| Event | Rank | Mark | By | Meet |
| B-400H | 1 | 49.78 | Wyatt, Reggie (2009) (La Sierra, CA) | Nike Outdoor Nat(NC), 2009-06-20(#1) |
| B-400H | 2 | 51.54 | Rispress, Jordan (2009) (Hilliard Darby, OH) | Nike Outdoor Nat(NC), 2009-06-20(#2) |
| B-400H | 2 | 51.54 | Evans, Sheroid (2011) (Dulles, TX) | USATF Jr Olympics(NC), 2009-08-02(#1) |
| B-400H | 4 | 52.10 | Carey, Tim (2009) (Washington Twp, NJ) | NJ State Group 4(NJ), 2009-05-30(#1) |
| B-400H | 5 | 52.17 | Whyte, Christen (2009) (Rahway, NJ) | USATF Youth Nationals(MI), 2009-07-05(#1) |
| B-400H | 6 | 52.40 | Hendrix, Anthony (2009) (New Bern, NC) | Dekalb Atlanta International Prep Classic(GA), 2009-05-30(#1) |
| B-400H | 7 | 52.51 | Gill, Isaiah (2009) (Plainfield, NJ) | nJ Union County (NJ), 2009-05-15(#2) |
| B-400H | 8 | 52.58 | White, Steven (2009) (Ellison, TX) | AAU JO YMYW nationals(IA), 2009-08-08(#1) |
| B-400H | 9 | 52.62 | Daughtery, Kennedy (Duncanville, TX) | USATF Jr Olympics(NC), 2009-08-02(#2) |
| B-400H | 10 | 52.69 | Cole, Will (2009) (Hamburg, NY) | New York State Meet(NY), 2009-06-13(#1) |
| B-400H | 10 | 52.69 | Major, Ben (2009) (E E Smith, NC) | Mile State Gala(VA), 2009-06-06(#1) |
| B-400H | 12 | 52.70 | Dunn, Kyle (2011) (Linn-Mar, IA) | IA 4A State Meet(IA), 2009-05-23(#1) |
| B-400H | 12 | 52.70 | Radlin, Reynaldo (2009) (North Stafford, VA) | Mile State Gala(VA), 2009-06-06(#2) |
| B-400H | 14 | 52.71 | Holmes, Ethan (2009) (Clinton, IA) | IA 4A State Meet(IA), 2009-05-23(#2) |
| B-400H | 15 | 52.76 | Wise, Neamen (2009) (Lake Brantley, FL) | Golden South Classic(FL), 2009-05-30(#1) |
| B-400H | 16 | 52.82 | Mullen, Jordan (2009) (Atlantic, IA) | IA 3A State Meet(IA), 2009-05-23(#1) |
| B-400H | 17 | 52.85 | Jones, Sir Paul (2010) (Monroe, GA) | USATF Jr Olympics(NC), 2009-08-02(#3) |
| B-400H | 18 | 52.86 | Hines, Nicoy (Passaic Co Tech Institute, NJ) | USATF Youth Nationals(MI), 2009-07-05(#2) |
| B-400H | 19 | 52.92 | Daugherty, Kennedy (2009) (Duncanville, TX) | Mean Green Twilight(TX), 2009-04-30(#1) |
| B-400H | 20 | 52.98 | Rickels, Keaton (2009) (Iowa Falls-Alden, IA) | IA 3A State Meet(IA), 2009-05-23(#2) |
| B-400H | 21 | 53.02 | Lathan, Harold (2009) (Egg Harbor, NJ) | AAU JO YMYW nationals(IA), 2009-08-08(#2) |
| B-400H | 22 | 53.07 | Miller, Tanner (2010) (Mid-Prairie, IA) | IA 2A State Meet(IA), 2009-05-23(#1) |
| B-400H | 22 | 53.07 | Finn, Matt (2010) (Hudson, IA) | IA 2A State Meet(IA), 2009-05-23(#2) |
| B-400H | 24 | 53.28 | Stephenson, Tyler (2010) (Lancaster, TX) | Caribbean Scholastic Inv, 2009-06-13(#1) |
| B-400H | 24 | 53.28 | Cross, Caleb (2009) (Newport, AR) | AAU JO YMYW nationals(IA), 2009-08-08(#3) |
| B-400H | 26 | 53.34 | Boonham, Victor (Sparta, NJ) | New Jersey State Meet of Champs(NJ), 2009-06-04(#3) |
