| Event | Rank | Mark | By | Meet |
| B-4x100 | 1 | 41.67 | Boys Relay (Edwardsville, IL) (US#87) | IL 3A Belleville West Sectional(IL), 2012-05-18(#1) |
| B-4x100 | 1 | 41.67 | Boys Relay (Jacksonville, IL) (US#87) | IL Boys State Finals(IL), 2012-05-26(#1) |
| B-4x100 | 3 | 41.77 | Boys Relay (Dunbar Vocational Academy, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#1) |
| B-4x100 | 4 | 41.79 | Boys Relay (Belleville West, IL) | IL 3A Belleville West Sectional(IL), 2012-05-18(#2) |
| B-4x100 | 5 | 41.85 | Boys Relay (Oak Park-River Forest, IL) | WSC-Silver Boys Conference(IL), 2012-05-11(#1) |
| B-4x100 | 6 | 41.89 | Boys Relay (Thornton Township, IL) | IL 3A Homewood-Flossmoor Sectional(IL), 2012-05-17(#1) |
| B-4x100 | 7 | 41.97 | Boys Relay (East St. Louis-Senior, IL) | Belleville West Invitational(IL), 2012-04-06(#1) |
| | | National Elites above. State Elites below | | |
| B-4x100 | 8 | 42.06 | Boys Relay (Thornton Fractional North, IL) | IL 3A Homewood-Flossmoor Sectional(IL), 2012-05-17(#2) |
| B-4x100 | 8 | 42.06 | Boys Relay (Joliet West, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#3) |
| B-4x100 | 10 | 42.09 | Boys Relay (Springfield, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#4) |
| B-4x100 | 11 | 42.12 | Boys Relay (Richwoods, IL) | IL 3A Belleville West Sectional(IL), 2012-05-18(#3) |
| B-4x100 | 12 | 42.13 | Boys Relay (Wheaton North, IL) | DuPage County Meet(IL), 2012-05-04(#1) |
| B-4x100 | 12 | 42.13 | Boys Relay (Rock Island, IL) | Western Big 6 Boys Conference(IL), 2012-05-10(#1) |
| B-4x100 | 14 | 42.20 | Boys Relay (Lake Park, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#5) |
| B-4x100 | 15 | 42.22 | Boys Relay (Plainfield North, IL) | IL 3A Naperville North Sectional(IL), 2012-05-17(#1) |
| B-4x100 | 16 | 42.23 | Boys Relay (Downers Grove South, IL) | IL 3A Lockport Sectional(IL), 2012-05-17(#1) |
| B-4x100 | 17 | 42.28 | Boys Relay (Bremen, IL) | IL Boys State Finals(IL), 2012-05-26(#2) |
| B-4x100 | 18 | 42.30 | Boys Relay (Thornwood, IL) | IL 3A Homewood-Flossmoor Sectional(IL), 2012-05-17(#3) |
| B-4x100 | 19 | 42.33 | Boys Relay (Evanston Township, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#10) |
| B-4x100 | 20 | 42.41 | Boys Relay (Downers Grove North, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#13) |
| B-4x100 | 21 | 42.43 | Boys Relay (South Elgin, IL) | IL 3A St. Charles North Sectional(IL), 2012-05-18(#1) |
| B-4x100 | 22 | 42.44 | Boys Relay (Hillcrest, IL) | IL 2A Lincoln-Way West Sectional(IL), 2012-05-17(#2) |
| B-4x100 | 23 | 42.46 | Boys Relay (Kaneland , IL) | IL 2A Boys State Prelims(IL), 2012-05-25(#5) |
| B-4x100 | 23 | 42.46 | Boys Relay (MacArthur, IL) | IL 2A Boys State Prelims(IL), 2012-05-25(#2) |
