| Event | Rank | Mark | By | Meet |
| B-4x100 | 1 | 41.70 | Boys Relay (Wheaton North, IL) (US#92) | IL 3A Glenbard North Boys Sectional(IL), 2013-05-17(#1) |
| B-4x100 | 2 | 41.95 | Boys Relay (Thornton Township, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#1) |
| B-4x100 | 3 | 41.99 | Boys Relay (Carl Sandburg, IL) | IL 3A Downers Grove North Boys Sectional(IL), 2013-05-17(#1) |
| | | National Elites above. State Elites below | | |
| B-4x100 | 4 | 42.09 | Boys Relay (Minooka Community, IL) | IL 3A Boys State Prelims(IL), 2013-05-24(#1) |
| B-4x100 | 5 | 42.12 | Boys Relay (Plainfield East, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#1) |
| B-4x100 | 6 | 42.17 | Boys Relay (Belleville West, IL) | Southwest Conference Boys(IL), 2013-05-08(#1) |
| B-4x100 | 7 | 42.19 | Boys Relay (Andrew, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#2) |
| B-4x100 | 8 | 42.20 | Boys Relay (Oak Park-River Forest, IL) | Jim Arnold Invitational(IL), 2013-04-27(#1) |
| B-4x100 | 9 | 42.21 | Boys Relay (Bloom Township, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#3) |
| B-4x100 | 10 | 42.23 | Boys Relay (Evanston Township, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#1) |
| B-4x100 | 11 | 42.32 | Boys Relay (Bremen, IL) | IL 2A Thornridge Boys Sectional(IL), 2013-05-16(#1) |
| B-4x100 | 12 | 42.36 | Boys Relay (Edwardsville, IL) | IL 3A Boys State Prelims(IL), 2013-05-24(#3) |
| B-4x100 | 13 | 42.43 | Boys Relay (Zion-Benton Twnshp, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#1) |
| B-4x100 | 14 | 42.47 | Boys Relay (Lake Park, IL) | Upstate Eight Conference Boys(IL), 2013-05-09(#1) |
| B-4x100 | 15 | 42.51 | Boys Relay (East St. Louis-Senior, IL) | St. Clair County Boys Championships(IL), 2013-04-30(#2) |
| B-4x100 | 15 | 42.51 | Boys Relay (Lincoln-Way East, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#4) |
| B-4x100 | 17 | 42.54 | Boys Relay (York Community, IL) | IL 3A Glenbard North Boys Sectional(IL), 2013-05-17(#2) |
| B-4x100 | 18 | 42.61 | Boys Relay (Lyons Township, IL) | IL 3A Lyons Township Boys Sectional(IL), 2013-05-17(#1) |
| B-4x100 | 19 | 42.66 | Boys Relay (St. Charles North, IL) | IL 3A Hoffman Estates Boys Sectional(IL), 2013-05-17(#1) |
| B-4x100 | 19 | 42.66 | Boys Relay (Neuqua Valley, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#3) |
| B-4x100 | 21 | 42.67 | Boys Relay (Lake Forest, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#2) |
| B-4x100 | 22 | 42.69 | Boys Relay (Grayslake Central, IL) | IL 2A Boys State Finals(IL), 2013-05-25(#2) |
| B-4x100 | 23 | 42.74 | Boys Relay (Huntley, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#1) |
| B-4x100 | 24 | 42.79 | Boys Relay (Rock Island, IL) | IL 3A Rock Island Boys Sectional(IL), 2013-05-17(#3) |
| B-4x100 | 25 | 42.80 | Boys Relay (Homewood-Flossmoor, IL) | LW West Warrior Invitational(IL), 2013-04-26(#1) |
| B-4x100 | 26 | 42.81 | Boys Relay (Bloomington, IL) | IL 2A Centennial Boys Sectional(IL), 2013-05-17(#1) |
