| Event | Rank | Mark | By | Meet |
| B-1600 | 1 | 4:11.92 | Mayhew, William (2015) (Cheyenne Mountain, CO) (US#85) | Nike Chandler Rotary Invitational(AZ), 2015-03-21(#2) |
| B-1600 | 2 | 4:14.50 | Carrese, Dominic (2015) (Fountain Valley, CO) | Pueblo Twilight(CO), 2015-05-01(#1) |
| | | National Elites above. State Elites below | | |
| B-1600 | 3 | 4:18.62 | Butler, Ben (2016) (Skyview, CO) | Pueblo Twilight(CO), 2015-05-01(#3) |
| B-1600 | 4 | 4:18.63 | Hamer, Eric (2015) (Palmer Ridge, CO) | Pueblo Twilight(CO), 2015-05-01(#4) |
| B-1600 | 5 | 4:19.39 | Laguera, Marcelo (2015) (Pomona, CO) | Pueblo Twilight(CO), 2015-05-01(#5) |
| B-1600 | 6 | 4:19.56 | Green, Isaac (2017) (Monarch, CO) | CO 5A State Meet(CO), 2015-05-16(#1) |
| B-1600 | 7 | 4:21.30 | Walsh, Zach (2015) (Basalt, CO) | CO 3A State Meet(CO), 2015-05-16(#3) |
| B-1600 | 8 | 4:21.41 | compoz, dominic (2015) (Chaparral, CO) | Mullen Runners Roost Invitational(CO), 2015-04-11(#2) |
| B-1600 | 9 | 4:21.67 | Riley, Noah (2015) (Lakewood, CO) | CO 5A State Meet(CO), 2015-05-16(#2) |
| B-1600 | 10 | 4:21.78 | Roberts, Paul (2016) (Lyons, CO) | CO 2A State Meet(CO), 2015-05-16(#1) |
| B-1600 | 11 | 4:22.19 | Book, Daniel (2015) (Cherry Creek, CO) | Stutler Bowl Twilight Meet(CO), 2015-04-24(#2) |
| B-1600 | 12 | 4:22.71 | Hird, Bryan (2016) (Rocky Mountain, CO) | CO 5A State Meet(CO), 2015-05-16(#3) |
| B-1600 | 13 | 4:22.72 | Staines, Thomas (2016) (Cheyenne Mountain, CO) | Nike Chandler Rotary Invitational(AZ), 2015-03-21(#12) |
| B-1600 | 14 | 4:22.93 | Yount, Blake (2015) (Smoky Hill, CO) | Pomona Invitational(CO), 2015-04-11(#1) |
| B-1600 | 15 | 4:23.04 | Barton, Forrest (2015) (Castle View, CO) | Mountain Range Mustang Invitational(CO), 2015-04-04(#1) |
| B-1600 | 16 | 4:23.13 | Mitchem, Jake (2016) (Broomfield, CO) | Stutler Bowl Twilight Meet(CO), 2015-04-24(#3) |
| B-1600 | 17 | 4:23.29 | Meek, Ian (2017) (Montrose, CO) | CO 4A State Meet(CO), 2015-05-16(#3) |
| B-1600 | 18 | 4:23.43 | Alhamra, Zachary (2015) (Pine Creek, CO) | Pueblo Twilight(CO), 2015-05-01(#6) |
| B-1600 | 19 | 4:23.67 | Day, Dylan (2015) (Fountain-Fort Carson, CO) | Liberty Bell Invitational(CO), 2015-04-25(#2) |
| B-1600 | 20 | 4:24.54 | Thollot, Jarrett (2016) (Thompson Valley, CO) | CO 4A State Meet(CO), 2015-05-16(#4) |
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| | | See more performances for B-1600 | | |