| B-4x100 | 25 | 42.47 | Boys Relay (Pekin Community, IL) | IL 3A Belleville West Sectional(IL), 2012-05-18(#6) |
| B-4x100 | 26 | 42.48 | Boys Relay (Leo Catholic, IL) | Chicago Catholic League Championships(IL), 2012-05-12(#1) |
| B-4x100 | 26 | 42.48 | Boys Relay (Bloom Township, IL) | IL 3A Homewood-Flossmoor Sectional(IL), 2012-05-17(#4) |
| B-4x100 | 28 | 42.54 | Boys Relay (Glenbard South, IL) | IL 2A Lisle Sectional(IL), 2012-05-18(#1) |
| B-4x100 | 29 | 42.59 | Boys Relay (Plainfield South, IL) | IL 3A Naperville North Sectional(IL), 2012-05-17(#3) |
| B-4x100 | 29 | 42.59 | Boys Relay (Crete-Monee, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#17) |
| B-4x100 | 31 | 42.65 | Boys Relay (Walther Christian, IL) | IL Boys State Finals(IL), 2012-05-26(#4) |
| B-4x100 | 31 | 42.65 | Boys Relay (Neuqua Valley, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#19) |
| B-4x100 | 33 | 42.66 | Boys Relay (Joliet Central, IL) | IL 3A Naperville North Sectional(IL), 2012-05-17(#4) |
| B-4x100 | 33 | 42.66 | Boys Relay (Bartlett, IL) | IL 3A St. Charles North Sectional(IL), 2012-05-18(#2) |
| B-4x100 | 35 | 42.67 | Boys Relay (Streamwood, IL) | Kane County Meet(IL), 2012-05-04(#1) |
| B-4x100 | 35 | 42.67 | Boys Relay (Hinsdale South, IL) | WSC-Gold Boys Conference(IL), 2012-05-11(#2) |
| B-4x100 | 35 | 42.67 | Boys Relay (Waubonsie Valley, IL) | IL 3A Naperville North Sectional(IL), 2012-05-17(#5) |
| B-4x100 | 38 | 42.69 | Boys Relay (Elgin, IL) | IL 3A St. Charles North Sectional(IL), 2012-05-18(#3) |
| B-4x100 | 39 | 42.70 | Boys Relay (North Lawndale Charter, IL) | North Lawndale College Prep Relays(IL), 2012-04-14(#1) |
| B-4x100 | 40 | 42.72 | Boys Relay (Marian Catholic, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#20) |
| B-4x100 | 40 | 42.72 | Boys Relay (Fenger Academy, IL) | IL 2A Robeson Sectional(IL), 2012-05-18(#1) |
| B-4x100 | 42 | 42.77 | Boys Relay (Providence Catholic, IL) | IL 2A Lincoln-Way West Sectional(IL), 2012-05-17(#3) |
| B-4x100 | 43 | 42.80 | Boys Relay (Glenbard West, IL) | IL 3A Whtn-Wrnvl South Sectional(IL), 2012-05-18(#3) |
| B-4x100 | 44 | 42.81 | Boys Relay (Belleville East, IL) | IL 3A Belleville West Sectional(IL), 2012-05-18(#8) |
| B-4x100 | 45 | 42.82 | Boys Relay (Crystal Lake South, IL) | Fox Valley Conf Boys Championships(IL), 2012-05-11(#1) |
| B-4x100 | 45 | 42.82 | Boys Relay (Cahokia, IL) | IL 2A Mascoutah Sectional(IL), 2012-05-18(#1) |
| B-4x100 | 47 | 42.87 | Boys Relay (Peoria Christian, IL) | IL 1A Lewistown Sectional(IL), 2012-05-18(#1) |
| B-4x100 | 48 | 42.89 | Boys Relay (Prospect, IL) | Mid Suburban League Boys Championships(IL), 2012-05-11(#1) |
| B-4x100 | 49 | 42.90 | Boys Relay (Lena-Winslow, IL) | IL 1A Winnebago Sectional(IL), 2012-05-18(#1) |