| B-400H | 27 | 53.48 | Knox, Stephon (Plainfield, NJ) | New Jersey State Meet of Champs(NJ), 2009-06-04(#5) |
| B-400H | 27 | 53.48 | Burt, Andrew (2009) (Lacey, NJ) | New Jersey State Meet of Champs(NJ), 2009-06-04(#4) |
| B-400H | 29 | 53.49 | Leal, Matt (2009) (Davenport West, IA) | Mississippi Athletic Conference(IA), 2009-05-08(#2) |
| B-400H | 30 | 53.61 | Engel, Cory (2009) (Northglenn, CO) | Rocky Mountain Invite(CO), 2009-06-12(#1) |
| B-400H | 31 | 53.62 | Samuels, Joseph (2009) (Zebulon B Vance, NC) | Nike Outdoor Nat(NC), 2009-06-20(#4) |
| B-400H | 32 | 53.64 | Nunley, Malcolm (2010) (Southeast Raleigh, NC) | USATF Jr Olympics(NC), 2009-08-02(#5) |
| B-400H | 33 | 53.71 | Brown, Dave (Ewing, NJ) | New Jersey State Meet of Champs(NJ), 2009-06-04(#6) |
| B-400H | 34 | 53.76 | Moore, Tyrell (Alma Bryant, AL) | USATF JO Reg 6 YMYW(TN), 2009-07-12(#1) |
| B-400H | 35 | 53.81 | Gunn, Emarkis (2011) (Palm Beach Lakes, FL) | AAU JO Intermediate(IA), 2009-08-08(#1) |
| B-400H | 36 | 53.82 | Marsh, Travis (2010) (Ankeny Centennial, IA) | IA CIML Central(IA), 2009-05-11 |
| B-400H | 37 | 53.83 | Coleman, Gregory (2011) (Warren, TX) | AAU JO Intermediate(IA), 2009-08-08(#2) |
| B-400H | 38 | 53.84 | Gilbert, Casey (2009) (Berlin Central, NY) | Section 2 State Quals(NY), 2009-06-06(#1) |
| B-400H | 39 | 53.89 | Lipsey, Javonte (2011) (Portage Northern, MI) | AAU JO YMYW nationals(IA), 2009-08-08(#4) |
| B-400H | 40 | 53.95 | Abbrederis, Jared (2009) (Wautoma, WI) | Senior Spotlight Meet(WI), 2009-06-13(#1) |
| B-400H | 40 | 53.95 | Nixon, Gunnar (2011) (Edmond Santa Fe, OK) | USATF JO Intermediate(NC), 2009-08-02(#1) |
| B-400H | 42 | 53.96 | Seaton, Wayne (2009) (Fordham Prep, NY) | Penn Relays finals(PA), 2009-04-25(#4) |
| B-400H | 43 | 53.97 | Gaines, Rashim (Amityville Memorial, NY) | Section 11 State Qualifier(NY), 2009-06-04(#1) |
| B-400H | 43 | 53.97 | Comar, Waquaim (2010) (Twinsburg, OH) | AAU JO YMYW nationals(IA), 2009-08-08(#5) |
| B-400H | 45 | 53.99 | Lira, Tomas (2009) (West Liberty, IA) | IA 2A State Meet(IA), 2009-05-23(#3) |
| B-400H | 46 | 54.01 | Gilbert, Casey (2009) (Berlin, NH) | New York State Meet(NY), 2009-06-13(#1) |
| B-400H | 47 | 54.02 | Lynch, Tj (2009) (Monsignor Donovan, NJ) | Penn Relays finals(PA), 2009-04-25(#5) |
| B-400H | 47 | 54.02 | VanOpdorp, Davis (2009) (Winchester, MA) | MA All-State Champs(MA), 2009-06-06(#1) |
| B-400H | 47 | 54.02 | Calderon, Camilo (2010) (Cypress Creek, FL) | USATF Region 4 JO(FL), 2009-06-20(#1) |
| B-400H | 47 | 54.02 | Williams, Kiwann (2010) (Whites Creek Comprehensive, TN) | USATF JO Reg 6 YMYW(TN), 2009-07-12(#2) |