| B-4x100 | 27 | 42.88 | Boys Relay (Crete-Monee, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#5) |
| B-4x100 | 27 | 42.88 | Boys Relay (Barrington, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#3) |
| B-4x100 | 29 | 42.91 | Boys Relay (Glenbard West, IL) | IL 3A Glenbard North Boys Sectional(IL), 2013-05-17(#4) |
| B-4x100 | 29 | 42.91 | Boys Relay (Thornton Fractional North, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#6) |
| B-4x100 | 31 | 42.92 | Boys Relay (Fremd, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#4) |
| B-4x100 | 32 | 42.93 | Boys Relay (Lockport Township , IL) | IL 3A Downers Grove North Boys Sectional(IL), 2013-05-17(#2) |
| B-4x100 | 33 | 42.99 | Boys Relay (Glenbrook South, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#2) |
| B-4x100 | 34 | 43.01 | Boys Relay (Plainfield South, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#4) |
| B-4x100 | 34 | 43.01 | Boys Relay (Schaumburg, IL) | IL 3A Hoffman Estates Boys Sectional(IL), 2013-05-17(#2) |
| B-4x100 | 36 | 43.10 | Boys Relay (Auburn, IL) | Jefferson Boys Triangular(IL), 2013-04-30(#1) |
| B-4x100 | 37 | 43.15 | Boys Relay (Grant Community, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#2) |
| B-4x100 | 38 | 43.20 | Boys Relay (DeKalb, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#4) |
| B-4x100 | 39 | 43.22 | Boys Relay (Grayslake North, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#5) |
| B-4x100 | 40 | 43.23 | Boys Relay (Waubonsie Valley, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#5) |
| B-4x100 | 41 | 43.24 | Boys Relay (Adlai E Stevenson, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#6) |
| B-4x100 | 42 | 43.28 | Boys Relay (Geneva, IL) | IL 3A Hoffman Estates Boys Sectional(IL), 2013-05-17(#3) |
| B-4x100 | 43 | 43.29 | Boys Relay (Bartlett, IL) | Upstate Eight Conference Boys(IL), 2013-05-09(#4) |
| B-4x100 | 44 | 43.32 | Boys Relay (Lane Technical, IL) | IL 3A St. Ignatius Boys Sectional(IL), 2013-05-16(#3) |
| B-4x100 | 45 | 43.38 | Boys Relay (Plainfield North, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#6) |
| B-4x100 | 46 | 43.41 | Boys Relay (O'Fallon, IL) | O'Fallon Relays(IL), 2013-03-29(#2) |
| B-4x100 | 47 | 43.43 | Boys Relay (West Aurora, IL) | DuPage Valley Conference Boys(IL), 2013-05-10(#2) |
| B-4x100 | 47 | 43.43 | Boys Relay (Bradley-Bourbonnais, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#9) |
| B-4x100 | 49 | 43.50 | Boys Relay (Romeoville, IL) | Terry Englund Relays(IL), 2013-04-20(#1) |
| B-4x100 | 50 | 43.52 | Boys Relay (Deerfield, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#3) |
| B-4x100 | 51 | 43.56 | Boys Relay (Oswego East, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#7) |
| B-4x100 | 51 | 43.56 | Boys Relay (New Trier Township, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#4) |
| B-4x100 | 53 | 43.60 | Boys Relay (Belleville East, IL) | St. Clair County Boys Championships(IL), 2013-04-30(#4) |
| B-4x100 | 53 | 43.60 | Boys Relay (Lakes, IL) | Wauconda Boys Triangular(IL), 2013-04-29(#1) |