| B-4x100 | 50 | 42.93 | Boys Relay (Glenbard North, IL) | DupageValley Conference Boys Championship(IL), 2012-05-11(#2) |
| B-4x100 | 51 | 42.94 | Boys Relay (Metea Valley, IL) | IL 3A St. Charles North Sectional(IL), 2012-05-18(#4) |
| B-4x100 | 51 | 42.94 | Boys Relay (Pleasant Plains, IL) | IL 1A Lewistown Sectional(IL), 2012-05-18(#2) |
| B-4x100 | 53 | 42.96 | Boys Relay (H L Richards, IL) | IL 3A Lockport Sectional(IL), 2012-05-17(#3) |
| B-4x100 | 54 | 42.99 | Boys Relay (Newton, IL) | IL Boys State Finals(IL), 2012-05-26(#2) |
| B-4x100 | 55 | 43.03 | Boys Relay (United Township, IL) | IL 3A Belleville West Sectional(IL), 2012-05-18(#9) |
| B-4x100 | 55 | 43.03 | Boys Relay (Carl Sandburg, IL) | IL 3A Lockport Sectional(IL), 2012-05-17(#4) |
| B-4x100 | 57 | 43.04 | Boys Relay (Collinsville, IL) | Collinsville Invitational(IL), 2012-05-05(#4) |
| B-4x100 | 57 | 43.04 | Boys Relay (St. Rita, IL) | IL 2A Robeson Sectional(IL), 2012-05-18(#2) |
| B-4x100 | 59 | 43.06 | Boys Relay (Grayslake North, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#24) |
| B-4x100 | 60 | 43.08 | Boys Relay (St. Charles North, IL) | IL 3A St. Charles North Sectional(IL), 2012-05-18(#5) |
| B-4x100 | 61 | 43.10 | Boys Relay (Simeon Career Academy, IL) | North Lawndale College Prep Relays(IL), 2012-04-14(#3) |
| B-4x100 | 61 | 43.10 | Boys Relay (Niles West, IL) | CSL-South Boys Championship(IL), 2012-05-11(#2) |
| B-4x100 | 63 | 43.13 | Boys Relay (Charleston, IL) | IL 2A Boys State Prelims(IL), 2012-05-25(#12) |
| B-4x100 | 64 | 43.14 | Boys Relay (Glenbard East, IL) | DupageValley Conference Boys Championship(IL), 2012-05-11(#3) |
| B-4x100 | 65 | 43.18 | Boys Relay (West Aurora, IL) | IL 3A Naperville North Sectional(IL), 2012-05-17(#7) |
| B-4x100 | 66 | 43.20 | Boys Relay (Triad, IL) | O'Fallon Relays(IL), 2012-03-30(#3) |
| B-4x100 | 66 | 43.20 | Boys Relay (Erie-Prophetstown, IL) | IL Boys State Finals(IL), 2012-05-26(#3) |
| B-4x100 | 66 | 43.20 | Boys Relay (Mattoon, IL) | Big 12 Boys Conference (IL), 2012-05-11(#2) |
| B-4x100 | 66 | 43.20 | Boys Relay (Eisenhower , IL) | South Suburban Red Boys Conference(IL), 2012-05-10(#1) |
| B-4x100 | 66 | 43.20 | Boys Relay (Montini Catholic, IL) | IL 2A Lisle Sectional(IL), 2012-05-18(#3) |
| B-4x100 | 71 | 43.21 | Boys Relay (Lyons Township, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#26) |
| B-4x100 | 72 | 43.23 | Boys Relay (Zion-Benton Twnshp, IL) | IL 3A Fremd Sectional(IL), 2012-05-18(#2) |
| B-4x100 | 73 | 43.26 | Boys Relay (Murphysboro, IL) | IL 2A Mascoutah Sectional(IL), 2012-05-18(#2) |
| B-4x100 | 73 | 43.26 | Boys Relay (Rockford Lutheran, IL) | IL Boys State Finals(IL), 2012-05-26(#4) |
