| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 45.48 | Tate, Tavaris (2009) (Starkville, MS) | Great Southwest (NM), 2009-06-06(#1) |
| B-400 | 2 | 45.71 | Parros, Clayton (2009) (Seton Hall Prep, NJ) | Great Southwest (NM), 2009-06-06(#2) |
| B-400 | 3 | 46.02 | McDuffie, Quincy (2009) (Edgewater, FL) | Florida 4A Region 1(FL), 2009-04-29(#1) |
| B-400 | 4 | 46.13 | Wyatt, Reggie (2009) (La Sierra, CA) | CA Statemeet(CA), 2009-06-06(#1) |
| B-400 | 5 | 46.22 | Mance, Josh (2010) (Don Lugo, CA) | World Youth Champs finals, 2009-07-12(#2) |
| B-400 | 6 | 46.35 | Barnaby, Daundre (2009) (Weaver, CT) | Hartford Public Schools Inv(CT), 2009-05-09(#1) |
| B-400 | 6 | 46.35 | Clemons, Kyle (2009) (Rowlett, TX) | TX 5A State Meet(TX), 2009-06-05(#1) |
| B-400 | 8 | 46.38 | Dukes, Dedric (2011) (Booker T. Washington, FL) | USATF Region 4 JO(FL), 2009-06-20(#1) |
| B-400 | 9 | 46.47 | Chase, Spencer (2009) (Desert Vista, AZ) | AZ 5A I State Meet(AZ), 2009-05-13(#1) |
| B-400 | 10 | 46.55 | Harris, James (2010) (Lanett, AL) | USATF Jr Olympics(NC), 2009-08-02(#1) |
| B-400 | 11 | 46.67 | Woods, Robert (2010) (Serra Gardena, CA) | CA Statemeet(CA), 2009-06-06(#3) |
| B-400 | 12 | 46.80 | Wheaton, Markus (2009) (Chandler, AZ) | AZ 5A1 Fiesta Regional(AZ), 2009-05-08(#1) |
| B-400 | 13 | 46.81 | Carter, Andre (2009) (Alexander, GA) | Georgia Tech Invite(GA), 2009-05-15(#9) |
| B-400 | 14 | 46.84 | McQuay, Tony (2009) (Suncoast , FL) | FL State 2A OUT(FL), 2009-05-02(#1) |
| B-400 | 15 | 46.91 | Fowler, Lamont (2009) (Conrad Weiser, PA) | PA State 3A(PA), 2009-05-22(#1) |
| B-400 | 16 | 46.97 | Nolan, Errol (2009) (Lamar Consolidated, TX) | TX 4A State Meet(TX), 2009-06-06(#1) |
| B-400 | 17 | 47.00 | Lockhart, CJ (2009) (Flagler Palm Coast, FL) | Florida 4A District 1(FL), 2009-04-22(#1) |
| B-400 | 18 | 47.02 | Gehret, Brady (2010) (Altoona Area, PA) | USA Jr Nationals(OR), 2009-06-28(#6) |
| B-400 | 19 | 47.03 | Hendrix, Anthony (2009) (New Bern, NC) | Charlotte 49er Classic(NC), 2009-03-19(#3) |
| B-400 | 20 | 47.05 | Barb, Joe (2009) (Guyer, TX) | TX 4A State Meet(TX), 2009-06-06(#2) |
| B-400 | 21 | 47.12 | Taylor, James (2009) (Nansemond River, VA) | VA State 3A(VA), 2009-05-29(#1) |
| B-400 | 22 | 47.13 | Edmonds, Joshua (2009) (Robert E. Lee, FL) | USATF Region 4 JO(FL), 2009-06-20(#2) |
| B-400 | 23 | 47.16 | Heriot, Blake (2010) (Lincoln, OH) | OH Div 1 Statemeet(OH), 2009-06-06(#1) |
| B-400 | 24 | 47.18 | Evans, Sheroid (2011) (Dulles, TX) | TX 5A State Meet(TX), 2009-06-05(#2) |
| B-400 | 25 | 47.20 | Williams, Caleb (2009) (H. L. Bourgeois, LA) | Mobile Challenge(AL), 2009-04-04(#3) |
