| Event | Rank | Mark | By | Meet |
| B-1600 | 1 | 4:20.26 | Flight, Salvatore (2015) (Fenwick, IL) (US#60) | Chicago Catholic League Indoor Championships(IL), 2015-03-21(#1) |
| | | National Elites above. State Elites below | | |
| B-1600 | 2 | 4:23.86 | Feehan, Mitch (2016) (Lincoln-Way West, IL) | Southwest Suburban Boys Indoor Conference Meet(IL), 2015-03-21(#2) |
| B-1600 | 3 | 4:26.14 | Webster, Brenner (2015) (Salem Community, IL) | Charleston EIU Boys Invitational - Large Schools(IL), 2015-03-21(#4) |
| B-1600 | 4 | 4:26.33 | Fiene, Nick (2015) (Illiana Christian, IL) | Lockport Boys Open(IL), 2015-02-28(#1) |
| B-1600 | 5 | 4:28.29 | Flowers, Ben (2017) (Jersey Comm, IL) | Gene Armer Invitational(IL), 2015-03-21(#4) |
| B-1600 | 6 | 4:29.17 | DeYoung, Colin (2016) (Illiana Christian, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#4) |
| B-1600 | 7 | 4:30.16 | Saavedra, Walmer (2016) (Lindblom College Preparatory, IL) | CPS Indoor Meet - Group B(IL), 2015-03-22(#1) |
| B-1600 | 8 | 4:30.24 | Bruno, Alexander (2015) (Normal University, IL) | Normal West Boys Invitational(IL), 2015-02-28(#3) |
| B-1600 | 9 | 4:30.55 | Meyer, Jacob (2016) (University of Chicago Lab School, IL) | ICOPS Championships(IL), 2015-03-01(#4) |
| B-1600 | 10 | 4:30.56 | Bell, Colton (2016) (Charleston, IL) | Charleston EIU Boys Invitational - Large Schools(IL), 2015-03-21(#5) |
| B-1600 | 11 | 4:30.88 | Hill, Eli (2015) (Normal University, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#7) |
| B-1600 | 12 | 4:31.20 | Wondaal, Nick (2016) (Illiana Christian, IL) | Gazelle Sports Elite Meet(MI), 2015-02-21(#2) |
| B-1600 | 13 | 4:31.25 | Carr, Matt (2016) (Limestone Community, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#8) |
| B-1600 | 14 | 4:31.26 | Monkemeyer, Nick (2016) (Rockford Christian, IL) | Illinois Top Times Championships - Class 2A(IL), 2015-03-28(#9) |
| B-1600 | 15 | 4:32.30 | King, Michael (2016) (Glenbard South, IL) | Proviso East Midwest Classic(IL), 2015-03-28(#4) |
| B-1600 | 16 | 4:32.39 | Smith, Tyler (2015) (Vernon Hills, IL) | Lake Michigan Boys Invitational(WI), 2015-03-21(#7) |
| B-1600 | 17 | 4:33.62 | Williamson, Shane (2017) (Vernon Hills, IL) | Lake Michigan Boys Invitational(WI), 2015-03-21(#9) |
| B-1600 | 18 | 4:34.71 | Hyatt, Ashton (2016) (Champaign Central, IL) | Big 12 Boys Indoor Conference Meet(IL), 2015-03-10(#1) |
| B-1600 | 19 | 4:36.00 | Grba, Malcolm (2015) (Northside Prep, IL) | Niles North Viking Relays(IL), 2015-02-27(#4) |
| B-1600 | 20 | 4:37.20 | Hamblen, Brayden (2017) (Rock Falls Township, IL) | Sterling Gold Medal Meet(IL), 2015-03-07(#1) |
| B-1600 | 21 | 4:37.22 | Woodard, Austin (2016) (Tolono Unity, IL) | Urbana Uni Meet #2(IL), 2015-02-25(#1) |
| B-1600 | 22 | 4:38.27 | Millburg, Adam (2015) (Sycamore, IL) | NIB-12 Indoor Conference Meet(IL), 2015-03-21(#2) |
| B-1600 | 23 | 4:38.80 | Soria, Nathan (2017) (Geneseo, IL) | Sterling Triangular(IL), 2015-03-17(#1) |
| B-1600 | 24 | 4:38.99 | Wantland, Jacob (2015) (Morris Community, IL) | Batavia Distance Madness(IL), 2015-03-13(#11) |
| B-1600 | 25 | 4:39.00 | Wolf, William (2015) (Mahomet-Seymour, IL) | Mahomet-Seymour Boys Mini Meet #1(IL), 2015-02-05(#2) |