| B-4x100 | 75 | 43.28 | Boys Relay (Minooka Community, IL) | IL 3A Naperville North Sectional(IL), 2012-05-17(#8) |
| B-4x100 | 75 | 43.28 | Boys Relay (Auburn, IL) | IL 3A Boys State Prelims(IL), 2012-05-25(#28) |
| B-4x100 | 77 | 43.30 | Boys Relay (Fremd, IL) | IL 3A Fremd Sectional(IL), 2012-05-18(#3) |
| B-4x100 | 78 | 43.34 | Boys Relay (Momence, IL) | IL 1A State Prelims(IL), 2012-05-24(#6) |
| B-4x100 | 79 | 43.36 | Boys Relay (Harlem, IL) | NIC-10 Boys Conference(IL), 2012-05-11(#1) |
| B-4x100 | 80 | 43.37 | Boys Relay (Plainfield East, IL) | Suburban Prairie Boys Conference(IL), 2012-05-10(#3) |
| B-4x100 | 81 | 43.38 | Boys Relay (Jefferson, IL) | NIC-10 Boys Conference(IL), 2012-05-11(#2) |
| B-4x100 | 82 | 43.40 | Boys Relay (Morgan Park, IL) | North Lawndale College Prep Relays(IL), 2012-04-14(#4) |
| B-4x100 | 82 | 43.40 | Boys Relay (Phillips Academy, IL) | North Lawndale College Prep Relays(IL), 2012-04-14(#4) |
| B-4x100 | 82 | 43.40 | Boys Relay (Lockport Township , IL) | Homewood-Flossmoor Boys Invitational(IL), 2012-04-14(#3) |
| B-4x100 | 82 | 43.40 | Boys Relay (Madison, IL) | Madison County Meet(IL), 2012-04-24(#3) |
| B-4x100 | 82 | 43.40 | Boys Relay (Oswego East, IL) | Suburban Prairie Boys Conference(IL), 2012-05-10(#4) |
| B-4x100 | 87 | 43.42 | Boys Relay (Schaumburg, IL) | IL 3A St. Charles North Sectional(IL), 2012-05-18(#6) |
| B-4x100 | 87 | 43.42 | Boys Relay (Oregon, IL) | IL 1A State Prelims(IL), 2012-05-24(#7) |
| B-4x100 | 89 | 43.44 | Boys Relay (Adlai E Stevenson, IL) | North Suburban Conference Boys Championship(IL), 2012-05-10(#1) |
| B-4x100 | 89 | 43.44 | Boys Relay (York Community, IL) | WSC-Silver Boys Conference(IL), 2012-05-11(#4) |
| B-4x100 | 89 | 43.44 | Boys Relay (Brooks College Prep Academy, IL) | IL 2A Robeson Sectional(IL), 2012-05-18(#3) |
| B-4x100 | 92 | 43.45 | Boys Relay (De La Salle Institute, IL) | IL 2A Marshall Sectional(IL), 2012-05-17(#1) |
| B-4x100 | 93 | 43.46 | Boys Relay (Warren Township, IL) | IL 3A Fremd Sectional(IL), 2012-05-18(#4) |
| B-4x100 | 94 | 43.47 | Boys Relay (Rich South, IL) | IL 2A Lincoln-Way West Sectional(IL), 2012-05-17(#4) |
| B-4x100 | 95 | 43.49 | Boys Relay (Rich East , IL) | IL 2A Lincoln-Way West Sectional(IL), 2012-05-17(#5) |
| B-4x100 | 96 | 43.50 | Boys Relay (Lane Technical, IL) | Lane Tech Boys Quad(IL), 2012-04-12(#1) |
| B-4x100 | 96 | 43.50 | Boys Relay (Rockford East, IL) | Red & Black Invitational(IL), 2012-05-04(#1) |
| B-4x100 | 96 | 43.50 | Boys Relay (Shepard, IL) | South Suburban Red Boys Conference(IL), 2012-05-10(#2) |
| B-4x100 | 96 | 43.50 | Boys Relay (Glenbrook South, IL) | CSL-South Boys Championship(IL), 2012-05-11(#3) |