| B-400H | 51 | 54.03 | Hasan, Umar (Valley Central, NY) | Orange County Championships(NY), 2009-05-23(#1) |
| B-400H | 52 | 54.04 | Reid, Kyle (2009) (Conant, IL) | Senior Spotlight Meet(WI), 2009-06-13(#2) |
| B-400H | 53 | 54.09 | Boesen, Ben (2011) (Dowling Catholic, IA) | IA 4A State Meet(IA), 2009-05-23(#3) |
| B-400H | 54 | 54.10 | Powell, Renaldo (2009) (Wayne Memorial, MI) | USATF Youth Nationals(MI), 2009-07-05(#1) |
| B-400H | 55 | 54.11 | Wagner, Shane (2009) (Schuylerville, NY) | Penn Relays finals(PA), 2009-04-25(#7) |
| B-400H | 56 | 54.12 | Sarkic, Alen (2009) (Waterloo West, IA) | IA 4A State Meet(IA), 2009-05-23(#4) |
| B-400H | 57 | 54.13 | Skinner, Mike (2009) (Vardaman, MS) | Arcadia Invitational(CA), 2009-04-11(#1) |
| B-400H | 58 | 54.15 | Bowers, Carlton (Pingry, NJ) | New Jersey State Meet of Champs(NJ), 2009-06-04(#7) |
| B-400H | 59 | 54.17 | Darden, Toddrick (2009) (Valley Forge, PA) | Penn Relays finals(PA), 2009-04-25(#8) |
| B-400H | 60 | 54.19 | Whitley, Ryan (Ramapo, NY) | Loucks Games(NJ), 2009-05-07(#2) |
| B-400H | 60 | 54.19 | Grant, Tremaine (2009) (Dillard, FL) | Nike Outdoor Nat(NC), 2009-06-20(#5) |
| B-400H | 62 | 54.21 | Jones, Kurt (2009) (Mt. Hope, RI) | NJ Shore Conf.(NJ), 2009-05-15(#1) |
| B-400H | 62 | 54.21 | Lindsey, William (2009) (Thornton Township, IL) | USATF Jr Olympics(NC), 2009-08-02(#6) |
| B-400H | 64 | 54.22 | Filandro, Mark (2010) (Indian Hills, NJ) | NJ Groups 1-2-3(NJ), 2009-05-29(#1) |
| B-400H | 64 | 54.22 | Jackson, Lamont (2009) (R.J. Reynolds, NC) | Nike Outdoor Nat(NC), 2009-06-20(#6) |
| B-400H | 66 | 54.24 | Roberson, Jaron (2010) (Mceachern, GA) | Taco Bell Classic(SC), 2009-04-11(#1) |
| B-400H | 66 | 54.24 | Searby, Bobby (2009) (Freehold Township, NJ) | NJ State Group 4(NJ), 2009-05-30(#4) |
| B-400H | 68 | 54.29 | Zeller, Zach (2009) (Greece Athena, NY) | Section 5 State Qualifier(NY), 2009-06-05(#1) |
| B-400H | 69 | 54.32 | Savage, Cornelius (2011) (Mceachern, GA) | USATF JO Intermediate(NC), 2009-08-02(#2) |
| B-400H | 70 | 54.33 | Burgess, Bo (Jordan Wayne)) (2011) (Kennedale, TX) | Southwestern Association Championships(TX), 2009-06-18(#2) |
| B-400H | 70 | 54.33 | Victorian, Jibri (2009) (Laurel, MD) | USATF Jr Olympics(NC), 2009-08-02(#7) |
| B-400H | 72 | 54.34 | Cotton, Jordan (2009) (Mt Pleasant, IA) | Drake Relays(IA), 2009-04-22(#2) |
| B-400H | 72 | 54.34 | Vitale, Stephen (2010) (Randolph, NJ) | NJ State Group 4(NJ), 2009-05-30(#5) |
| B-400H | 74 | 54.39 | Washington, Andre (2009) (Woodbridge, VA) | USATF Youth Nationals(MI), 2009-07-05(#3) |
| B-400H | 75 | 54.42 | Harley, Quinton (2009) (Edison Tech & Occup Educ Ctr, NY) | USATF Jr Olympics(NC), 2009-08-02(#8) |
| B-400H | 76 | 54.43 | Starkey, Saliym (2009) (Timber Creek, NJ) | NJ Groups 1-2-3(NJ), 2009-05-29(#2) |