| B-4x100 | 53 | 43.60 | Boys Relay (Jefferson, IL) | Jefferson Boys Triangular(IL), 2013-04-30(#2) |
| B-4x100 | 56 | 43.64 | Boys Relay (Oswego, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#8) |
| B-4x100 | 57 | 43.65 | Boys Relay (Notre Dame, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#5) |
| B-4x100 | 58 | 43.68 | Boys Relay (Springfield, IL) | Solon Lion Open(IL), 2013-04-09(#2) |
| B-4x100 | 58 | 43.68 | Boys Relay (Hinsdale South, IL) | WSC-Gold Conf Boys(IL), 2013-05-10(#1) |
| B-4x100 | 60 | 43.76 | Boys Relay (Harlem, IL) | Crystal Lake Central Boys Invitational(IL), 2013-04-26(#1) |
| B-4x100 | 61 | 43.77 | Boys Relay (South Elgin, IL) | Upstate Eight Conference Boys(IL), 2013-05-09(#6) |
| B-4x100 | 62 | 43.83 | Boys Relay (Naperville North, IL) | Mustang Classic(IL), 2013-04-26(#2) |
| B-4x100 | 63 | 43.85 | Boys Relay (Shepard, IL) | IL 3A Downers Grove North Boys Sectional(IL), 2013-05-17(#3) |
| B-4x100 | 63 | 43.85 | Boys Relay (Glenwood, IL) | IL 2A Lanphier Boys Sectional(IL), 2013-05-17(#3) |
| B-4x100 | 65 | 43.86 | Boys Relay (Batavia, IL) | Upstate Eight Conference Boys(IL), 2013-05-09(#7) |
| B-4x100 | 66 | 43.87 | Boys Relay (Normal Community West, IL) | IL 3A Rock Island Boys Sectional(IL), 2013-05-17(#5) |
| B-4x100 | 67 | 43.88 | Boys Relay (Lincoln-Way North, IL) | IL 3A Homewood Flossmoor Boys Sectional(IL), 2013-05-16(#10) |
| B-4x100 | 68 | 43.90 | Boys Relay (John Hersey, IL) | MSL-East Division Boys Championship(IL), 2013-04-24(#1) |
| B-4x100 | 68 | 43.90 | Boys Relay (Joliet West, IL) | IL 3A Joliet West Boys Sectional(IL), 2013-05-16(#9) |
| B-4x100 | 70 | 43.93 | Boys Relay (Argo Community, IL) | IL 3A Lyons Township Boys Sectional(IL), 2013-05-17(#4) |
| B-4x100 | 71 | 43.94 | Boys Relay (Normal Community, IL) | IL 3A Rock Island Boys Sectional(IL), 2013-05-17(#6) |
| B-4x100 | 72 | 44.00 | Boys Relay (Centennial, IL) | Gene Ward Invitational(IL), 2013-04-26(#4) |
| B-4x100 | 73 | 44.02 | Boys Relay (Downers Grove North, IL) | IL 3A Downers Grove North Boys Sectional(IL), 2013-05-17(#4) |
| B-4x100 | 74 | 44.03 | Boys Relay (Niles West, IL) | Jim Arnold Invitational(IL), 2013-04-27(#9) |
| B-4x100 | 75 | 44.04 | Boys Relay (Hononegah, IL) | NIC-10 Boys Conference(IL), 2013-05-10(#2) |
| B-4x100 | 76 | 44.07 | Boys Relay (Palatine, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#7) |
| B-4x100 | 77 | 44.09 | Boys Relay (Crystal Lake Central, IL) | Fox Valley Conf Boys Championships(IL), 2013-05-10(#4) |
| B-4x100 | 78 | 44.17 | Boys Relay (Naperville Central, IL) | DuPage County Meet(IL), 2013-05-03(#5) |
| B-4x100 | 78 | 44.17 | Boys Relay (Niles North, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#6) |
| B-4x100 | 80 | 44.18 | Boys Relay (Bolingbrook, IL) | Palatine Relays(IL), 2013-04-27(#3) |
| B-4x100 | 81 | 44.20 | Boys Relay (Conant, IL) | Conant Relays(IL), 2013-04-06(#2) |
| B-4x100 | 82 | 44.22 | Boys Relay (Willowbrook, IL) | WSC-Gold Conf Boys(IL), 2013-05-10(#2) |