| B-4x100 | 96 | 43.50 | Boys Relay (Harrisburg, IL) | IL 2A Mascoutah Sectional(IL), 2012-05-18(#4) |
| B-4x100 | 96 | 43.50 | Boys Relay (Leyden , IL) | IL 3A Whtn-Wrnvl South Sectional(IL), 2012-05-18(#5) |
| B-4x100 | 96 | 43.50 | Boys Relay (Payton College Preparatory, IL) | IL 3A St. Ignatius Sectional(IL), 2012-05-17(#3) |
| B-4x100 | 103 | 43.53 | Boys Relay (Springfield Southeast, IL) | IL 2A Jacksonville Sectional(IL), 2012-05-18(#2) |
| B-4x100 | 103 | 43.53 | Boys Relay (Deerfield, IL) | IL 3A Loyola Sectional(IL), 2012-05-17(#4) |
| B-4x100 | 105 | 43.54 | Boys Relay (Mahomet-Seymour, IL) | IL 2A Mahomet-Seymour Sectional(IL), 2012-05-17(#3) |
| B-4x100 | 106 | 43.55 | Boys Relay (Morton, IL) | IL 2A Dunlap Sectional(IL), 2012-05-18(#1) |
| B-4x100 | 107 | 43.57 | Boys Relay (Monmouth-Roseville, IL) | BPCAWP Boys Spartan Invitational(IL), 2012-05-14(#1) |
| B-4x100 | 107 | 43.57 | Boys Relay (Centralia, IL) | IL 2A Mascoutah Sectional(IL), 2012-05-18(#5) |
| B-4x100 | 109 | 43.58 | Boys Relay (Tuscola, IL) | IL 1A State Prelims(IL), 2012-05-24(#8) |
| B-4x100 | 110 | 43.61 | Boys Relay (Metamora, IL) | IL 2A Dunlap Sectional(IL), 2012-05-18(#2) |
| B-4x100 | 111 | 43.62 | Boys Relay (Tolono Unity, IL) | Okaw Valley Boys Conference(IL), 2012-05-07(#1) |
| B-4x100 | 112 | 43.63 | Boys Relay (Jersey Comm, IL) | Jokisch-Grandone Invitational(IL), 2012-04-28(#1) |
| B-4x100 | 112 | 43.63 | Boys Relay (Robeson, IL) | IL 2A Robeson Sectional(IL), 2012-05-18(#4) |
| B-4x100 | 112 | 43.63 | Boys Relay (Grayslake Central, IL) | IL 2A Richmond-Burton Sectional (IL), 2012-05-18(#1) |
| B-4x100 | 115 | 43.64 | Boys Relay (Huntley, IL) | IL 3A Hononegah Sectional(IL), 2012-05-17(#3) |
| B-4x100 | 116 | 43.65 | Boys Relay (Woodstock, IL) | IL 2A Richmond-Burton Sectional (IL), 2012-05-18(#2) |
| B-4x100 | 117 | 43.67 | Boys Relay (Wheeling, IL) | Mid Suburban League Boys Championships(IL), 2012-05-11(#3) |
| B-4x100 | 118 | 43.68 | Boys Relay (Eureka, IL) | Corn Belt Conference(IL), 2012-05-04(#1) |
| B-4x100 | 118 | 43.68 | Boys Relay (J Sterling Morton, IL) | WSC-Gold Boys Conference(IL), 2012-05-11(#3) |
| B-4x100 | 120 | 43.69 | Boys Relay (Hales Franciscan, IL) | IL 1A State Prelims(IL), 2012-05-24(#10) |
| B-4x100 | 121 | 43.70 | Boys Relay (O'Fallon, IL) | O'Fallon Relays(IL), 2012-03-30(#4) |
| B-4x100 | 121 | 43.70 | Boys Relay (Normal Community, IL) | Bloomington Relays(IL), 2012-05-03(#2) |
| B-4x100 | 123 | 43.71 | Boys Relay (Timothy Christian, IL) | Carlin Nalley Invitational(IL), 2012-05-05(#2) |
| B-4x100 | 124 | 43.74 | Boys Relay (Mt. Carmel, IL) | IL 3A St. Ignatius Sectional(IL), 2012-05-17(#4) |
| B-4x100 | 124 | 43.74 | Boys Relay (Loyola Academy, IL) | Chicago Catholic League Championships(IL), 2012-05-12(#5) |