| B-400H | 76 | 54.43 | Abara, Oluebebe (2009) (Shaker, NY) | New York State Meet(NY), 2009-06-13(#2) |
| B-400H | 76 | 54.43 | Louis, Steven (2010) (Royal Palm Beach, FL) | AAU JO YMYW nationals(IA), 2009-08-08(#6) |
| B-400H | 79 | 54.44 | Ravannah, Aaron (2009) (Summerville, SC) | SC 4A State(SC), 2009-05-15(#1) |
| B-400H | 80 | 54.45 | Fenderson, Patrick (2010) (Hazelwood East, MO) | AAU JO YMYW nationals(IA), 2009-08-08(#7) |
| B-400H | 81 | 54.47 | Gray, Zachary (2010) (Lee's Summit West, MO) | AAU JO YMYW nationals(IA), 2009-08-08(#8) |
| B-400H | 82 | 54.48 | Gomez, Brix (2010) (Belen Jesuit, FL) | Golden South Classic(FL), 2009-05-30(#2) |
| B-400H | 83 | 54.49 | Keefer, Zach (Morristown, NJ) | NJ Morris County(NJ), 2009-05-12(#1) |
| B-400H | 83 | 54.49 | Tate, Dj (2010) (North, WI) | Senior Spotlight Meet(WI), 2009-06-13(#3) |
| B-400H | 85 | 54.54 | Omar, Abe (Lockport Township , IL) | Senior Spotlight Meet(WI), 2009-06-13(#5) |
| B-400H | 86 | 54.57 | Turner, Adrian (2009) (Rush-Henrietta, NY) | New York State Meet(NY), 2009-06-13(#4) |
| B-400H | 87 | 54.58 | Kelley, Paul (2009) (Hopkinton, NH) | MA All-State Champs(MA), 2009-06-06(#2) |
| B-400H | 88 | 54.65 | Carlson, Kurt (2009) (South Plainfield, NJ) | nJ Sec. 2 Group 3(NJ), 2009-05-23(#2) |
| B-400H | 89 | 54.69 | Bollers, Dexter (East Ny Transit Technical, NY) | PSAL Championships(NY), 2009-06-07(#1) |
| B-400H | 90 | 54.71 | Johnson, Kyle (Pope John XXIII, NJ) | nJ NJ Catholic Track Conf.(NJ), 2009-05-24(#2) |
| | | National Elites above. State Elites below | | |
| B-400H | 91 | 54.74 | Jones, Jonathan (2012) (Carrollton, GA) | USATF JO Intermediate(NC), 2009-08-02(#3) |
| B-400H | 92 | 54.75 | Mitchell, Andrew (2009) (Iowa City West, IA) | Drake Relays(IA), 2009-04-22(#3) |
| B-400H | 93 | 54.76 | Lewis, Charles (2010) (Highland, NM) | USATF JO Reg 10 YMYW(UT), 2009-07-11(#1) |
| B-400H | 94 | 54.79 | Allen, Alexander (2009) (Mays, GA) | USATF Jr Olympics(NC), 2009-08-02(#11) |
| B-400H | 95 | 54.81 | Mallett, Rashad (2009) (Irmo, SC) | SC 4A State(SC), 2009-05-15(#2) |
| B-400H | 96 | 54.83 | Mensen, Austin (2009) (Beckman, IA) | IA 2A State Meet(IA), 2009-05-23(#4) |
| B-400H | 97 | 54.87 | Cunningham, Patrick (2009) (Northwestern, SC) | SC 4A State(SC), 2009-05-15(#3) |
| B-400H | 98 | 54.95 | Wordell, Spencer (2009) (North Central, WA) | Nike Outdoor Nat(NC), 2009-06-20(#8) |
| B-400H | 99 | 54.96 | Lillard, Bryson (2011) (Brentwood Academy, TN) | USATF Youth Nationals(MI), 2009-07-05(#5) |
| B-400H | 100 | 55.06 | Negrete, Casey (2009) (Washington, IA) | IA 3A State Meet(IA), 2009-05-23(#3) |
| B-400H | 100 | 55.06 | Parker Jr, Michael (2010) (Michigan Center, MI) | Nike Outdoor Nat(NC), 2009-06-20(#9) |
