| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 46.68 | Poole, Quintaveon (2015) (Washington County, GA) (US#15) | US Junior Nationals(OR), 2015-06-27(#3) |
| B-400 | 2 | 47.04 | Conwell, Terry (2017) (Southwest Dekalb, GA) (US#31) | AAU National Club Championships(FL), 2015-07-18(#1) |
| B-400 | 3 | 47.34 | Cooper, Breshawrd (2015) (Cedar Shoals, GA) (US#44) | GA 5A Boys State Meet(GA), 2015-05-16(#1) |
| B-400 | 4 | 47.53 | Clark, Ryan (2015) (Banneker, GA) (US#51) | Fulton County Championships(GA), 2015-03-30(#1) |
| B-400 | 5 | 47.67 | Wilson, Quincey (2016) (Arabia Mountain, GA) (US#64) | USATF Junior Olympics National Championships 17-18(FL), 2015-08-02(#5) |
| B-400 | 6 | 47.82 | Long, Justin (2018) (Parkview, GA) (US#84) | GA 6A Boys State Meet(GA), 2015-05-16(#1) |
| B-400 | 7 | 47.91 | Womack, Jonathon (Whitewater, GA) (US#98) | GA 4A Boys State Meet(GA), 2015-05-16(#2) |
| B-400 | 7 | 47.91 | Stokes, Eric (Eastside, GA) (US#98) | GA 4A Boys State Meet(GA), 2015-05-16(#1) |
| B-400 | 9 | 47.97 | Brooks, Justin (2015) (Athens Christian, GA) | Championship Primer(GA), 2015-04-07(#1) |
| B-400 | 10 | 48.06 | Herron, Brian (04) (Unattached, GA) | USATF Junior Olympics National Championships 15-16(FL), 2015-08-02(#3) |
| B-400 | 11 | 48.08 | Hampton, Jeramey (2015) (North Gwinnett, GA) | GA 6A Boys State Meet(GA), 2015-05-16(#2) |
| B-400 | 12 | 48.20 | Hamilton, Dylan (2015) (Mceachern, GA) | GA 6A Sectional A(GA), 2015-05-02(#1) |
| | | National Elites above. State Elites below | | |
| B-400 | 13 | 48.21 | Freeman, Darius (Cedar Grove, GA) | GA 3A Boys State Meet(GA), 2015-05-16(#1) |
| B-400 | 14 | 48.29 | Johnson, Bobby (2017) (Banneker, GA) | GA 5A Boys State Meet(GA), 2015-05-16(#3) |
| B-400 | 15 | 48.42 | Willis, James (Madison County, GA) | GA 4A Boys State Meet(GA), 2015-05-16(#3) |
| B-400 | 16 | 48.50 | Woodring, Todd (Jackson County, GA) | GA 3A Boys State Meet(GA), 2015-05-16(#2) |
| B-400 | 17 | 48.51 | Moore, Martrice (2015) (Mceachern, GA) | McEachern Invitational(GA), 2015-04-18(#1) |
| B-400 | 18 | 48.52 | Abernathy, Micah (2015) (Greater Atlanta Christian, GA) | GA 2A Boys State Meet(GA), 2015-05-16(#1) |
| B-400 | 19 | 48.54 | Tomlin, Justin (2018) (Southwest Dekalb, GA) | GA 5A Region 6(GA), 2015-04-20(#2) |
| B-400 | 20 | 48.57 | Ajiero, Josh (Tift County, GA) | Th L.C. Smith and Winfred Benson Relays(GA), 2015-03-21(#1) |
| B-400 | 21 | 48.63 | Bevan, Ryne (2017) (North Paulding, GA) | McEachern Invitational(GA), 2015-04-18(#2) |
| B-400 | 22 | 48.69 | Burrell, Andre (Cedar Grove, GA) | GA 3A Boys State Meet(GA), 2015-05-16(#3) |
| B-400 | 22 | 48.69 | Johnson, Kden (2016) (Banneker, GA) | GA 5A Region 6(GA), 2015-04-20(#2) |
