| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 47.63 | McLaughlin, Taylor (2015) (Union Catholic, NJ) (US#60) | NJ Non-Public A Championships(NJ), 2015-05-30(#1) |
| B-400 | 2 | 48.01 | Pierre, Evander (2015) (Hudson Catholic, NJ) | NJ Non-Public B Championships(NJ), 2015-05-30(#1) |
| B-400 | 3 | 48.12 | Powell, Qwashon (2015) (John F. Kennedy, NJ) | NJ North 1 Group 4(NJ), 2015-05-23(#1) |
| | | National Elites above. State Elites below | | |
| B-400 | 4 | 48.23 | Jacob, Saint (2015) (West Milford, NJ) | NJ Meet of Champions(NJ), 2015-06-03(#1) |
| B-400 | 5 | 48.25 | Miawad, Hazem (2015) (Old Bridge, NJ) | Greater Middlesex County Championships(NJ), 2015-05-16(#1) |
| B-400 | 6 | 48.30 | Zupko, Mike (2016) (Christian Brothers Academy, NJ) | NJ Meet of Champions(NJ), 2015-06-03(#2) |
| B-400 | 7 | 48.32 | Haines, Nasir (2015) (Freehold Township, NJ) | NJ Meet of Champions(NJ), 2015-06-03(#3) |
| B-400 | 8 | 48.34 | Cuevas, Onasi (2015) (Memorial, NJ) | Hudson County Championships(NJ), 2015-05-16(#1) |
| B-400 | 8 | 48.34 | Bunion, Deshawne (2015) (Rahway, NJ) | NB Outdoor Nationals(NC), 2015-06-21(#10) |
| B-400 | 10 | 48.39 | Moore-Green, Stefone (2016) (Paul VI, NJ) | AAU JO Region 2 Qualifier(NJ), 2015-06-28(#1) |
| B-400 | 11 | 48.42 | Toney, Noah (2016) (Wardlaw, NJ) | USATF Youth National Championships 17-18(IL), 2015-07-05(#5) |
| B-400 | 12 | 48.47 | Clarke, Raymund (2015) (Clark Abraham, NJ) | AAU JO Region 2 Qualifier(NJ), 2015-06-28(#2) |
| B-400 | 13 | 48.50 | Stickle, Greg (2015) (Randolph, NJ) | NJAC Large Schools Championships(NJ), 2015-05-05(#1) |
| B-400 | 14 | 48.52 | Outlaw, Brandon (2017) (Moorestown, NJ) | NJ Meet of Champions(NJ), 2015-06-03(#5) |
| B-400 | 15 | 48.55 | Moorer, Brandon (2016) (Seton Hall Prep, NJ) | NJ Non-Public A Championships(NJ), 2015-05-30(#3) |
| B-400 | 16 | 48.69 | Diodonet, St Jacob (2015) (West Milford, NJ) | Passaic County Track & Field Championships(NJ), 2015-05-13(#2) |
| B-400 | 17 | 48.70 | Brosier, Kenny (2015) (Willingboro, NJ) | Burlington County Open (NJ), 2015-05-16(#1) |
| B-400 | 18 | 48.75 | Abraham, Alvin (2015) (Egg Harbor, NJ) | Atlantic County Championships(NJ), 2015-05-07(#1) |
| B-400 | 18 | 48.75 | sanchez, nigel (2015) (Woodrow Wilson, NJ) | NJ Group 3 Championships(NJ), 2015-05-30(#2) |
| B-400 | 20 | 48.85 | Rienas, Thomas (2016) (Northern Valley Old Tappan, NJ) | NJ Group 3 Championships(NJ), 2015-05-30(#3) |
| B-400 | 21 | 48.88 | Roberts, Raheem (2016) (Eastside, NJ) | Passaic County Track & Field Championships(NJ), 2015-05-13(#3) |
| B-400 | 22 | 48.90 | Poole, Cory (2017) (East Orange Campus, NJ) | NJ North 2 Group 4(NJ), 2015-05-23(#1) |
| B-400 | 23 | 48.98 | Jones, Marquan (2016) (Pennsauken, NJ) | NJ Meet of Champions(NJ), 2015-06-03(#8) |
| B-400 | 24 | 49.06 | Williams, Stephon (2016) (West Side, NJ) | NJ North 2 Group 3(NJ), 2015-05-23(#1) |
| B-400 | 25 | 49.12 | Schumacher, Andrew (2016) (Northern Valley Old Tappan, NJ) | Bergen County Championships(NJ), 2015-05-09(#1) |
| B-400 | 26 | 49.17 | Kildal-Brandt, Christian (2015) (West Morris Mendham, NJ) | NJAC Large Schools Championships(NJ), 2015-05-05(#2) |
| B-400 | 26 | 49.17 | Brock, Amir (2017) (Egg Harbor, NJ) | NJ Group 4 Championships(NJ), 2015-05-30(#4) |
| B-400 | 26 | 49.17 | Bourgeois, DJ (2017) (Carteret, NJ) | NJ Group 2 Championships(NJ), 2015-05-30(#2) |
| B-400 | 29 | 49.25 | Melton, Miles (2017) (Cedar Creek, NJ) | NJ Group 2 Championships(NJ), 2015-05-30(#3) |
| B-400 | 30 | 49.26 | Davidson, Tyler (2016) (Willingboro, NJ) | Burlington County Open (NJ), 2015-05-16(#2) |
| B-400 | 31 | 49.29 | Martinez, Jimmy (2015) (Columbia, NJ) | NJ North 2 Group 4(NJ), 2015-05-23(#2) |
