| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 46.19 | Benjamin, Rai (2015) (Mount Vernon, NY) (US#6) | CARIFTA Games(IT), 2015-04-04(#2) |
| B-400 | 2 | 46.40 | Brown, Izaiah (2015) (Amsterdam, NY) (US#10) | NY State Championships(NY), 2015-06-13(#1) |
| B-400 | 3 | 47.03 | Rose, Richard (2015) (Boys and Girls, NY) (US#29) | NY State Championships(NY), 2015-06-13(#2) |
| | | National Elites above. State Elites below | | |
| B-400 | 4 | 48.30 | Rogers, Calvary (2015) (Greece Odyssey, NY) | NY State Championships(NY), 2015-06-13(#3) |
| B-400 | 5 | 48.33 | Byabusha, Abdulhakem (2015) (Ossining, NY) | NY State Championships(NY), 2015-06-13(#4) |
| B-400 | 6 | 48.35 | Fitzgerald, Kory (2015) (Half Hollow Hills West, NY) | NY Section 11 State Qualifier(NY), 2015-06-06(#1) |
| B-400 | 7 | 48.42 | Gall, Kiambu (2015) (Paul Robeson, NY) | New York Relays(NY), 2015-04-18(#2) |
| B-400 | 8 | 48.50 | Johnson, Kyree (2017) (Huntington, NY) | NY Section 11 State Qualifier(NY), 2015-06-06(#2) |
| B-400 | 9 | 48.60 | Villaman, Denzel (2016) (Franklin K. Lane, NY) | PSAL Queens Borough Championships(NY), 2015-05-13(#1) |
| B-400 | 10 | 48.82 | White, Kevon (Springfield, NY) | PSAL Bob Zifchak Classic(NY), 2015-04-26(#1) |
| B-400 | 10 | 48.82 | Byabusha, Abdul (2015) (Ossining, NY) | Westchester Co Championships(NY), 2015-05-17(#1) |
| B-400 | 10 | 48.82 | Atkins, Leon (2015) (Auburn, NY) | NY Section 3 State Qualifier(NY), 2015-06-05(#1) |
| B-400 | 13 | 48.91 | Haughton, Robert (2016) (Saratoga Springs, NY) | New York Relays(NY), 2015-04-18(#3) |
| B-400 | 14 | 48.93 | Tucker, Infinite (2016) (Huntington, NY) | NY Section 11 Boys Division Meet(NY), 2015-05-29(#1) |
| B-400 | 15 | 48.94 | Gangemi, Kevin (2015) (Cornwall Central, NY) | NY State Championships(NY), 2015-06-13(#7) |
| B-400 | 16 | 49.00 | Germanakos, Luke (2015) (Lynbrook, NY) | Section VIII Class 1A County Championships(NY), 2015-05-29(#1) |
| B-400 | 17 | 49.03 | Dacres, Joshua (2015) (Lakeland/Panas, NY) | Westchester Co Championships(NY), 2015-05-17(#2) |
| B-400 | 18 | 49.06 | Lynch, Liam (2015) (Rensselaer, NY) | NY State Championships(NY), 2015-06-13(#1) |
| B-400 | 19 | 49.07 | Noble, Carnell (2015) (Greece Olympia, NY) | NY Section 5 Class B-CC(NY), 2015-05-30(#1) |
| B-400 | 20 | 49.09 | Hamilton, Aaron (2015) (John Jay, NY) | NY Section 1 State Qualifier(NY), 2015-05-29(#1) |
| B-400 | 21 | 49.10 | Diallo, Abdoulaye (Townsend Harris, NY) | PSAL Queens Borough Championships(NY), 2015-05-13(#2) |
| B-400 | 22 | 49.15 | Campbell, Matthew (2016) (Campus Magnet, NY) | NYC PSAL Championships(NY), 2015-05-31(#3) |
| B-400 | 22 | 49.15 | Marong, Jaelin (2015) (Canisius, NY) | NY State Championships(NY), 2015-06-13(#9) |
| B-400 | 22 | 49.15 | Mendola, Joe (2015) (Greece Arcadia, NY) | NY Section 5 A/AA Championships(NY), 2015-06-01(#1) |
| B-400 | 25 | 49.20 | Everett, Elliott (2015) (Bayside, NY) | PSAL Queens Borough Championships(NY), 2015-05-13(#3) |
| B-400 | 26 | 49.23 | Barber, Kyle (2015) (Fayetteville-Manlius, NY) | Section III Class AA Championships (NY), 2015-05-27(#1) |
| B-400 | 26 | 49.23 | Butcher, Corey (2016) (Medgar Evers, NY) | New York Relays(NY), 2015-04-18(#4) |
| B-400 | 26 | 49.23 | Hill, Connor (2015) (Skaneateles, NY) | NY State Championships(NY), 2015-06-13(#2) |
| B-400 | 29 | 49.26 | Laguerre, Jimmy (2015) (Ward Melville, NY) | NY Section 11 Boys Division Meet(NY), 2015-05-29(#1) |