| B-400 | 24 | 48.86 | Heyward, Andrew (2015) (Mceachern, GA) | GA 6A Sectional A(GA), 2015-05-02(#2) |
| B-400 | 25 | 48.88 | Storey, Joshua (Tucker, GA) | GA 6A Sectional A(GA), 2015-05-02(#3) |
| B-400 | 26 | 48.95 | Brooks, Josiah (2015) (Athens Christian, GA) | GA 1A Private Sectional 1-4(GA), 2015-05-02(#1) |
| B-400 | 26 | 48.95 | Anthony Brooks, Jr (Evans, GA) | GA 5A Sectional B(GA), 2015-05-02(#3) |
| B-400 | 28 | 49.06 | Kendrick, Tymashye (Monroe Comprehensive, GA) | GA 4A Sectional A(GA), 2015-05-02(#2) |
| B-400 | 29 | 49.08 | Kinsey, Marvin (2016) (Riverwood, GA) | GA 5A Sectional A(GA), 2015-05-02(#1) |
| B-400 | 30 | 49.09 | Warrior, Nigel (Westlake, GA) | Fulton County Championships(GA), 2015-03-30(#2) |
| B-400 | 30 | 49.09 | Charles, Daniel (Marietta, GA) | GA 6A Boys State Meet(GA), 2015-05-16(#4) |
| B-400 | 32 | 49.10 | Hall, Travian (99) (Unattached, GA) | USATF JO Region 4 Qualifier(GA), 2015-07-12(#2) |
| B-400 | 33 | 49.12 | Whitehead, David (Shaw, GA) | GA 5A Sectional A(GA), 2015-05-02(#2) |
| B-400 | 34 | 49.13 | Sims, Juan (Jackson, GA) | GA 3A Region 2(GA), 2015-04-20(#1) |
| B-400 | 34 | 49.13 | Harris, Deangelo (Riverdale, GA) | GA 4A Region 4(GA), 2015-04-23(#1) |
| B-400 | 36 | 49.17 | Carrigan, Mytavious (Rockdale County, GA) | GA 6A Boys State Meet(GA), 2015-05-16(#5) |
| B-400 | 37 | 49.21 | Tandy, Deashton (2016) (Pope, GA) | GA 6A Sectional A(GA), 2015-05-02(#2) |
| B-400 | 38 | 49.26 | Major, Chase (2016) (Oconee County, GA) | GA 3A Boys State Meet(GA), 2015-05-16(#4) |
| B-400 | 38 | 49.26 | Harris, Fazion (Allatoona, GA) | GA 5A Sectional A(GA), 2015-05-02(#1) |
| B-400 | 40 | 49.27 | Simmons, Joshua (Mount Zion, GA) | GA 4A Boys State Meet(GA), 2015-05-16(#6) |
| B-400 | 41 | 49.35 | Thompson, Kelly (18) (Luella, GA) | GA 5A Region 4(GA), 2015-04-23(#1) |
| B-400 | 42 | 49.39 | Lowe, Malcom (Peach County, GA) | GA 3A Region 2(GA), 2015-04-20(#2) |
| B-400 | 43 | 49.41 | Tomlin, William (Columbia, GA) | GA 4A Region 6(GA), 2015-04-20(#2) |
| B-400 | 44 | 49.42 | Brooks, Jr, Anthony (Evans, GA) | GA 5A Region 2(GA), 2015-04-23(#1) |
| B-400 | 44 | 49.42 | Jones, Lionel (Whitewater, GA) | USATF JO Region 4 Qualifier(GA), 2015-07-12(#4) |
| B-400 | 46 | 49.43 | Alvarez, Marcus (North Forsyth, GA) | GA 6A Region 6(GA), 2015-04-23(#1) |
| B-400 | 47 | 49.49 | Livinus, Collins (Sandy Creek, GA) | USATF JO Region 4 Qualifier(GA), 2015-07-12(#5) |
| B-400 | 48 | 49.54 | Smith, Kevin (Effingham County, GA) | GA 5A Sectional B(GA), 2015-05-02(#6) |
| B-400 | 48 | 49.54 | Lindley, Braxton (Holy Innocents, GA) | AAU JO Region 8 Qualifier(SC), 2015-06-28(#1) |
| B-400 | 50 | 49.59 | Tolbert, Adrian (Northgate, GA) | AAU Junior Olympics National Championships 15-16(VA), 2015-08-08(#7) |
