| Event | Rank | Mark | By | Meet |
| B-1600 | 1 | 4:09.89 | Warren, Heath (2016) (Springfield, IL) (US#35) | Nike Festival of Miles(MO), 2015-06-04(#6) |
| | | National Elites above. State Elites below | | |
| B-1600 | 2 | 4:23.19 | Skelly, Landon (2016) (Glenwood, IL) | IL 2A Boys State Finals(IL), 2015-05-30(#10) |
| B-1600 | 3 | 4:34.71 | Rogers, Sam (2015) (Sacred Heart-Griffin, IL) | Gene Ward Invitational(IL), 2015-05-01(#5) |
| B-1600 | 4 | 4:35.47 | Fierstos, Nate (2016) (Sacred Heart-Griffin, IL) | IL 2A Lanphier Boys Sectional(IL), 2015-05-22(#3) |
| B-1600 | 5 | 4:35.85 | Cable, Josh (2018) (Rochester, IL) | Sangamon County Invitational(IL), 2015-05-08(#2) |
| B-1600 | 6 | 4:36.04 | Bluhm, Ethan (2015) (Sacred Heart-Griffin, IL) | Springfield Boys City Meet(IL), 2015-05-05(#3) |
| B-1600 | 7 | 4:36.22 | Kropid, JD (2016) (Springfield, IL) | Wanner Knights Invitational(IL), 2015-05-01(#28) |
| B-1600 | 8 | 4:36.99 | Sepanski, Nick (2018) (Springfield, IL) | Lanphier Boys F/S Invitational(IL), 2015-05-12(#2) |
| B-1600 | 9 | 4:39.52 | Northrup, Evan (2016) (Springfield, IL) | Springfield Boys City Meet(IL), 2015-05-05(#5) |
| B-1600 | 10 | 4:39.58 | Powell, Gabe (2015) (Glenwood, IL) | Capital City Classic(IL), 2015-04-18(#6) |
| B-1600 | 11 | 4:40.92 | Neposchlan, Michael (2015) (Springfield, IL) | Lanphier Boys Open(IL), 2015-04-11(#3) |
| B-1600 | 12 | 4:42.29 | Mason, Eric (2016) (Lanphier, IL) | Lanphier Boys Invitational(IL), 2015-04-25(#3) |
| B-1600 | 13 | 4:43.23 | Wise, Eric (2015) (Springfield, IL) | Collinsville Boys Invitational(IL), 2015-05-09(#15) |
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| | | See more performances for B-1600 | | |