| B-4x100 | 126 | 43.76 | Boys Relay (Cary-Grove Community, IL) | IL 3A Hononegah Sectional(IL), 2012-05-17(#4) |
| B-4x100 | 126 | 43.76 | Boys Relay (Hononegah, IL) | IL 3A Hononegah Sectional(IL), 2012-05-17(#5) |
| B-4x100 | 128 | 43.77 | Boys Relay (Homewood-Flossmoor, IL) | Homewood-Flossmoor Boys Invitational(IL), 2012-04-14(#4) |
| B-4x100 | 129 | 43.78 | Boys Relay (Lanphier, IL) | Springfield Boys City Meet(IL), 2012-05-01(#2) |
| B-4x100 | 129 | 43.78 | Boys Relay (Naperville Central, IL) | IL 3A Naperville North Sectional(IL), 2012-05-17(#11) |
| B-4x100 | 129 | 43.78 | Boys Relay (Lake Forest, IL) | IL 3A Fremd Sectional(IL), 2012-05-18(#5) |
| B-4x100 | 129 | 43.78 | Boys Relay (Carthage Illini West, IL) | IL 1A Rushville Sectional(IL), 2012-05-18(#1) |
| B-4x100 | 133 | 43.81 | Boys Relay (East Alton-Wood River, IL) | IL 2A Jacksonville Sectional(IL), 2012-05-18(#5) |
| B-4x100 | 134 | 43.82 | Boys Relay (Naperville North, IL) | Gus Scott Invitational(IL), 2012-04-13(#2) |
| B-4x100 | 134 | 43.82 | Boys Relay (Mooseheart, IL) | IL 1A State Prelims(IL), 2012-05-24(#13) |
| B-4x100 | 136 | 43.85 | Boys Relay (Kenwood Academy, IL) | CPS Boys City Prelims(IL), 2012-05-02(#4) |
| B-4x100 | 137 | 43.87 | Boys Relay (Aurora Central Catholic, IL) | IL 2A Ottawa Sectional(IL), 2012-05-18(#1) |
| B-4x100 | 138 | 43.88 | Boys Relay (Burlington Central, IL) | IL 2A Rochelle Sectional(IL), 2012-05-17(#2) |
| B-4x100 | 139 | 43.89 | Boys Relay (Pontiac, IL) | IL 2A Boys State Prelims(IL), 2012-05-25(#23) |
| B-4x100 | 140 | 43.90 | Boys Relay (Carmel Catholic, IL) | Bears Invitational(IL), 2012-04-20(#1) |
| B-4x100 | 140 | 43.90 | Boys Relay (Oswego, IL) | Oswego Boys Invitational(IL), 2012-04-27(#1) |
| B-4x100 | 142 | 43.91 | Boys Relay (Proviso West, IL) | WSC-Silver Boys Conference(IL), 2012-05-11(#5) |
| B-4x100 | 142 | 43.91 | Boys Relay (Glenwood, IL) | Capital Area Classic(IL), 2012-05-14(#3) |
| B-4x100 | 142 | 43.91 | Boys Relay (Andrew, IL) | IL 3A Homewood-Flossmoor Sectional(IL), 2012-05-17(#8) |
| B-4x100 | 145 | 43.92 | Boys Relay (Illinois School For The Deaf, IL) | IL 1A Rushville Sectional(IL), 2012-05-18(#2) |
| B-4x100 | 146 | 43.94 | Boys Relay (Hinsdale Central, IL) | WSC-Silver Boys Conference(IL), 2012-05-11(#6) |
| B-4x100 | 147 | 43.95 | Boys Relay (Wheaton-Warrenville South, IL) | DuPage County Meet(IL), 2012-05-04(#9) |
| B-4x100 | 147 | 43.95 | Boys Relay (Alleman, IL) | Western Big 6 Boys Conference(IL), 2012-05-10(#3) |
| B-4x100 | 149 | 43.96 | Boys Relay (Bradley-Bourbonnais, IL) | IL 3A Homewood-Flossmoor Sectional(IL), 2012-05-17(#9) |
| B-4x100 | 150 | 43.97 | Boys Relay (McNamara, IL) | Herscher Invitational(IL), 2012-04-27(#1) |