| B-400 | 26 | 47.21 | Henry, Will (2010) (Trotwood-Madison, OH) | OH D1 Troy District(OH), 2009-05-21(#1) |
| B-400 | 27 | 47.24 | Smith, Klon (2010) (Cedar Grove, GA) | Dekalb County Champs(GA), 2009-03-30(#1) |
| B-400 | 27 | 47.24 | Hendrix, Andrew (2009) (New Bern, NC) | Dekalb Atlanta International Prep Classic(GA), 2009-05-30(#2) |
| B-400 | 27 | 47.24 | Roberson, Jaron (2010) (Mceachern, GA) | Nike Outdoor Nat(NC), 2009-06-20(#4) |
| B-400 | 30 | 47.25 | Taplin, Bralon (2010) (Stony Point, TX) | AAU JO YMYW nationals(IA), 2009-08-08(#1) |
| B-400 | 31 | 47.28 | Verburg, David (2009) (E.C. Glass, VA) | Nike Outdoor Nat(NC), 2009-06-20(#5) |
| B-400 | 31 | 47.28 | Sykes, Taylor (2010) (Great Bridge, VA) | Nike Outdoor Nat(NC), 2009-06-20(#6) |
| B-400 | 33 | 47.29 | Craver, Jalen (2011) (Artesia, CA) | CA SS Masters Meet(CA), 2009-05-29(#4) |
| B-400 | 33 | 47.29 | Walker, Javon (2009) (Northmont, OH) | OH D1 Troy District(OH), 2009-05-21(#2) |
| B-400 | 35 | 47.38 | Moore, Donte' (2009) (Manor, TX) | TX 4A State Meet(TX), 2009-06-06(#3) |
| B-400 | 36 | 47.43 | Kasson, Ethan (2009) (Parkview, GA) | GA State Boys 5A(GA), 2009-05-07(#1) |
| B-400 | 37 | 47.46 | Grant, Kivon (2009) (Dominguez, CA) | CA SS Masters Meet(CA), 2009-05-29(#5) |
| B-400 | 38 | 47.48 | Miller, Cody (2009) (Norwayne, OH) | OH Div 2 Statemeet(OH), 2009-06-06(#1) |
| B-400 | 39 | 47.49 | Gill, Isaiah (2009) (Plainfield, NJ) | NJ State Group 4(NJ), 2009-05-30(#1) |
| B-400 | 39 | 47.49 | Kabba, Bai (2009) (Batavia, IL) | IL Statemeet(IL), 2009-05-30(#1) |
| B-400 | 41 | 47.50 | West, Brendon (2009) (Fredericksburg, TX) | TX 3A State Meet(TX), 2009-06-06(#1) |
| B-400 | 42 | 47.52 | Collins, Clinton (2010) (Fossil Ridge, TX) | TX 5A Region 1(TX), 2009-05-23(#1) |
| B-400 | 43 | 47.56 | Wood, Jamel (2009) (Eagles Landing, GA) | GA State Boys 3A(GA), 2009-05-07(#1) |
| B-400 | 44 | 47.58 | Johnson, Clinton (2009) (Chester, PA) | Nike Outdoor Nat(NC), 2009-06-20(#7) |
| B-400 | 45 | 47.59 | Graham Jr., Hugh (2011) (Miami Northwestern, FL) | Florida 4A State(FL), 2009-05-09(#2) |
| B-400 | 46 | 47.60 | Nichols, Brandon (2011) (Henry Clay, KY) | KY 3A State(KY), 2009-05-22(#1) |
| B-400 | 47 | 47.61 | Ryan, Keegan (2009) (Carlsbad, CA) | CA SD Masters Meet(CA), 2009-05-29(#1) |
| B-400 | 47 | 47.61 | Norman, Maurice (2009) (Winton Woods, OH) | OH Div 1 Statemeet(OH), 2009-06-06(#2) |
| B-400 | 49 | 47.63 | Harris, Mario (2009) (Natrona County, WY) | WY 4A Statemeet(WY), 2009-05-23(#1) |
| B-400 | 49 | 47.63 | Geary, Jordan (2009) (North Crowley, TX) | Southwestern Association Championships(TX), 2009-06-18(#1) |
| B-400 | 51 | 47.65 | Conway, Terrance (2009) (Manual Arts, CA) | CA LA Sectional Finals(CA), 2009-05-29(#1) |
