| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 47.06 | Jones, Malik (2014) (Ridley, PA) (US#32) | PA AAA District 1(PA), 2014-05-17(#1) |
| B-400 | 2 | 47.69 | Lewis, John (2015) (Cheltenham, PA) (US#71) | SOL American Conf Championships(PA), 2014-05-10(#1) |
| B-400 | 3 | 47.89 | Stellato, Dave (2014) (Wissahickon, PA) | SOL American Conf Championships(PA), 2014-05-10(#2) |
| | | National Elites above. State Elites below | | |
| B-400 | 4 | 48.44 | Hughey, Peter (2015) (James Buchanan, PA) | PA AAA State Meet(PA), 2014-05-24(#3) |
| B-400 | 5 | 48.48 | Snorweah, Charles (2015) (Pennsbury, PA) | PA AAA District 1(PA), 2014-05-17(#4) |
| B-400 | 6 | 48.62 | Thomas, Mackensey (2014) (Phoenixville Area, PA) | PA AAA District 1(PA), 2014-05-17(#5) |
| B-400 | 7 | 48.65 | St. Louis, Donovan (2015) (Upper Darby, PA) | PA AAA District 1(PA), 2014-05-17(#6) |
| B-400 | 8 | 48.70 | Wiseman, Jeffrey (2014) (Council Rock South, PA) | Rob Thomas Memorial Neshaminy Invitational(PA), 2014-05-03(#1) |
| B-400 | 9 | 49.10 | O'Such, David (2014) (Spring-Ford, PA) | PA AAA District 1(PA), 2014-05-17(#7) |
| B-400 | 10 | 49.17 | Lewis, Isaac (2014) (Cheltenham, PA) | SOL American Conf Championships(PA), 2014-05-10(#3) |
| B-400 | 11 | 49.23 | Rodriguez, Jeronim (2015) (Lebanon, PA) | PA AAA State Meet(PA), 2014-05-24(#5) |
| B-400 | 12 | 49.26 | Miller, Andrew (2014) (Wyomissing Area, PA) | PA AA District 3(PA), 2014-05-16(#1) |
| B-400 | 13 | 49.28 | Brophy, Frank (2014) (Central Bucks East, PA) | SOL Continental Conf Championships(PA), 2014-05-10(#1) |
| B-400 | 14 | 49.34 | Harth, Mike (2014) (Pittston Area, PA) | PA AAA District 2(PA), 2014-05-12(#1) |
| B-400 | 15 | 49.39 | Peabody, Francis (2014) (Unionville, PA) | PA AAA District 1(PA), 2014-05-17(#8) |
| B-400 | 16 | 49.41 | Young, Khalid (2014) (Penn Hills, PA) | PA AAA State Meet(PA), 2014-05-24(#6) |
| B-400 | 17 | 49.42 | Leach, Tyrone (2015) (Norristown Area, PA) | SOL American Conf Championships(PA), 2014-05-10(#4) |
| B-400 | 18 | 49.54 | Post, Mason (2014) (State College Area, PA) | Mid Penn Conference Championships(PA), 2014-05-10(#2) |
| B-400 | 19 | 49.58 | Snyder, Andrew (2016) (Camp Hill, PA) | Mid Penn Conference Championships(PA), 2014-05-10(#3) |
| B-400 | 20 | 49.62 | Hill, Nigel (2014) (Twin Valley, PA) | B & G Firing Championship Meet(PA), 2014-05-10(#1) |
| B-400 | 21 | 49.64 | Conway, Sean (2016) (Neshaminy, PA) | Bensalem Boys Invitational(PA), 2014-04-12(#1) |
| B-400 | 21 | 49.64 | Henderson, David (2014) (Pittsburgh Central Catholic, PA) | WPIAL AAA North Section Qualifier(PA), 2014-05-06(#1) |
| B-400 | 23 | 49.69 | Fowler, Rian (2014) (Delaware Valley, PA) | PA AAA District 2(PA), 2014-05-12(#2) |
| B-400 | 24 | 49.82 | Fogle, Nate (2016) (Pocono Mountain West, PA) | PA AAA District 11(PA), 2014-05-15(#1) |
| B-400 | 25 | 49.84 | Zimmerman, Brian (2016) (Mifflinburg Area, PA) | PA Heartland Conference Championship(PA), 2014-05-10(#1) |
| B-400 | 26 | 49.93 | Bowman, Logan (2014) (South Western, PA) | YAIAA Championships(PA), 2014-05-09(#1) |
| B-400 | 27 | 49.94 | Dickey, Tristan (2014) (Blue Mountain, PA) | PA AAA District 11(PA), 2014-05-15(#2) |
| B-400 | 28 | 49.95 | Tedys, Aaron (2014) (Riverside, PA) | WPIAL AA North Section Qualifier(PA), 2014-05-06(#1) |
| B-400 | 29 | 49.97 | Keller, Chad (2014) (Perkiomen Valley, PA) | Pioneer Athletic Conf Championships(PA), 2014-05-10(#3) |
| B-400 | 30 | 49.98 | Lohr, Joel (2014) (Palmyra, PA) | Mid Penn Conference Championships(PA), 2014-05-10(#4) |
| B-400 | 31 | 49.99 | Maddox, Tyrell (2014) (Delaware Valley, PA) | AAU National Junior Olympics 17-18(IA), 2014-08-02(#45) |
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| | | See more performances for B-400 | | |