| B-400 | 32 | 49.40 | Lindo, Akeem (2018) (East Orange Campus, NJ) | NJ North 2 Group 4(NJ), 2015-05-23(#3) |
| B-400 | 33 | 49.42 | Jean, James (2016) (Weequahic, NJ) | NJ Meet of Champions(NJ), 2015-06-03(#12) |
| B-400 | 34 | 49.43 | Williams, Kamal (2015) (Ewing, NJ) | NJ Group 2 Championships(NJ), 2015-05-30(#4) |
| B-400 | 35 | 49.44 | Harrison, Kevin (2016) (Lenape Regional, NJ) | Olympic Conference Championships(NJ), 2015-05-12(#1) |
| B-400 | 36 | 49.45 | Mclish, Brandon (2015) (Jackson Liberty, NJ) | Shore Conference Championships(NJ), 2015-05-16(#2) |
| B-400 | 36 | 49.45 | Gilbert, Jayson (2015) (Old Bridge, NJ) | NJ Central Group 4(NJ), 2015-05-23(#3) |
| B-400 | 38 | 49.46 | Pugh, Roy (2015) (Malcolm X Shabazz, NJ) | NJ Group 1 Championships(NJ), 2015-05-30(#2) |
| B-400 | 39 | 49.47 | Andre, Jeff (2016) (Ocean Township, NJ) | NJ Group 3 Championships(NJ), 2015-05-30(#5) |
| B-400 | 40 | 49.50 | Jarrett, Spencer (Salem, NJ) | Tri County Conference Championships(NJ), 2015-05-14(#1) |
| B-400 | 40 | 49.50 | Johnson, Arthur (2015) (Hamilton North-Nottingham, NJ) | NJ Group 3 Championships(NJ), 2015-05-30(#7) |
| B-400 | 42 | 49.51 | Dickens, Maxwell (2016) (Paul VI, NJ) | NJ Meet of Champions(NJ), 2015-06-03(#13) |
| B-400 | 43 | 49.59 | Booker, Martin (2017) (Pennsauken, NJ) | NJ Group 3 Championships(NJ), 2015-05-30(#9) |
| B-400 | 44 | 49.62 | Thomas, Rexford (2015) (North Brunswick, NJ) | Greater Middlesex County Championships(NJ), 2015-05-16(#3) |
| B-400 | 45 | 49.63 | Rickerby, Haig (2017) (McNair Academic, NJ) | NJ Group 1 Championships(NJ), 2015-05-30(#3) |
| B-400 | 46 | 49.65 | Gravesande, Nathaniel (2015) (Franklin, NJ) | Skyland Conference Individual Championships(NJ), 2015-05-05(#1) |
| B-400 | 46 | 49.65 | Mazzella, Kevin (2015) (Shore, NJ) | Monmouth County Championships (NJ), 2015-05-09(#3) |
| B-400 | 48 | 49.74 | Nihal, Sam (Metuchen, NJ) | Greater Middlesex County Championships(NJ), 2015-05-16(#4) |
| B-400 | 49 | 49.79 | Simms, Austin (Lenape Regional, NJ) | Burlington County Open (NJ), 2015-05-16(#4) |
| B-400 | 50 | 49.80 | Witcher, Donte (2017) (Timber Creek, NJ) | Olympic Conference Championships(NJ), 2015-05-12(#2) |
| B-400 | 51 | 49.84 | Wilson, Tyree (Freehold Township, NJ) | Monmouth County Championships (NJ), 2015-05-09(#4) |
| B-400 | 52 | 49.85 | Phillip, Brandon (2016) (East Brunswick, NJ) | NJ Central Group 4(NJ), 2015-05-23(#6) |
| B-400 | 53 | 49.89 | Flanagan, Jermain (2015) (East Orange Campus, NJ) | NJ North 2 Group 4(NJ), 2015-05-23(#4) |
| B-400 | 54 | 49.90 | Madeus, Boaz (2017) (Hamilton North-Nottingham, NJ) | NJ Group 3 Championships(NJ), 2015-05-30(#11) |
| B-400 | 55 | 49.94 | Napoli, Angelo (Bishop Ahr, NJ) | Greater Middlesex County Championships(NJ), 2015-05-16(#6) |
| B-400 | 55 | 49.94 | Coulbourn, Tyler (2016) (Oakcrest, NJ) | NJ Group 3 Championships(NJ), 2015-05-30(#12) |
| B-400 | 57 | 49.96 | Mesiano, Christopher (2015) (Arthur P Schalick, NJ) | NJ Group 1 Championships(NJ), 2015-05-30(#5) |
| B-400 | 57 | 49.96 | Miller, David (2015) (Willingboro, NJ) | NJ Group 2 Championships(NJ), 2015-05-30(#6) |
| B-400 | 59 | 49.97 | Dawson, Anthony (2016) (Franklin, NJ) | NJ Meet of Champions(NJ), 2015-06-03(#17) |
| B-400 | 59 | 49.97 | Winslow, Colin (2015) (Sayreville, NJ) | Greater Middlesex County Championships(NJ), 2015-05-16(#7) |
| B-400 | 61 | 49.98 | McNamara, Shane (2015) (Manasquan, NJ) | NJ Central Group 2(NJ), 2015-05-23(#3) |
| B-400 | 62 | 50.15 | Joseph, Mark (2015) (Eastside, NJ) | Merced County Championships (CA), 2015-03-14(#1) |
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