| B-400 | 52 | 47.69 | Blocker, Thomas (2009) (Jesuit, CA) | Sacramento MOC(CA), 2009-05-02(#1) |
| B-400 | 53 | 47.70 | Livingston, Terrance (2009) (Great Neck South, NY) | Loucks Games(NJ), 2009-05-07(#1) |
| B-400 | 54 | 47.71 | Crowder, Torin (2010) (Allen, TX) | TX 5A Region 1(TX), 2009-05-23(#2) |
| B-400 | 55 | 47.73 | Taylor, Tubotein (2009) (Canyon, CA) | Orange County Champs(CA), 2009-04-25(#1) |
| B-400 | 56 | 47.75 | Randle, Devin (2009) (Marion, IN) | IN Statemeet(IN), 2009-06-05(#1) |
| B-400 | 56 | 47.75 | Baisden, Rob (2009) (Watkins Memorial, OH) | OH Div 1 Statemeet(OH), 2009-06-06(#3) |
| B-400 | 58 | 47.76 | Davidson, Anthony (2009) (Wilson Area, PA) | PA State 3A(PA), 2009-05-22(#2) |
| B-400 | 58 | 47.76 | Clark, Quartez (2009) (Cordova, TN) | TN State 3A(TN), 2009-05-20(#1) |
| B-400 | 60 | 47.77 | Dibbern, Kevin (2009) (Iowa City, IA) | IA 4A State Meet(IA), 2009-05-23(#1) |
| B-400 | 60 | 47.77 | Winfrey, Eric (2011) (Douglas Byrd, NC) | NC 4A State(NC), 2009-05-23(#1) |
| B-400 | 62 | 47.80 | Muncie, Chris (2009) (Montwood, TX) | Chandler Rotary(AZ), 2009-03-27(#3) |
| B-400 | 62 | 47.80 | Wilson, Jeremy (2009) (Provine, MS) | MS 5A State Meet(MS), 2009-05-09(#2) |
| B-400 | 62 | 47.80 | Delfani, Sean (2010) (Las Lomas, CA) | CA Statemeet(CA), 2009-06-06(#5) |
| B-400 | 65 | 47.81 | Chambers, George (2010) (Archbishop Curley, MD) | Caribbean Scholastic Inv, 2009-06-13(#1) |
| B-400 | 66 | 47.82 | Morales, Chris (2009) (Abington, PA) | PA District 1-3A(PA), 2009-05-15(#1) |
| B-400 | 67 | 47.83 | Brinn, Tommy (2009) (Otsego, MI) | Allegan Invitational(MI), 2009-05-01(#1) |
| B-400 | 67 | 47.83 | Bangura, Almamy (2012) (Milton Hershey, PA) | PA State 2A(PA), 2009-05-22(#1) |
| B-400 | 69 | 47.85 | Oliver, Eric (2010) (Homewood-Flossmoor, IL) | IL Statemeet(IL), 2009-05-30(#2) |
| B-400 | 70 | 47.86 | Baker, Quitaze (Opelika, AL) | AL Sec 2-6A(AL), 2009-04-24(#1) |
| B-400 | 70 | 47.86 | Short, James (2009) (St. Bonaventure, CA) | CA SS Divisional Finals(CA), 2009-05-23(#2) |
| B-400 | 70 | 47.86 | Quercia, Michael (2010) (Marcellus, NY) | New York State Meet(NY), 2009-06-13(#1) |
| B-400 | 73 | 47.87 | Rozean, Chad (2010) (Trabuco Hills, CA) | Orange County Champs(CA), 2009-04-25(#2) |
| B-400 | 74 | 47.89 | Kelly, Alex (2009) (Ottumwa, IA) | IA 4A State Meet(IA), 2009-05-23(#2) |
| B-400 | 75 | 47.90 | Phronebarger, Tadar (2009) (West Charlotte, NC) | Dick Williams Invite(NC), 2009-05-01(#1) |
| B-400 | 76 | 47.92 | Sullivan, Marcus (2009) (Cheyenne, NV) | NV 4A Statemeet(NV), 2009-05-23(#1) |
| B-400 | 77 | 47.93 | Berry, Michael (2010) (Rainier Beach, WA) | WA 3A State Meet(WA), 2009-05-30(#1) |