| B-400 | 30 | 49.28 | Harden, Daniel (2016) (Marathon, NY) | NY Section 4 State Qualifier(NY), 2015-06-06(#1) |
| B-400 | 31 | 49.38 | Hughes, Eric (2016) (Pleasantville, NY) | Joe Wynne Somers Lions Club Invitational(NY), 2015-05-02(#3) |
| B-400 | 32 | 49.39 | Williams, Noah (2017) (Mcquaid Jesuit, NY) | NY Section 5 A/AA Championships(NY), 2015-06-01(#2) |
| B-400 | 33 | 49.40 | Cooper, Tom (2015) (Monroe-Woodbury, NY) | NY Section 9: Class A/D Championships(NY), 2015-05-29(#1) |
| B-400 | 34 | 49.42 | Rose, Devin (2015) (Poly Prep, NY) | New York Relays(NY), 2015-04-18(#5) |
| B-400 | 35 | 49.43 | White, Tresten (2017) (Lockport, NY) | Carl J. Roesch Memorial Boys Track Classic(NY), 2015-05-23(#1) |
| B-400 | 36 | 49.44 | Mighty, Kemarni (2016) (Clara Barton, NY) | NYC Mayor's Cup(NY), 2015-04-11(#1) |
| B-400 | 37 | 49.48 | Hotzclaw, Syeed (2017) (Albany, NY) | NY Section 2 State Qualifier(NY), 2015-06-05(#3) |
| B-400 | 37 | 49.48 | Williams, Wayne (2015) (Monroe-Woodbury, NY) | NY Section 9 State Qualifier(NY), 2015-06-04(#1) |
| B-400 | 39 | 49.51 | Merced, Mike (15) (Pearl River, NY) | NY Section 1 State Qualifier(NY), 2015-05-29(#1) |
| B-400 | 40 | 49.52 | Hearst, Byron (2015) (Greece Arcadia, NY) | NY Section 5 A/AA Championships(NY), 2015-06-01(#2) |
| B-400 | 41 | 49.54 | Porter, Anton (2015) (Mount St. Michael, NY) | NYC Mayor's Cup(NY), 2015-04-11(#2) |
| B-400 | 42 | 49.56 | Sperl, Austin (2015) (Comsewogue, NY) | NY Section 11 State Qualifier(NY), 2015-06-06(#2) |
| B-400 | 43 | 49.59 | Watkins, Kyle (2015) (Longwood, NY) | Longwood Boys Classic(NY), 2015-04-06(#1) |
| B-400 | 44 | 49.60 | Benn, Jared (2015) (Suffern, NY) | Section 1 Class A Championships(NY), 2015-05-20(#2) |
| B-400 | 45 | 49.62 | Liechty, Justin (2015) (Saranac, NY) | NY State Championships(NY), 2015-06-13(#3) |
| B-400 | 46 | 49.63 | Collins, Tyler (2015) (Newark Valley, NY) | NY State Championships(NY), 2015-06-13(#4) |
| B-400 | 47 | 49.65 | Adams, David (2016) (Beacon, NY) | Loucks Games(NY), 2015-05-09(#6) |
| B-400 | 48 | 49.69 | Anderson, Kimani (2015) (Medgar Evers, NY) | NYC PSAL Championships(NY), 2015-05-31(#5) |
| B-400 | 49 | 49.71 | Archibold, Ryan (2015) (Holy Trinity, NY) | New York Relays(NY), 2015-04-18(#6) |
| B-400 | 50 | 49.76 | Poleon, Mergaran (2016) (Paul Robeson, NY) | Arcadia Invitational(CA), 2015-04-11(#7) |
| B-400 | 50 | 49.76 | Barton, Matt (2015) (Victor Central, NY) | NY Section 5 A/AA Championships(NY), 2015-06-01(#3) |
| B-400 | 50 | 49.76 | Coatsworth, Mike (2015) (East Aurora, NY) | NY State Championships(NY), 2015-06-13(#5) |
| B-400 | 53 | 49.83 | Hardy, Denzel (2016) (Half Hollow Hills West, NY) | NY Section 11 Boys Division Meet(NY), 2015-05-29(#2) |
| B-400 | 54 | 49.89 | Shah, Veeral (2015) (Lakeland/Panas, NY) | Section 1 Class A Championships(NY), 2015-05-20(#4) |
| B-400 | 55 | 49.96 | Robinson, Jacob (2015) (Riverhead, NY) | NY Section 11 State Qualifier(NY), 2015-06-06(#5) |
| B-400 | 56 | 49.98 | Hall, Jason T. (2015) (Victor Central, NY) | NY Section 5 A/AA Championships(NY), 2015-06-01(#4) |
| B-400 | 57 | 49.99 | Moe, Oliver (2015) (Xavier, NY) | CHSAA Intersectional Championships(NY), 2015-05-23(#1) |
| B-400 | 57 | 49.99 | Benson, David (2017) (Shenendehowa, NY) | NY Section 2 State Qualifier(NY), 2015-06-05(#4) |
| B-400 | 59 | 50.00 | Ideozu, Sean (2016) (Mamaroneck, NY) | Section 1 Class A Championships(NY), 2015-05-20(#5) |
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