| B-4x100 | 150 | 43.97 | Boys Relay (Champaign Central, IL) | IL 2A Mahomet-Seymour Sectional(IL), 2012-05-17(#4) |
| B-4x100 | 152 | 43.99 | Boys Relay (Tolono Unity, IL) | IL 1A Monticello Boys Sectional(IL), 2012-05-18(#1) |
| B-4x100 | 153 | 44.00 | Boys Relay (Bolingbrook, IL) | Blue Smoke Invitational(IL), 2012-04-07(#3) |
| B-4x100 | 153 | 44.00 | Boys Relay (Crystal Lake Central, IL) | BATE Invitational(IL), 2012-04-14(#1) |
| B-4x100 | 153 | 44.00 | Boys Relay (Conant, IL) | Schaumburg Boys Triangular(IL), 2012-04-03(#2) |
| B-4x100 | 153 | 44.00 | Boys Relay (Manual, IL) | IL 2A Dunlap Sectional(IL), 2012-05-18(#3) |
| B-4x100 | 153 | 44.00 | Boys Relay (Rochelle, IL) | IL 2A Rochelle Sectional(IL), 2012-05-17(#3) |
| B-4x100 | 158 | 44.01 | Boys Relay (Boylan Catholic, IL) | IL 2A Rochelle Sectional(IL), 2012-05-17(#4) |
| B-4x100 | 158 | 44.01 | Boys Relay (Sterling Newman, IL) | IL 1A Erie Boys Sectional(IL), 2012-05-18(#3) |
| B-4x100 | 160 | 44.02 | Boys Relay (Winnebago, IL) | IL 1A Winnebago Sectional(IL), 2012-05-18(#4) |
| B-4x100 | 161 | 44.07 | Boys Relay (Harry D Jacobs, IL) | Johnson Bulldog Relays(IL), 2012-04-07(#3) |
| B-4x100 | 162 | 44.10 | Boys Relay (Bloomington, IL) | Bloomington Relays(IL), 2012-05-03(#3) |
| B-4x100 | 163 | 44.11 | Boys Relay (Geneva, IL) | Upstate Eight Boys River Division(IL), 2012-05-10(#4) |
| B-4x100 | 163 | 44.11 | Boys Relay (Monticello, IL) | IL 1A Monticello Boys Sectional(IL), 2012-05-18(#2) |
| B-4x100 | 165 | 44.12 | Boys Relay (Batavia, IL) | Upstate Eight Boys River Division(IL), 2012-05-10(#5) |
| B-4x100 | 166 | 44.13 | Boys Relay (Belvidere North, IL) | NIC-10 Boys Conference(IL), 2012-05-11(#6) |
| B-4x100 | 166 | 44.13 | Boys Relay (Galesburg, IL) | Western Big 6 Boys Conference(IL), 2012-05-10(#4) |
| B-4x100 | 166 | 44.13 | Boys Relay (Alton, IL) | IL 3A Belleville West Sectional(IL), 2012-05-18(#10) |
| B-4x100 | 166 | 44.13 | Boys Relay (Rushville-Industry, IL) | IL 1A Rushville Sectional(IL), 2012-05-18(#3) |
| B-4x100 | 170 | 44.14 | Boys Relay (Barrington, IL) | IL 3A Fremd Sectional(IL), 2012-05-18(#8) |
| B-4x100 | 171 | 44.15 | Boys Relay (Macomb, IL) | IL 2A Dunlap Sectional(IL), 2012-05-18(#4) |
| B-4x100 | 172 | 44.16 | Boys Relay (Brother Rice, IL) | Chicago Catholic League Championships(IL), 2012-05-12(#6) |
| B-4x100 | 173 | 44.17 | Boys Relay (Peoria, IL) | IL 2A Dunlap Sectional(IL), 2012-05-18(#5) |
| B-4x100 | 174 | 44.18 | Boys Relay (Prairie Central, IL) | IL 2A Ottawa Sectional(IL), 2012-05-18(#4) |
| B-4x100 | 175 | 44.19 | Boys Relay (Olympia, IL) | IL 2A Dunlap Sectional(IL), 2012-05-18(#6) |
| B-4x100 | 176 | 44.20 | Boys Relay (Dundee-Crown, IL) | Fox Valley Conf Boys Championships(IL), 2012-05-11(#6) |