| B-400 | 78 | 47.94 | Gravesande, Clayton (2010) (Franklin, MA) | nJ. Sec. 2 Group 4(NJ), 2009-05-23(#2) |
| B-400 | 78 | 47.94 | Lee, Sonny (2009) (Howard West Elk, KS) | KS 2A State Meet(KS), 2009-05-30(#1) |
| B-400 | 78 | 47.94 | Murphy, Stephen (2009) (Lamphere, MI) | MI D2 LP State Meet(MI), 2009-05-30(#1) |
| B-400 | 81 | 47.95 | Empty, George (2009) (Charles Herbert Flowers, MD) | Prince George County(MD), 2009-05-07(#1) |
| B-400 | 81 | 47.95 | Mabry, Jaylan (2010) (Los Osos, CA) | CA SS D1 Prelims(CA), 2009-05-16(#2) |
| B-400 | 81 | 47.95 | Adams, Bryan (2009) (Eleanor Roosevelt, CA) | CA SS Masters Meet(CA), 2009-05-29(#6) |
| B-400 | 81 | 47.95 | Ukaoma, Miles (2010) (Maize, KS) | KS 6A State Meet(KS), 2009-05-30(#1) |
| B-400 | 85 | 47.96 | Nix, Daniel (2009) (Western Branch, VA) | Suffolk Invite(VA), 2009-05-02(#1) |
| B-400 | 85 | 47.96 | Brooks, Marvel (2009) (Glenville, OH) | OH D1 Mentor District(OH), 2009-05-22(#1) |
| B-400 | 85 | 47.96 | Beach, Curtis (2009) (Albuquerque Academy, NM) | Great Southwest Decathlon(NM), 2009-06-05(#1) |
| B-400 | 85 | 47.96 | Rodriguez, Andrew (Dilley, TX) | TX 2A State Meet(TX), 2009-06-06(#1) |
| B-400 | 89 | 47.97 | Smith, Korbin (2009) (Pike-Delta-York, OH) | OH Div 2 Statemeet(OH), 2009-06-06(#2) |
| B-400 | 89 | 47.97 | Baisden, Robin (Watkins Memorial, OH) | Midwest Meet of Champions(MI), 2009-06-13(#1) |
| B-400 | 91 | 47.98 | Feeney, Pat (2010) (New Palestine, IN) | IN Statemeet(IN), 2009-06-05(#2) |
| B-400 | 91 | 47.98 | Hampton, Dimitri (2009) (West Monroe, LA) | USATF Jr Olympics(NC), 2009-08-02(#4) |
| B-400 | 93 | 48.01 | Mohn, Devin (2009) (Rampart, CO) | CO 5A State Meet(CO), 2009-05-16(#1) |
| B-400 | 94 | 48.02 | Forest, Randy (2011) (Willowridge, TX) | TX 5A State Meet(TX), 2009-06-05(#4) |
| B-400 | 95 | 48.03 | Castille, Jd (2010) (Mesa, AZ) | Chandler Rotary(AZ), 2009-03-27(#4) |
| B-400 | 96 | 48.04 | Bigelow, Brendon (2011) (Central, CA) | CA CE Masters(CA), 2009-05-23(#1) |
| B-400 | 97 | 48.05 | Boyd, Xavier (2009) (Klein, TX) | Texas Southern Relays(TX), 2009-03-21(#2) |
| B-400 | 97 | 48.05 | Wanliss, O'Neal (2011) (Holy Innocents, GA) | GA State Boys 1A(GA), 2009-05-07(#1) |
| B-400 | 97 | 48.05 | Brooks, Connor (2009) (Northwest Guilford, NC) | NC 4A State(NC), 2009-05-23(#2) |
| B-400 | 100 | 48.06 | Robertson, Paul (2009) (Rancho Verde, CA) | CA SS Divisional Finals(CA), 2009-05-23(#4) |
| B-400 | 101 | 48.08 | Love, Gabe (2009) (Richmond, NC) | NC 4A State(NC), 2009-05-23(#3) |
| B-400 | 101 | 48.08 | Reynolds, Antonio (2009) (Orlando, FL) | Nike Outdoor Nat(NC), 2009-06-20(#1) |
