| Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
| B-800 | 1 | 2:00.20 | McCormick, Ross (2016) (Seneca, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#3) |
| B-800 | 2 | 2:00.55 | Cook, Michael (2015) (Wethersfield, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#4) |
| B-800 | 3 | 2:00.81 | Henze, Preston (2016) (Shelbyville, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#5) |
| B-800 | 4 | 2:00.96 | Mccarey, Austin (2015) (Byron, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#6) |
| B-800 | 5 | 2:01.81 | Porter, Nick (2016) (Paxton-Buckley-Loda, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#7) |
| B-800 | 6 | 2:01.98 | Poff, Nick (2015) (St. Joseph-Ogden, IL) | Urbana Uni Meet #2(IL), 2015-02-25(#2) |
| B-800 | 7 | 2:03.72 | Skowronski, Ryan (2018) (Shelbyville, IL) | Illinois Top Times Championships - Class 1A(IL), 2015-03-27(#8) |
| B-800 | 8 | 2:04.13 | Gardewine, Andrew (2015) (St. Anthony, IL) | Charleston EIU Boys Invitational - Small Schools(IL), 2015-03-21(#1) |
| B-800 | 9 | 2:04.36 | Ambrose, Nathan (2015) (Winnebago, IL) | Byron Indoor Preview(IL), 2015-03-14(#4) |
| B-800 | 10 | 2:04.79 | Wilson, Kenton (2015) (Shelbyville, IL) | Jersey Winter Thaw Invitational(IL), 2015-03-14(#3) |
| B-800 | 11 | 2:05.28 | Guido, Brennan (2016) (St. Joseph-Ogden, IL) | SIU Boys HS Invitational(IL), 2015-03-07(#3) |
| B-800 | 12 | 2:05.38 | Johnson, Tyler (2016) (Pleasant Plains, IL) | Jacksonville Small School Invitational(IL), 2015-03-07(#1) |
| B-800 | 13 | 2:05.68 | Wade, Trey (2015) (Shelbyville, IL) | Charleston EIU Boys Invitational - Small Schools(IL), 2015-03-21(#3) |
| B-800 | 13 | 2:05.68 | Pasley, Tyler (2017) (Shelbyville, IL) | Jersey Winter Thaw Invitational(IL), 2015-03-14(#4) |
| B-800 | 15 | 2:05.70 | Love, Jordan (2015) (Nashville Comm, IL) | Charleston EIU Boys Invitational - Small Schools(IL), 2015-03-21(#4) |
| B-800 | 16 | 2:05.90 | Devant, Christian (2015) (Winnebago, IL) | Byron Indoor Preview(IL), 2015-03-14(#5) |
| B-800 | 17 | 2:05.98 | Lyons, Gabe (2016) (St. Joseph-Ogden, IL) | Urbana Uni Meet #2(IL), 2015-02-25(#3) |
| B-800 | 18 | 2:05.99 | Landon, Jason (2018) (Carlinville, IL) | Jersey Winter Thaw Invitational(IL), 2015-03-14(#6) |
| B-800 | 19 | 2:06.27 | Jackson, Austin (2015) (Mercer County, IL) | Monmouth Titan Invitational(IL), 2015-03-17(#1) |
| B-800 | 20 | 2:06.67 | Plunkett, David (2016) (Pleasant Plains, IL) | Charleston EIU Boys Invitational - Small Schools(IL), 2015-03-21(#5) |
| B-800 | 21 | 2:06.73 | Kakac, Corbin (2015) (Fairfield Comm, IL) | SIU Boys HS Invitational(IL), 2015-03-07(#5) |
| B-800 | 22 | 2:06.81 | Skinner, Marcus (2016) (Shelbyville, IL) | Charleston EIU Boys Invitational - Small Schools(IL), 2015-03-21(#6) |
| B-800 | 23 | 2:07.34 | Horn, David (2016) (St. Thomas More, IL) | Urbana Uni Meet #3(IL), 2015-03-11(#2) |
| B-800 | 24 | 2:07.43 | Huether, Dylan (2015) (Sparta, IL) | SIU Boys HS Invitational(IL), 2015-03-07(#6) |
| B-800 | 25 | 2:07.99 | Allston-Yeagle, Marshall (Urbana University, IL) | Urbana Uni Meet #4(IL), 2015-03-18(#2) |
| B-800 | 26 | 2:08.10 | King, Sirlaurence (2016) (Leo Catholic, IL) | Proviso East Boys Meet #5(IL), 2015-03-04(#1) |
| B-800 | 27 | 2:09.20 | Tennison, Noah (2016) (Robinson, IL) | SIU Boys HS Invitational(IL), 2015-03-07(#7) |
| B-800 | 28 | 2:09.27 | Gofen, Eric (2015) (Latin, IL) | Chicago Uni-Meet #2(IL), 2015-03-06(#3) |
| B-800 | 29 | 2:09.97 | Pearson, Adam (2015) (Rockford Lutheran, IL) | Rockford Auburn Boys Indoor Invitational(IL), 2015-02-07(#3) |
| B-800 | 30 | 2:09.98 | Jones, Mathew (2016) (St. Thomas More, IL) | Urbana Uni Meet #2(IL), 2015-02-25(#5) |
| B-800 | 31 | 2:10.08 | Owens, Mitch (2015) (Williamsville, IL) | Jacksonville Small School Invitational(IL), 2015-03-07(#3) |
| B-800 | 32 | 2:10.70 | Nordgren, Phillip (2016) (Hiawatha, IL) | AAU Northern Indoor Championships(IL), 2015-01-18(#1) |
| B-800 | 33 | 2:10.82 | Suttles, Ethan (2016) (Carlinville, IL) | Jacksonville Small School Invitational(IL), 2015-03-07(#4) |
| B-800 | 34 | 2:10.88 | Treadway, Henry (2016) (Robinson, IL) | SIU Boys HS Invitational(IL), 2015-03-07(#11) |
| B-800 | 35 | 2:10.93 | Earp, Austin (2016) (St. Joseph-Ogden, IL) | Urbana Uni Meet #3(IL), 2015-03-11(#5) |
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| | | See more performances for B-800 | | |