| B-4x100 | 176 | 44.20 | Boys Relay (Niles North, IL) | CSL - North Boys Championship(IL), 2012-05-11(#1) |
| B-4x100 | 178 | 44.23 | Boys Relay (Rock Falls Township, IL) | IL 2A Rochelle Sectional(IL), 2012-05-17(#6) |
| B-4x100 | 178 | 44.23 | Boys Relay (Princeville, IL) | IL 1A State Prelims(IL), 2012-05-24(#17) |
| B-4x100 | 180 | 44.25 | Boys Relay (Centennial, IL) | Harold Jester Earlybird Invitational(IL), 2012-04-07(#3) |
| B-4x100 | 181 | 44.26 | Boys Relay (Dixon, IL) | Johnson Bulldog Relays(IL), 2012-04-07(#4) |
| B-4x100 | 182 | 44.28 | Boys Relay (Kelvyn Park, IL) | IL 2A Marshall Sectional(IL), 2012-05-17(#2) |
| B-4x100 | 183 | 44.30 | Boys Relay (Maine South, IL) | Ron Gummerson Classic(IL), 2012-05-04(#6) |
| B-4x100 | 183 | 44.30 | Boys Relay (Waukegan , IL) | CSL-South Boys Championship(IL), 2012-05-11(#4) |
| B-4x100 | 185 | 44.32 | Boys Relay (Chicago Christian, IL) | Chicago Christian Invitational(IL), 2012-04-27(#2) |
| B-4x100 | 186 | 44.33 | Boys Relay (Illinois Valley Central, IL) | IL 2A Dunlap Sectional(IL), 2012-05-18(#7) |
| B-4x100 | 187 | 44.34 | Boys Relay (Perspectives Charter, IL) | CPS South Relays(IL), 2012-04-07(#3) |
| B-4x100 | 187 | 44.34 | Boys Relay (Normal University, IL) | IL 2A Dunlap Sectional(IL), 2012-05-18(#8) |
| B-4x100 | 189 | 44.35 | Boys Relay (Dunlap, IL) | IL 2A Dunlap Sectional(IL), 2012-05-18(#9) |
| B-4x100 | 190 | 44.38 | Boys Relay (Kankakee, IL) | IL 2A Lincoln-Way West Sectional(IL), 2012-05-17(#6) |
| B-4x100 | 191 | 44.39 | Boys Relay (Notre Dame, IL) | IL 3A Loyola Sectional(IL), 2012-05-17(#5) |
| B-4x100 | 192 | 44.40 | Boys Relay (Grant Community, IL) | Patriot Relays(IL), 2012-04-12(#2) |
| B-4x100 | 192 | 44.40 | Boys Relay (Westinghouse Career Academy, IL) | North Lawndale College Prep Relays(IL), 2012-04-14(#7) |
| B-4x100 | 194 | 44.42 | Boys Relay (Lincoln-Way East, IL) | IL 3A Homewood-Flossmoor Sectional(IL), 2012-05-17(#10) |
| B-4x100 | 195 | 44.43 | Boys Relay (Palatine, IL) | IL 3A Fremd Sectional(IL), 2012-05-18(#9) |
| B-4x100 | 196 | 44.44 | Boys Relay (New Trier Township, IL) | IL 3A Loyola Sectional(IL), 2012-05-17(#6) |
| B-4x100 | 196 | 44.44 | Boys Relay (Williamsville, IL) | IL 1A Lewistown Sectional(IL), 2012-05-18(#3) |
| B-4x100 | 198 | 44.47 | Boys Relay (Mount Vernon, IL) | IL 2A Mascoutah Sectional(IL), 2012-05-18(#6) |
| B-4x100 | 199 | 44.48 | Boys Relay (Normal Community West, IL) | Lanphier Invitational(IL), 2012-04-21(#5) |
| B-4x100 | 199 | 44.48 | Boys Relay (Riverton, IL) | IL 2A Dunlap Sectional(IL), 2012-05-18(#10) |
| B-4x100 | 199 | 44.48 | Boys Relay (Warrensburg-Latham, IL) | IL 2A Mahomet-Seymour Sectional(IL), 2012-05-17(#5) |
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