| B-400H | 102 | 55.09 | Blue, Noah (2010) (Skyline, CA) | USATF Jr Olympics(NC), 2009-08-02(#12) |
| B-400H | 103 | 55.11 | Bethea, Barry (2010) (Eastern Regional, NJ) | NJ State Group 4(NJ), 2009-05-30(#6) |
| B-400H | 104 | 55.12 | Praska, Aaron (2010) (Longmont, CO) | USATF JO Reg 10 YMYW(UT), 2009-07-11(#2) |
| B-400H | 105 | 55.14 | Anderson, Derrick (Arlington, TX) | AAU JO Intermediate(IA), 2009-08-08(#4) |
| B-400H | 106 | 55.15 | Burroughs, James (2009) (West Orange, NJ) | NJ Essex County(NJ), 2009-05-15(#1) |
| B-400H | 106 | 55.15 | Murphy, Alexx (2009) (Winterset, IA) | IA 3A State Meet(IA), 2009-05-23(#4) |
| B-400H | 108 | 55.17 | Jones, Trayvion (2009) (Hightower, TX) | USATF Jr Olympics(NC), 2009-08-02(#13) |
| B-400H | 109 | 55.19 | Stephens, Jeffrey (2009) (South Pasadena, CA) | Arcadia Invitational(CA), 2009-04-11(#3) |
| B-400H | 109 | 55.19 | Holmes, Brian (2010) (Alexander, GA) | Nike Outdoor Nat(NC), 2009-06-20(#11) |
| B-400H | 111 | 55.20 | Gross, Justin (2010) (McDonogh, MD) | Taco Bell Classic(SC), 2009-04-11(#2) |
| B-400H | 111 | 55.20 | Reed, Jarius (2009) (Menchville, VA) | Penn Relays finals(PA), 2009-04-25(#12) |
| B-400H | 113 | 55.24 | Efkamp, Nick (2011) (Madrid, IA) | IA 1A State Meet(IA), 2009-05-23(#1) |
| B-400H | 113 | 55.24 | Smith, Roy (2010) (Miami Northwestern, FL) | USATF JO Reg 4 YMYW(FL), 2009-06-20(#2) |
| B-400H | 115 | 55.25 | Legree, Jimmy (2009) (Beaufort, SC) | SC 4A State(SC), 2009-05-15(#4) |
| B-400H | 116 | 55.26 | Losch, Jake (2011) (John F Kennedy, IA) | IA 4A State Meet(IA), 2009-05-23(#7) |
| B-400H | 117 | 55.27 | Oestreich, Nick (2010) (Bettendorf, IA) | IA 4A State Meet(IA), 2009-05-23(#8) |
| B-400H | 118 | 55.28 | Gregory, Jeff (2009) (West Islip, NY) | Section 11 State Qualifier(NY), 2009-06-04(#2) |
| B-400H | 119 | 55.29 | Joiner, Warren (2009) (Sioux City West, IA) | IA 4A State Meet(IA), 2009-05-23(#9) |
| B-400H | 120 | 55.30 | Ramirez, Larry (2010) (Pleasantville, NJ) | NJ Atlantic County, 2009-05-07 |
| B-400H | 120 | 55.30 | Van Dyke, Ben (2009) (Sergeant Bluff-Luton, IA) | IA 3A State Meet(IA), 2009-05-23(#5) |
| B-400H | 122 | 55.32 | Clark, Nick (2009) (Washington, IA) | IA 4A State Meet(IA), 2009-05-23(#10) |
| B-400H | 123 | 55.35 | Williams, Derrek (Airport, MI) | USATF Youth Nationals(MI), 2009-07-05(#1) |
| B-400H | 124 | 55.36 | Cameron, Chris (2009) (Walpole, MA) | MA All-State Champs(MA), 2009-06-06(#3) |
| B-400H | 125 | 55.39 | Anderson, Ethan (2009) (Clarion-Goldfield, IA) | IA 2A State Meet(IA), 2009-05-23(#5) |
| B-400H | 125 | 55.39 | Lorber, Ross (2009) (Waukee, IA) | IA 4A State Meet(IA), 2009-05-23(#11) |