| B-4x100 | 83 | 44.23 | Boys Relay (St. Charles East, IL) | Jim Arnold Invitational(IL), 2013-04-27(#11) |
| B-4x100 | 84 | 44.28 | Boys Relay (Maine West, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#7) |
| B-4x100 | 84 | 44.28 | Boys Relay (Warren Township, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#8) |
| B-4x100 | 86 | 44.30 | Boys Relay (Metea Valley, IL) | Valley Boys Triangular(IL), 2013-04-30(#3) |
| B-4x100 | 87 | 44.33 | Boys Relay (Wheaton-Warrenville South, IL) | IL 3A Glenbard North Boys Sectional(IL), 2013-05-17(#5) |
| B-4x100 | 88 | 44.35 | Boys Relay (Maine South, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#8) |
| B-4x100 | 89 | 44.39 | Boys Relay (Alton, IL) | Southwest Conference Boys(IL), 2013-05-08(#5) |
| B-4x100 | 90 | 44.40 | Boys Relay (H L Richards, IL) | Towner Hawk Classic(IL), 2013-04-04(#5) |
| B-4x100 | 90 | 44.40 | Boys Relay (Hinsdale Central, IL) | LW West Warrior Invitational(IL), 2013-04-26(#6) |
| B-4x100 | 92 | 44.43 | Boys Relay (Cary-Grove Community, IL) | IL 3A Huntley Boys Sectional(IL), 2013-05-17(#7) |
| B-4x100 | 93 | 44.48 | Boys Relay (Elk Grove, IL) | Mid Suburban League Boys Championships(IL), 2013-05-10(#4) |
| B-4x100 | 94 | 44.49 | Boys Relay (United Township, IL) | Sterling Night Relays(IL), 2013-04-26(#2) |
| B-4x100 | 95 | 44.50 | Boys Relay (Galesburg, IL) | Sterling Night Relays(IL), 2013-04-26(#3) |
| B-4x100 | 96 | 44.59 | Boys Relay (Prospect, IL) | IL 3A Niles West Boys Sectional(IL), 2013-05-16(#9) |
| B-4x100 | 97 | 44.60 | Boys Relay (Larkin, IL) | Highland Park Twilight Invitational(IL), 2013-04-19(#1) |
| B-4x100 | 97 | 44.60 | Boys Relay (Highland Park, IL) | Spartan Relays(IL), 2013-04-26(#7) |
| B-4x100 | 99 | 44.67 | Boys Relay (Pekin Community, IL) | Metamora Co-Ed Invitational(IL), 2013-04-06(#2) |
| B-4x100 | 100 | 44.70 | Boys Relay (Crystal Lake South, IL) | Fox Valley Conf Boys Championships(IL), 2013-05-10(#5) |
| B-4x100 | 101 | 44.76 | Boys Relay (Whitney Young, IL) | IL 3A St. Ignatius Boys Sectional(IL), 2013-05-16(#5) |
| B-4x100 | 102 | 44.79 | Boys Relay (Brother Rice, IL) | Pete Struck Eagle Classic(IL), 2013-04-25(#7) |
| B-4x100 | 103 | 44.83 | Boys Relay (Buffalo Grove, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#10) |
| B-4x100 | 104 | 44.84 | Boys Relay (Thornwood, IL) | Red Ribbon Invitational(IL), 2013-04-27(#7) |
| B-4x100 | 105 | 44.89 | Boys Relay (Dundee-Crown, IL) | VanDeveer Co-Ed Invitational(IL), 2013-04-13(#4) |
| B-4x100 | 106 | 44.90 | Boys Relay (Glenbard North, IL) | IL 3A Glenbard North Boys Sectional(IL), 2013-05-17(#7) |
| B-4x100 | 107 | 44.95 | Boys Relay (Wheeling, IL) | IL 3A Buffalo Grove Boys Sectional(IL), 2013-05-16(#11) |
| B-4x100 | 108 | 44.97 | Boys Relay (Moline, IL) | IL 3A Rock Island Boys Sectional(IL), 2013-05-17(#10) |
| B-4x100 | 109 | 45.00 | Boys Relay (Eisenhower , IL) | Terry Englund Relays(IL), 2013-04-20(#6) |
| B-4x100 | 109 | 45.00 | Boys Relay (Leyden , IL) | Gary Johnson Bulldog Relays(IL), 2013-04-06(#2) |
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