys Invitational(IL), 2012-03-08(#1) |
| B-400 | 154 | 53.89 | Johnson, Cole (2013) (St. Joseph-Ogden, IL) | Charleston EIU Boys Invitational(IL), 2012-03-17(#5) |
| B-400 | 154 | 53.89 | Baker, Kevin (2012) (East St. Louis-Senior, IL) | Proviso East MW Classic(IL), 2012-03-24(#5) |
| B-400 | 158 | 53.90 | Danner, Nick (2013) (Metamora, IL) | Westwood Invitational(IL), 2012-03-16(#1) |
| B-400 | 158 | 53.90 | Roels, Timothy (2014) (Geneva, IL) | Centennial Charger Invitational(IL), 2012-03-03(#4) |
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