| B-400H | 127 | 55.40 | Hwang, Insoo (2011) (Ridgewood, NJ) | NJ State Group 4(NJ), 2009-05-30(#7) |
| B-400H | 127 | 55.40 | Robinson, Stacey (2010) (Gonzaga, DC) | Nike Outdoor Nat(NC), 2009-06-20(#13) |
| B-400H | 129 | 55.43 | Smith, Matt (2010) (Waterloo West, IA) | IA 4A State Meet(IA), 2009-05-23(#12) |
| B-400H | 129 | 55.43 | DiBianca, Joe (Oakcrest, NJ) | NJ State Group 4(NJ), 2009-05-30(#8) |
| B-400H | 129 | 55.43 | Bagley, Brandon (2010) (John Hardin, KY) | USATF Jr Olympics(NC), 2009-08-02(#14) |
| B-400H | 132 | 55.44 | Sparks, Miles (2010) (New Bern, NC) | Caribbean Scholastic Inv, 2009-06-13(#5) |
| B-400H | 133 | 55.45 | Clyne, Lucas (2009) (Morris Hills, NJ) | NJ Groups 1-2-3(NJ), 2009-05-29(#5) |
| B-400H | 133 | 55.45 | Smith, Michael (2012) (Track Phi Tr, ) | USATF Youth Nationals(MI), 2009-07-05(#2) |
| B-400H | 135 | 55.48 | Singleton, Jonathan (2009) (Wando, SC) | SC 4A State(SC), 2009-05-15(#5) |
| B-400H | 136 | 55.49 | Ward, Chris (Sterling, NJ) | NJ Groups 1-2-3(NJ), 2009-05-29(#3) |
| B-400H | 136 | 55.49 | Weisbrot, Zach (2009) (Hendrick Hudson, NY) | Section 1 State Quals(NY), 2009-04-29(#2) |
| B-400H | 138 | 55.50 | Jones, Kurt (2009) (Manchester Township, NJ) | NJ Groups 1-2-3(NJ), 2009-05-29(#4) |
| B-400H | 138 | 55.50 | Higgins, Derick (2009) (Cuba, IL) | Senior Spotlight Meet(WI), 2009-06-13(#6) |
| B-400H | 140 | 55.54 | Marshall, Isaac (2009) (Longwood, NY) | Section 11 Division 1(NY), 2009-05-26(#1) |
| B-400H | 140 | 55.54 | Souvenir, Royston (2009) (Benjamin Banneker Academy, NY) | PSAL Championships(NY), 2009-06-07(#2) |
| B-400H | 140 | 55.54 | Livingston, Cordell (2009) (Southwest Guilford, NC) | Nike Outdoor Nat(NC), 2009-06-20(#15) |
| B-400H | 143 | 55.55 | Smith, Andrew (2009) (Exira, IA) | IA 1A State Meet(IA), 2009-05-23(#2) |
| B-400H | 143 | 55.55 | Switzer, Mitchell (2009) (Phoenix, NY) | Section 3 Boys Class A, 2009-05-29(#1) |
| B-400H | 143 | 55.55 | Robertson, Brandon (St. Thomas Aquinas, LA) | Dekalb Atlanta International Prep Classic(GA), 2009-05-30(#4) |
| B-400H | 143 | 55.55 | Nafie, Matt (Basking Ridge - Ridge, NJ) | New Jersey State Meet of Champs(NJ), 2009-06-04(#13) |
| B-400H | 147 | 55.56 | Oestreich, Nicholas (Bettendorf, IA) | Mississippi Athletic Conference(IA), 2009-05-08(#3) |
| B-400H | 148 | 55.57 | Brown, Trevor (2010) (Wasson, CO) | AAU JO YMYW nationals(IA), 2009-08-08(#9) |
| B-400H | 149 | 55.58 | White, Jeqwaski (2009) (St. James, SC) | SC 3A State Qualifier(SC), 2009-05-09(#1) |
| B-400H | 149 | 55.58 | Maat, Ojike (Cordova, TN) | AAU Southeastern District Qual #3(TN), 2009-06-26(#1) |
| B-400H | 151 | 55.59 | Jaquite, Ricardo (2010) (Madison Park, MA) | MA All-State Champs(MA), 2009-06-06(#4) |