| B-400 | 51 | 49.64 | Jean, Ben (Grovetown, GA) | GA 5A Sectional B(GA), 2015-05-02(#7) |
| B-400 | 52 | 49.68 | Brooks, Nathan (Sonoraville, GA) | Greenbrier Home Meet 2(GA), 2015-03-05(#1) |
| B-400 | 53 | 49.69 | Brown, Tyrel (2017) (Stephenson, GA) | GA 5A Region 6(GA), 2015-04-20(#5) |
| B-400 | 54 | 49.71 | Mitchell, Joseph (Mcnair, GA) | GA 3A Boys State Meet(GA), 2015-05-16(#6) |
| B-400 | 55 | 49.73 | Anderson, Rainey (2018) (Westlake, GA) | GA 6A Region 3(GA), 2015-04-25(#1) |
| B-400 | 55 | 49.73 | Ruff, Dalvin (Baldwin, GA) | GA 4A Region 2(GA), 2015-04-24(#1) |
| B-400 | 57 | 49.77 | Brown, An'zavion (Clarke Central, GA) | GA 5A Sectional B(GA), 2015-05-02(#8) |
| B-400 | 58 | 49.78 | Hicks, Tanner (River Ridge, GA) | GA 5A Region 7(GA), 2015-04-23(#2) |
| B-400 | 59 | 49.80 | Holmes, Christian (Mcnair, GA) | Parkview Invitational(GA), 2015-03-21(#2) |
| B-400 | 59 | 49.80 | Sims, Amir (Union Grove, GA) | GA 5A Boys State Meet(GA), 2015-05-16(#9) |
| B-400 | 61 | 49.81 | Coombs, Warren (2015) (Greenbrier, GA) | Greenbrier Home Meet 2(GA), 2015-03-05(#2) |
| B-400 | 62 | 49.84 | Williams, Josiah (2015) (Mountain View, GA) | GA 7A Region 7(GA), 2015-04-23(#2) |
| B-400 | 63 | 49.85 | Hart, Mikale (Peach County, GA) | AAU JO Region 8 Qualifier(SC), 2015-06-28(#2) |
| B-400 | 64 | 49.89 | Alford, Matthew (North Oconee, GA) | GA 4A Region 8(GA), 2015-04-23(#2) |
| B-400 | 65 | 49.90 | Lester, Raymond (Marietta, GA) | GA 6A Region 4(GA), 2015-04-23(#4) |
| B-400 | 65 | 49.90 | Branch, Jay (Winder-Barrow, GA) | GA 5A Sectional B(GA), 2015-05-02(#9) |
| B-400 | 67 | 49.92 | Parks, Jalen (Richmond Academy, GA) | GA 5A Sectional B(GA), 2015-05-02(#10) |
| B-400 | 68 | 49.93 | Green, Justin (Aquinas, GA) | GHSA 1A Private Meet - Region 7(GA), 2015-04-20(#1) |
| B-400 | 69 | 49.94 | Canamare, Braden (2015) (Mill Creek, GA) | Jerry Arnold Georgia Challenge(GA), 2015-03-14(#2) |
| B-400 | 70 | 49.95 | Adebamowo, Patrick (2015) (Dacula, GA) | GA 6A Region 8(GA), 2015-04-22(#2) |
| B-400 | 71 | 49.98 | Horton, Satchel (East Coweta, GA) | GA 6A Sectional B(GA), 2015-05-02(#2) |
| B-400 | 72 | 49.99 | Beard, Savon (Clarkston, GA) | Championship Primer(GA), 2015-04-07(#5) |
| B-400 | 73 | 50.00 | Scales, Justin (Archer, GA) | GA 6A Region 8(GA), 2015-04-22(#4) |
| B-400 | 73 | 50.00 | Clausell, Justin (Peachtree Ridge, GA) | GA 5A Region 2(GA), 2015-04-23(#3) |
| B-400 | 73 | 50.00 | Fance, Lorenzo (Lowndes, GA) | GA 6A Sectional B(GA), 2015-05-02(#4) |
| B-400 | 76 | 51.72 | Bollen, Clayton (2015) (Starrs Mill, GA) | Disney HS T&F Showcase(FL), 2015-03-28(#4) |
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