| B-400 | 103 | 48.09 | Orelus, Pascal (2009) (Northeast, FL) | Florida 3A District 16(FL), 2009-04-21(#1) |
| B-400 | 103 | 48.09 | Bowser, Jay (2011) (Rincon, AZ) | AZ 5A2 Southern Regional(AZ), 2009-05-08(#1) |
| B-400 | 103 | 48.09 | Davenport, John (2009) (Loyola Blakefield, MD) | AAU JO YMYW nationals(IA), 2009-08-08(#3) |
| B-400 | 106 | 48.11 | Cole, Jamaine (2010) (Fort Myers, FL) | Florida 3A State(FL), 2009-05-08(#1) |
| B-400 | 107 | 48.12 | Dillihunt, Leon (2010) (Dominguez, CA) | San Gabriel Valley League Finals(CA), 2009-05-08(#2) |
| B-400 | 108 | 48.14 | Thomas, John (2010) (Sheepshead Bay, NY) | Hartford Public Schools Inv(CT), 2009-05-09(#2) |
| B-400 | 108 | 48.14 | Huling, Trent (Elbert County, GA) | GA State Boys 3A(GA), 2009-05-07(#2) |
| B-400 | 108 | 48.14 | Maxwell, Christopher (2009) (Blythewood, SC) | SC 4A State(SC), 2009-05-15(#1) |
| B-400 | 108 | 48.14 | Caidenhead, Corey (2009) (Bergenfield, NJ) | NJ Groups 1-2-3(NJ), 2009-05-29(#1) |
| B-400 | 112 | 48.15 | Bailey, Brandon (2009) (Penn Hills, PA) | PA State 3A(PA), 2009-05-22(#3) |
| B-400 | 113 | 48.17 | Smith, Josh (2010) (Flower Mound, TX) | TX 5A Region 1(TX), 2009-05-23(#4) |
| B-400 | 113 | 48.17 | Hawkins, Terrance (Commerce, TX) | TX 3A State Meet(TX), 2009-06-06(#2) |
| B-400 | 113 | 48.17 | Balzano, Robert (2010) (Poland Seminary, OH) | OH Div 2 Statemeet(OH), 2009-06-06(#3) |
| B-400 | 116 | 48.18 | Gilreath, Charles (2009) (Holy Trinity, NY) | CHSAA Championships(NY), 2009-05-23(#1) |
| B-400 | 117 | 48.20 | Blair, Jeremy (2009) (Richard Montgomery, MD) | Waldorf Track Classic(MD), 2009-04-18(#1) |
| B-400 | 117 | 48.20 | Lumpkin, Kenneth (2009) (Christiana, DE) | DE Div 1 State(DE), 2009-05-15(#1) |
| B-400 | 117 | 48.20 | Hasson, Taj (2010) (Cathedral, CA) | CA SS Masters Meet(CA), 2009-05-29(#8) |
| | | National Elites above. State Elites below | | |
| B-400 | 120 | 48.23 | O'Dell, Timothy (2009) (Flagler Palm Coast, FL) | Florida 4A District 1(FL), 2009-04-22(#2) |
| B-400 | 120 | 48.23 | McGhee, Xavier (Benjamin Franklin, LA) | LHSAA State Championships 3A(LA), 2009-05-09(#1) |
| B-400 | 120 | 48.23 | Johnson, Zach (Slidell, LA) | LHSAA State Championships 5A(LA), 2009-05-09(#3) |
| B-400 | 120 | 48.23 | Rutledge, Chris (2009) (Casa Grande Union, AZ) | AZ 5A1 Southern Regional(AZ), 2009-05-08(#1) |
| B-400 | 120 | 48.23 | Alston, Deshawn (2010) (Brookhaven, OH) | OH Div 1 Statemeet(OH), 2009-06-06(#5) |
| B-400 | 120 | 48.23 | Lewis, Nevin (2009) (Culver, OR) | OR Oregon Elite Championship(OR), 2009-05-30(#1) |
| B-400 | 126 | 48.24 | Purvis, Isiah (2009) (Ridgeview, CA) | CA CE Masters(CA), 2009-05-23(#2) |
| B-400 | 127 | 48.25 | Campbell, Curtis (2009) (Grassfield, VA) | Landstown Invite(VA), 2009-05-02(#2) |