| B-400H | 152 | 55.60 | Buffa, Frank (2009) (Owen J Roberts, PA) | Penn Relays finals(PA), 2009-04-25(#13) |
| B-400H | 153 | 55.63 | Aguilar-Wynn, Jordan (2009) (Regis Jesuit, CO) | AAU Colorado District Qualifier(CO), 2009-05-30(#3) |
| B-400H | 154 | 55.65 | Ohara, Peter (2009) (Horace Greeley, NY) | Westchester Cty Champs(NY), 2009-05-16(#2) |
| B-400H | 154 | 55.65 | Zietsman, Vincent (2009) (Comsewogue, NY) | Section 11 State Qualifier(NY), 2009-06-04(#4) |
| B-400H | 156 | 55.66 | Fowler, Brandon (2010) (Woodland Regional, CT) | Manchester Midnight Invite(CT), 2009-05-01(#1) |
| B-400H | 156 | 55.66 | Gillmore, Dakota (2010) (Monticello, IA) | IA 2A State Meet(IA), 2009-05-23(#6) |
| B-400H | 158 | 55.68 | Maxey, Marcus (2009) (Clarke Central, GA) | Taco Bell Classic(SC), 2009-04-11(#3) |
| B-400H | 158 | 55.68 | Jones, Mark (2009) (Lower Richland, SC) | SC 3A State(SC), 2009-05-15(#1) |
| B-400H | 160 | 55.70 | Wannamaker, Devin (2012) (Lower Richland, SC) | SC 3A State(SC), 2009-05-15(#2) |
| B-400H | 161 | 55.71 | Kelly, Chris (Southington, CT) | Manchester Midnight Invite(CT), 2009-05-01(#2) |
| B-400H | 161 | 55.71 | Blow, Emanuel (2009) (Blythewood, SC) | SC 4A State(SC), 2009-05-15(#6) |
| B-400H | 161 | 55.71 | Lewis, Matthew (North Cobb, GA) | USATF Youth Nationals(MI), 2009-07-05(#7) |
| B-400H | 161 | 55.71 | Shelby, Robert (2010) (Federal Way, WA) | USATF JO Reg 13(OR), 2009-07-12(#1) |
| B-400H | 165 | 55.72 | Simmien, Jeremy (2009) (Rich East , IL) | USATF JO Reg 7 YMYW(IL), 2009-07-12(#2) |
| B-400H | 166 | 55.73 | Ejaz, Ali (Glassboro, NJ) | NJ Groups 1-2-3(NJ), 2009-05-29(#1) |
| B-400H | 166 | 55.73 | Daugherty, Ryan (2009) (Corning, NY) | Section 4 State Quals(NY), 2009-06-04(#1) |
| B-400H | 166 | 55.73 | Collins, Sean (Arch. Molloy, NY) | Eastern State Championships(NY), 2009-06-06(#2) |
| B-400H | 166 | 55.73 | Curtis, Thaddeus (2010) (Murphy, AL) | USATF JO Reg 6 YMYW(TN), 2009-07-12(#4) |
| B-400H | 170 | 55.75 | Hunt, Andrew (2011) (Ypsilanti, MI) | USATF Youth Nationals(MI), 2009-07-05(#3) |
| B-400H | 171 | 55.76 | Palmer, Derrick (Glassboro, NJ) | NJ Groups 1-2-3(NJ), 2009-05-29(#2) |
| B-400H | 172 | 55.79 | Romine, Aj (2009) (Rio Linda, CA) | Stanford Invitational(CA), 2009-03-28(#3) |
| B-400H | 172 | 55.79 | Parks, Jonathon (2010) (Chapel Hill, GA) | Dekalb Atlanta International Prep Classic(GA), 2009-05-30(#6) |
| B-400H | 174 | 55.80 | Castilletti, Mark (2010) (Bayport-Blue Point, NY) | Section 11 State Qualifier(NY), 2009-06-04(#5) |
| B-400H | 175 | 55.84 | Mcloughlin, Justin (2009) (Onteora, NY) | Loucks Games(NJ), 2009-05-07(#3) |
| B-400H | 175 | 55.84 | Phillips, Peter (Basking Ridge - Ridge, NJ) | NJ Skyland Conf., 2009-05-12(#1) |