| B-1600 | 26 | 4:39.17 | Rodenberg, Cole (2016) (Waterloo, IL) | Jersey Winter Thaw Invitational(IL), 2015-03-14(#1) |
| B-1600 | 27 | 4:39.80 | Rosen, Danny (2016) (Northside Prep, IL) | Maine East Boys Invitational(IL), 2015-03-07(#5) |
| B-1600 | 28 | 4:40.01 | Gebhardt, Jacob (2018) (Sterling, IL) | Sterling First Chance Invitational(IL), 2015-03-14(#1) |
| B-1600 | 29 | 4:40.10 | Harvey, Nick (2016) (Burlington Central, IL) | Byron Indoor Preview(IL), 2015-03-14(#2) |
| B-1600 | 30 | 4:40.24 | Williams, Seth (2016) (Rock Falls Township, IL) | Sterling Indoor Invitational(IL), 2015-03-28(#1) |
| B-1600 | 31 | 4:40.49 | Furcich, Justin (2015) (Monticello, IL) | SIU Boys HS Invitational(IL), 2015-03-07(#3) |
| B-1600 | 32 | 4:40.60 | Rushing, Mitchell (2015) (Marion, IL) | Charleston EIU Boys Invitational - Large Schools(IL), 2015-03-21(#9) |
| B-1600 | 33 | 4:40.85 | Borrowman, Seth (2015) (Washington Comm, IL) | Charleston EIU Boys Invitational - Large Schools(IL), 2015-03-21(#10) |
| B-1600 | 34 | 4:41.50 | Bruch, Patrick (2017) (Notre Dame, IL) | Galesburg Silver Streak Invitational(IL), 2015-03-21(#4) |
| B-1600 | 35 | 4:41.61 | Ju, Caleb (2016) (Vernon Hills, IL) | Antioch D117 Invitational(IL), 2015-02-28(#3) |
| B-1600 | 36 | 4:41.83 | Mitchell, Evan (2017) (Lincoln-Way West, IL) | Greg Foster Invitational(IL), 2015-02-21(#4) |
| B-1600 | 37 | 4:41.85 | Kowalczyk, Matt (2016) (Benet Academy, IL) | ICOPS Championships(IL), 2015-03-01(#6) |
| B-1600 | 38 | 4:42.21 | Church, Matt (2015) (East Peoria, IL) | ISU HS Invitational(IL), 2015-03-07(#4) |
| B-1600 | 39 | 4:42.36 | Landis, Jonathan (2017) (Sterling, IL) | Sterling First Chance Invitational(IL), 2015-03-14(#1) |
| B-1600 | 40 | 4:42.38 | Cable, Josh (2018) (Rochester, IL) | Jersey Winter Thaw Invitational(IL), 2015-03-14(#2) |
| B-1600 | 41 | 4:43.10 | Lewis, Nick (2017) (Mt. Zion, IL) | Decatur Area Boys Invitational(IL), 2015-03-11(#1) |
| B-1600 | 42 | 4:43.20 | Young, Zach (2017) (Marion, IL) | Marion Boys Early Bird Indoor(IL), 2015-02-28(#2) |
| B-1600 | 43 | 4:43.31 | Miller, Noah (2015) (Johnsburg, IL) | Antioch D117 Invitational(IL), 2015-02-28(#4) |
| B-1600 | 44 | 4:43.62 | Grady, Evan (2015) (Dixon, IL) | Sterling Indoor Invitational(IL), 2015-03-28(#2) |
| B-1600 | 45 | 4:44.31 | Powell, Jackson (2015) (Mahomet-Seymour, IL) | Centennial Charger Classic(IL), 2015-03-07(#9) |
| B-1600 | 46 | 4:44.42 | Motto, Peter (2016) (Lincoln-Way West, IL) | Greg Foster Invitational(IL), 2015-02-21(#6) |
| B-1600 | 47 | 4:44.57 | Musial, Clay (2015) (Burlington Central, IL) | Byron Indoor Classic(IL), 2015-03-21(#4) |
| B-1600 | 48 | 4:44.69 | Mesplay, Zach (2016) (Monticello, IL) | SIU Boys HS Invitational(IL), 2015-03-07(#4) |
| B-1600 | 49 | 4:45.12 | White, Trevor (2015) (Highland, IL) | Jersey Winter Thaw Invitational(IL), 2015-03-14(#3) |
| B-1600 | 50 | 4:45.57 | Darrow, Jack (2017) (Fenwick, IL) | Bolingbrook Fast Times Boys Invitational(IL), 2015-03-28(#6) |
| B-1600 | 51 | 4:45.59 | Elam, Alex (2015) (Rochelle, IL) | Sterling Co-Ed Invitational(IL), 2015-03-24(#2) |