| B-400 | 127 | 48.25 | Clarke, Dominic (2009) (Tuscarora, MD) | MD 3A West Reg(MD), 2009-05-13(#1) |
| B-400 | 127 | 48.25 | Morgan, Ryan (2010) (Ramona, CA) | CA SD Masters Meet(CA), 2009-05-29(#2) |
| B-400 | 130 | 48.27 | Chambers, Justin (2009) (Kell, GA) | Morehouse Relays(GA), 2009-03-21(#3) |
| B-400 | 130 | 48.27 | Greene, Rashad (Westover, GA) | GA State Boys 3A(GA), 2009-05-07(#3) |
| B-400 | 130 | 48.27 | Tate, Hosea (2010) (Mt. Miguel, CA) | CA SD Masters Meet(CA), 2009-05-29(#3) |
| B-400 | 130 | 48.27 | Carroll, Steve (2009) (Londonderry, NH) | NH State Class L(NH), 2009-05-29(#1) |
| B-400 | 130 | 48.27 | Hall, Arman (2012) (St. Thomas Aquinas, FL) | AAU JO Intermediate(IA), 2009-08-08(#2) |
| B-400 | 135 | 48.29 | Taylor, Kevin (2010) (Catholic Baton Rouge, LA) | LHSAA State Championships 5A(LA), 2009-05-09(#4) |
| B-400 | 135 | 48.29 | Banman, Craig (2009) (Goessel, KS) | KS 1A State Meet(KS), 2009-05-30(#1) |
| B-400 | 137 | 48.30 | Yardley, Tyrell (2010) (Syracuse, UT) | UHSTCA Invitational(UT), 2009-03-28(#1) |
| B-400 | 137 | 48.30 | Sandvig, Brian (2009) (St Edmond, IA) | IA 2A State Meet(IA), 2009-05-23(#1) |
| B-400 | 139 | 48.31 | Griffith, Keith (2010) (Florence, NJ) | NJ Groups 1-2-3(NJ), 2009-05-29(#1) |
| B-400 | 139 | 48.31 | Pierce, Marcus (2009) (Sweetwater, CA) | CA SD Masters Meet(CA), 2009-05-29(#4) |
| B-400 | 141 | 48.32 | Hobbs, Marcellus (2009) (North Hardin, KY) | Eastern Relays(KY), 2009-04-24(#1) |
| B-400 | 141 | 48.32 | Pauly, Kurt (2010) (Garden Plain, KS) | KS 3A State Meet(KS), 2009-05-30(#1) |
| B-400 | 143 | 48.34 | Griffin, Sterling (2009) (Monsignor Pace, FL) | FL State 2A OUT(FL), 2009-05-02(#2) |
| B-400 | 143 | 48.34 | Johnson, Keenan (2010) (Princeton Comm, IN) | IN Statemeet(IN), 2009-06-05(#3) |
| B-400 | 143 | 48.34 | Parker, Brett (2010) (Gregory-Portland, TX) | Golden West(CA), 2009-06-13(#4) |
| B-400 | 146 | 48.35 | Hugley, James (Cedar Grove, GA) | GA State Boys 3A(GA), 2009-05-07(#4) |
| B-400 | 146 | 48.35 | Scott, Josh (2009) (Park Hill South, MO) | MO Class 4 Sec 4(MO), 2009-05-23(#1) |
| B-400 | 146 | 48.35 | Olivieri, Kenny (2009) (West Warwick, RI) | New England Championships(VT), 2009-06-13(#1) |
| B-400 | 149 | 48.36 | Mcmillian, Jarvis (2011) (William A Wirt Sr, IN) | IN Valparaiso Regional(IN), 2009-05-28(#1) |
| B-400 | 149 | 48.36 | Burns, Terrance (2009) (Delsea, NJ) | Nike Outdoor Nat(NC), 2009-06-20(#2) |
| B-400 | 151 | 48.37 | Miles, Jamal (2009) (Peoria, AZ) | AZ 4A I State Meet(AZ), 2009-05-16(#1) |
| B-400 | 151 | 48.37 | Reed, Alex (2011) (Great Bend, KS) | KS 5A State Meet(KS), 2009-05-30(#1) |