| B-400H | 175 | 55.84 | Jacobsmeier, Taylor (2010) (Wapello, IA) | IA 1A State Meet(IA), 2009-05-23(#3) |
| B-400H | 178 | 55.85 | Vargas, Joe (Paramus, NJ) | NJ NNJIL, 2009-05-09(#1) |
| B-400H | 178 | 55.85 | Lang, Wade (2009) (Pleasant Valley, IA) | Mississippi Athletic Conference(IA), 2009-05-08(#4) |
| B-400H | 178 | 55.85 | Darisme, Pierre (2009) (Rahway, NJ) | NJ Groups 1-2-3(NJ), 2009-05-29(#7) |
| B-400H | 178 | 55.85 | Ragland, Sherman (2011) (Southern Durham, NC) | USATF Youth Nationals(MI), 2009-07-05(#8) |
| B-400H | 182 | 55.86 | Tankard, Benjamin (Martin Luther King Magnet, TN) | USATF Youth Nationals(MI), 2009-07-05(#9) |
| B-400H | 183 | 55.90 | McVeigh, Ryan (River Dell Regional, NJ) | NJ. Sec. 1 grp 2 and 3(NJ), 2009-05-22(#2) |
| B-400H | 184 | 55.91 | Stephens, Jeff (2009) (South Pasadena, CA) | Stanford Invitational(CA), 2009-03-28(#4) |
| B-400H | 184 | 55.91 | Morris, Manny (Octorara Area, PA) | Penn Relays finals(PA), 2009-04-25(#14) |
| B-400H | 184 | 55.91 | Durham, Jeffery (2009) (Cumberland, NJ) | SJ Group 3(NJ), 2009-05-23(#3) |
| B-400H | 187 | 55.93 | Valdez, Vincent (2009) (Thornton, CO) | Arcadia Invitational(CA), 2009-04-11(#4) |
| B-400H | 187 | 55.93 | Hlywa, Joseph (2009) (Edison Tech & Occup Educ Ctr, NY) | Penn Relays finals(PA), 2009-04-25(#15) |
| B-400H | 187 | 55.93 | Vance, Sammy (2010) (Solon, IA) | IA 2A State Meet(IA), 2009-05-23(#7) |
| B-400H | 190 | 55.96 | Thompson, Jordan (2010) (Wheeler, GA) | USATF Youth Nationals(MI), 2009-07-05(#10) |
| B-400H | 191 | 55.97 | Marks, Jordan (2009) (Panorama, IA) | IA 2A State Meet(IA), 2009-05-23(#8) |
| B-400H | 192 | 55.98 | Sloves, Andrew (2009) (Fair Lawn, NJ) | NJ. Sec. 1 Group 4(NH), 2009-05-23(#3) |
| B-400H | 192 | 55.98 | Salgado, Daniel (2010) (Archbishop McCarthy, FL) | Golden South Classic(FL), 2009-05-30(#4) |
| B-400H | 194 | 55.99 | Steinhoff, Zach (2010) (Manson Northwest Webster, IA) | IA 2A State Meet(IA), 2009-05-23(#9) |
| B-400H | 194 | 55.99 | Davis, Wayne (2009) (Southeast Raleigh, NC) | Dekalb Atlanta International Prep Classic(GA), 2009-05-30(#7) |
| B-400H | 194 | 55.99 | Tuttle, Max (2010) (Bloomington North, IN) | Nike Outdoor Nat(NC), 2009-06-20(#16) |
| B-400H | 197 | 56.00 | Johnson, Ray (Oakcrest, NJ) | NJ Atlantic County, 2009-05-07 |
| B-400H | 198 | 56.01 | Breeland, Bashaud (2010) (Allendale-Fairfax, SC) | SC 1A State(SC), 2009-05-15(#1) |
| B-400H | 198 | 56.01 | Newtoff, Ryan (2010) (Lincoln-Way Central, IL) | USATF JO Reg 7 YMYW(IL), 2009-07-12(#3) |
| B-400H | 200 | 56.02 | Sharpe, Logan (2009) (Schoharie, NY) | Eddy Games(NY), 2009-05-16(#2) |
| B-400H | 200 | 56.02 | Chandler, Jaquell (2010) (Shaker, NY) | New York State Meet(NY), 2009-06-13(#9) |
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