| B-1600 | 52 | 4:45.76 | Thornton, Thomas (2015) (Limestone Community, IL) | Jacksonville Large School Invitational(IL), 2015-03-06(#4) |
| B-1600 | 53 | 4:45.98 | Schwartz, Jake (2017) (Waterloo, IL) | Jersey Winter Thaw Invitational(IL), 2015-03-14(#5) |
| B-1600 | 54 | 4:46.27 | Pommier, Gabe (2017) (Mahomet-Seymour, IL) | Charleston EIU Boys Invitational - Large Schools(IL), 2015-03-21(#12) |
| B-1600 | 55 | 4:46.29 | Osterday, Ross (2016) (Charleston, IL) | Charleston EIU Boys Invitational - Large Schools(IL), 2015-03-21(#13) |
| B-1600 | 56 | 4:46.63 | Kintz, Austin (2016) (Kaneland , IL) | Sycamore Boys Quad #1(IL), 2015-02-25(#3) |
| B-1600 | 57 | 4:46.81 | Curtin, Lawrence (2017) (Taylorville, IL) | Charleston EIU Boys Invitational - Large Schools(IL), 2015-03-21(#14) |
| B-1600 | 58 | 4:46.96 | Walmer, Andrew (2017) (Mahomet-Seymour, IL) | Centennial Charger Classic(IL), 2015-03-07(#7) |
| B-1600 | 59 | 4:46.98 | Bradley, Mike (2015) (Mt. Carmel, IL) | Chicago Catholic League Indoor Championships(IL), 2015-03-21(#7) |
| B-1600 | 60 | 4:47.00 | Jones, Jonah (2017) (Wheaton Academy, IL) | Glenbrook South Boys Meet #3(IL), 2015-03-13(#2) |
| B-1600 | 61 | 4:47.11 | Rodriguez, Eduardo (2017) (Lindblom College Preparatory, IL) | Greg Foster Invitational(IL), 2015-02-21(#7) |
| B-1600 | 62 | 4:47.20 | Friedler, Kyle (2017) (Northside Prep, IL) | Glenbrook North Spartan Indoor Classic(IL), 2015-02-18(#2) |
| B-1600 | 63 | 4:47.34 | Sundberg, Andrew (2016) (Glenbard South, IL) | Proviso East Midwest Classic(IL), 2015-03-28(#9) |
| B-1600 | 64 | 4:47.40 | Crotteau, John (2016) (Metamora, IL) | Sterling Newman Invitational(IL), 2015-03-06(#3) |
| B-1600 | 65 | 4:47.49 | Church, Michael (2017) (East Peoria, IL) | ISU HS Invitational(IL), 2015-03-07(#10) |
| B-1600 | 66 | 4:47.57 | Norvell, Matt (2015) (Monticello, IL) | Charleston EIU Boys Invitational - Large Schools(IL), 2015-03-21(#15) |
| B-1600 | 67 | 4:47.77 | Santarelli, Joe (2018) (Rochester, IL) | Jersey Winter Thaw Invitational(IL), 2015-03-14(#7) |
| B-1600 | 68 | 4:47.89 | Reierson, Steven (2015) (Rockford Christian, IL) | Nelson Daniels Invitational - Small Schools(WI), 2015-03-20(#6) |
| B-1600 | 69 | 4:47.91 | Johnson, Gabe (2016) (Geneseo, IL) | NIB-12 Indoor Conference Meet(IL), 2015-03-21(#4) |
| B-1600 | 70 | 4:47.92 | Bluhm, Ethan (2015) (Sacred Heart-Griffin, IL) | Jersey Winter Thaw Invitational(IL), 2015-03-14(#8) |
| B-1600 | 71 | 4:48.09 | Flood, Daniel (2016) (Mount Vernon, IL) | SIU Boys HS Invitational(IL), 2015-03-07(#8) |
| B-1600 | 72 | 4:48.40 | Butcher, Brian (2017) (Mahomet-Seymour, IL) | Normal West Boys Invitational(IL), 2015-02-28(#9) |
| B-1600 | 73 | 4:48.70 | Wipfler, Matt (2015) (Metamora, IL) | Sterling Newman Invitational(IL), 2015-03-06(#5) |
| B-1600 | 74 | 4:49.30 | Tuttle, Jack (2015) (Benet Academy, IL) | Hinsdale Central Boys Open #2(IL), 2015-03-06(#4) |
| B-1600 | 75 | 4:49.61 | Besson, Zach (2015) (Antioch, IL) | Antioch D117 Invitational(IL), 2015-02-28(#11) |
| B-1600 | 76 | 4:49.67 | Hiserote, Tyler (2016) (Limestone Community, IL) | Galesburg Silver Streak Invitational(IL), 2015-03-21(#9) |
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| | | See more performances for B-1600 | | |