| B-400 | 151 | 48.37 | Wier, Ryan (2009) (Ripon, WI) | WI Div 2 Statemeet(WI), 2009-06-06(#1) |
| B-400 | 154 | 48.38 | Caro, Eric (2009) (DeSoto, TX) | AAU JO YMYW nationals(IA), 2009-08-08(#5) |
| B-400 | 155 | 48.39 | McCants, Jon (2009) (West Potomac, VA) | Southern Classic(VA), 2009-05-08(#3) |
| B-400 | 155 | 48.39 | Atkinson, Sean (2009) (Nazareth Regional, NY) | CHSAA Championships(NY), 2009-05-23(#2) |
| B-400 | 155 | 48.39 | Batch, Anthony (2009) (Penncrest, PA) | PA State 3A(PA), 2009-05-22(#5) |
| B-400 | 158 | 48.40 | Colvin, Dominic (2009) (Bishop Hartley, OH) | OH D3 Dayton Region 8(OH), 2009-05-30(#1) |
| B-400 | 159 | 48.41 | McAllister, Derek (2009) (Widefield, CO) | Colorado Springs Metro 4A(CO), 2009-05-09(#1) |
| B-400 | 159 | 48.41 | Haden, Robbie (2009) (Rockhurst, MO) | MO Class 4 Sec 4(MO), 2009-05-23(#2) |
| B-400 | 159 | 48.41 | Ross, Dustin (2009) (Bainbridge-Guilford, NY) | Section 4 State Quals(NY), 2009-06-04(#1) |
| B-400 | 162 | 48.42 | Denson, Roland (2009) (Ruskin, MO) | Platte County Invitational(MO), 2009-04-28(#1) |
| B-400 | 162 | 48.42 | Clifford, Cody (2009) (Spanish Springs, NV) | NV 4A Northern Regional(NV), 2009-05-16(#1) |
| B-400 | 162 | 48.42 | Amidon, Alex (2010) (Hotchkiss, CT) | New England Prep Champs(MA), 2009-05-16(#1) |
| B-400 | 162 | 48.42 | White, Robert (2009) (New Britain, CT) | New England Championships(VT), 2009-06-13(#2) |
| B-400 | 162 | 48.42 | Taylorjr, Kevin (Baton Rouge, LA) | AAU JO YMYW nationals(IA), 2009-08-08(#6) |
| B-400 | 162 | 48.42 | Goree, Josh (Glenmora, LA) | USATF JO Reg 6 YMYW(TN), 2009-07-12(#1) |
| B-400 | 168 | 48.43 | Stratton, Sam (2010) (Chatfield, CO) | CO 5A State Meet(CO), 2009-05-16(#2) |
| B-400 | 168 | 48.43 | Dempster, Colin (2011) (Hatboro-Horsham, PA) | PA District 1-3A(PA), 2009-05-15(#2) |
| B-400 | 168 | 48.43 | Santana, Jonathan (2009) (Edison Tech & Occup Educ Ctr, NY) | Section 5 State Qualifier(NY), 2009-06-05(#1) |
| B-400 | 168 | 48.43 | Jolliff, Silas (2009) (Cardington-Lincoln, OH) | OH Div 3 Statemeet(OH), 2009-06-06(#1) |
| B-400 | 172 | 48.44 | Allen, Justin (2009) (Mount Vernon, NY) | Loucks Games(NJ), 2009-05-07(#2) |
| B-400 | 172 | 48.44 | Daniels, Xavier (Giddings, TX) | TX 3A State Meet(TX), 2009-06-06(#3) |
| B-400 | 172 | 48.44 | Trent, Alex (2009) (Middletown, OH) | OH D3 Dayton Region 8(OH), 2009-05-30(#2) |
| B-400 | 175 | 48.45 | Daw, Jeff (2009) (Skyline, UT) | Pine View Invitational(UT), 2009-03-27(#1) |
| B-400 | 175 | 48.45 | Engel, Cory (2009) (Northglenn, CO) | CO 5A State Meet(CO), 2009-05-16(#3) |
| B-400 | 175 | 48.45 | Jackson, Ladale (2011) (Silverado, NV) | NV 4A Statemeet(NV), 2009-05-23(#2) |
| B-400 | 175 | 48.45 | Helmick, Andy (2012) (Winnetonka, MO) | MO Class 4 Sec 4(MO), 2009-05-23(#3) |
| B-400 | 179 | 48.46 | Reimer, Blake (2010) (Fort Collins, CO) | CO 5A State Meet(CO), 2009-05-16(#4) |
| B-400 | 179 | 48.46 | Markham, Alonzo (2009) (Iowa City West, IA) | IA 4A State Meet(IA), 2009-05-23(#3) |
| B-400 | 181 | 48.47 | Harley, Quinton (2009) (Edison Tech & Occup Educ Ctr, NY) | Section 5 State Qualifier(NY), 2009-06-05(#2) |
| B-400 | 182 | 48.48 | Madkins, Craig (2010) (Connally, TX) | TX 3A State Meet(TX), 2009-06-06(#4) |
| B-400 | 183 | 48.49 | Henry, Wayne (2009) (Henry E. Lackey, MD) | USATF Jr Olympics(NC), 2009-08-02(#11) |
| B-400 | 183 | 48.49 | Duke, Isaiah (2012) (Edmond Memorial, OK) | USATF JO Intermediate(NC), 2009-08-02(#1) |
| B-400 | 185 | 48.50 | Cooks, Joe (2009) (Mission Hills, CA) | Arcadia Invitational(CA), 2009-04-11(#2) |
| B-400 | 185 | 48.50 | Wynn, Chris (2009) (Mceachern, GA) | McEachern Inv(GA), 2009-04-18(#1) |
| B-400 | 185 | 48.50 | Keefer, Zach (2009) (Fordham Prep, NY) | Loucks Games(NJ), 2009-05-07(#3) |
| B-400 | 185 | 48.50 | Mccants, Jonathan (2009) (West Potomac, VA) | VA State 3A(VA), 2009-05-29(#2) |
| B-400 | 189 | 48.51 | Sanders, Elliott (2009) (Hoover, CA) | Escondido Invite(CA), 2009-05-01(#1) |
| B-400 | 189 | 48.51 | Macintosh, Kyle (2009) (Littleton, CO) | CO 5A State Meet(CO), 2009-05-16(#5) |
| B-400 | 189 | 48.51 | Hairston, Brandon (2009) (Carver, NC) | NC 3A State(NC), 2009-05-16(#1) |
| B-400 | 192 | 48.52 | Atkinson, Joshua (2011) (Granada, CA) | CA NCS EBAL Finals(CA), 2009-05-13(#1) |
| B-400 | 192 | 48.52 | Southard, Nathan (2009) (Pratt, KS) | KS 4A State Meet(KS), 2009-05-30(#1) |
| B-400 | 192 | 48.52 | Robinson, Andre (Cleveland, OH) | AAU JO YMYW nationals(IA), 2009-08-08(#8) |
| B-400 | 195 | 48.53 | Griffin, Montez (2010) (South Panola, MS) | MS Region 1-2A(MS), 2009-04-25(#2) |
| B-400 | 195 | 48.53 | Glass, Najee (2012) (St. Peter's Prep, NJ) | nJ NJ Catholic Track Conf.(NJ), 2009-05-24(#2) |
| B-400 | 197 | 48.54 | Fisher, Ken (2010) (Reynoldsburg, OH) | OH D1 Pickerington Region 3(OH), 2009-05-29(#4) |
| B-400 | 198 | 48.55 | Hartman, Brett (2009) (Neenah, WI) | Germantown Invite(WI), 2009-04-24(#1) |
| B-400 | 198 | 48.55 | McKenzie, Ben (2010) (Largo, MD) | Prince George County(MD), 2009-05-07(#2) |
| B-400 | 200 | 48.56 | Stewart, Geoffrey (2010) (West Side, NJ) | NJ Essex County(NJ), 2009-05-15(#2) |
| B-400 | 200 | 48.56 | Asmus, Ben (2010) (Heyworth, IL) | IL Statemeet(IL), 2009-05-30(#1) |
| B-400 | 200 | 48.56 | Ross, Rashaad (2009) (Vallejo, CA) | CA Statemeet-Prelims(CA), 2009-06-05(#10) |
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