| Event | Rank | Mark | By | Meet |
| B-400 | 203 | 50.60 | Makell, Gary (2015) (Henry A Wise, MD) | USATF National Youth Indoor Championships(MD), 2015-03-15(#1) |
| B-400 | 203 | 50.60 | Cagle, Sam (2016) (unattached, ) | Vanderbilt HS Invitational(TN), 2015-01-31(#6) |
| B-400 | 205 | 50.62 | Victor, Walter (2015) (Deptford, NJ) | NJSIAA Group 2 Championships(NJ), 2015-02-13(#2) |
| B-400 | 205 | 50.62 | McNeil, Darryl (2015) (Christ the King, NY) | Hispanic Games(NY), 2015-01-10(#8) |
| B-400 | 205 | 50.62 | Armstrong, Earl (2015) (Sylvania Southview, OH) | OH Indoor State Meet(OH), 2015-03-07(#7) |
| B-400 | 205 | 50.62 | Johnson, Cody (2016) (Franklin, TX) | New Mexico HS Open(NM), 2015-02-01(#1) |
| B-400 | 209 | 50.63 | Fisher, Troy (2015) (Roane County, WV) | Rubber City HS Open Meet(OH), 2015-02-21(#1) |
| B-400 | 209 | 50.63 | Ware Jr., Honore (18) (Unattached, CO) | Martin Luther King Mile-Hi Classic(CO), 2015-01-18(#4) |
| B-400 | 211 | 50.64 | Williams, Kamal (2015) (Ewing, NJ) | Armory Youth Championships(NY), 2015-02-16(#7) |
| B-400 | 212 | 50.65 | Abbitt, Chance (2015) (Watkins Memorial, OH) | OH Indoor State Meet(OH), 2015-03-07(#8) |
| B-400 | 212 | 50.65 | Rose, Devin (2015) (Poly Prep, NY) | Hispanic Games(NY), 2015-01-10(#9) |
| B-400 | 214 | 50.68 | Finnegan, John (2016) (Rio Rancho, NM) | Cherry & Silver All-Comers(NM), 2015-02-07(#2) |
| B-400 | 214 | 50.68 | Ifianayi, Paul (2015) (Elk Grove, IL) | Mid Suburban League Indoor Championships(IL), 2015-03-21(#1) |
| B-400 | 214 | 50.68 | Wyse, Levi (2015) (Archbold, OH) | OH Indoor State Meet(OH), 2015-03-07(#5) |
| B-400 | 217 | 50.69 | Mitchell, Zach (2016) (Lee's Summit, MO) | Arkansas HS Invitational(AR), 2015-01-17(#21) |
| B-400 | 218 | 50.70 | Johnson, Tyler (2015) (Miami Southridge, FL) | Jimmy Carnes Invitational(FL), 2015-01-24(#4) |
| B-400 | 219 | 50.71 | Morgan, Jacques (2015) (Harker Heights, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#11) |
| B-400 | 219 | 50.71 | Fraser, Austin (2015) (Seymour, CT) | Yale HS Track Classic(CT), 2015-01-17(#2) |
| B-400 | 221 | 50.72 | Atoki, Jeremiah (2015) (Vineland, NJ) | NJSIAA Group 4 South Sectional Championship(NJ), 2015-01-30(#1) |
| B-400 | 222 | 50.73 | Seck, Ndiaja (2016) (Penn Wood, PA) | TFCA of GP Last Chance Meet(PA), 2015-02-13(#2) |
| B-400 | 222 | 50.73 | Cuevas, Onasi (2015) (Memorial, NJ) | NJSIAA Group 4 North 1 Sectional Championship(NJ), 2015-01-31(#1) |
| B-400 | 222 | 50.73 | Samol, Caleb (2015) (Berea-Midpark, OH) | Youngstown State Uni HS Meet #4(OH), 2015-02-14(#1) |
| B-400 | 222 | 50.73 | McLemore, Josh (2016) (Downingtown West, PA) | PFTCA Indoor State Championships(PA), 2015-03-01(#11) |
| B-400 | 222 | 50.73 | Rodrigues, Kelzy (2015) (Amherst-Pelham Regional, MA) | Boston University Mini Meet #2(MA), 2014-12-27(#2) |
| B-400 | 227 | 50.74 | Devizia, Jack (2015) (Christian Brothers Academy, NJ) | Shore Conference Championships(NJ), 2015-01-23(#3) |
| B-400 | 227 | 50.74 | Davis, Roosevelt (2016) (East St. Louis-Senior, IL) | Charleston EIU Boys Invitational - Large Schools(IL), 2015-03-21(#1) |
| B-400 | 229 | 50.75 | James, Jeremy (2016) (Fairfield, AL) | Martin Luther King Indoor Track Classic(AL), 2015-01-19(#6) |
| B-400 | 229 | 50.75 | Jones, Marquan (2016) (Pennsauken, NJ) | Hispanic Games(NY), 2015-01-10(#11) |
| B-400 | 231 | 50.76 | Hall, Aj (2015) (Pascack Valley, NJ) | Eastern States(NY), 2015-03-03(#14) |
| B-400 | 231 | 50.76 | Charles, Jaariq (2018) (Cocoa, FL) | Jimmy Carnes Invitational(FL), 2015-01-24(#6) |
| B-400 | 231 | 50.76 | Masterson, Ed (2015) (Norwell, MA) | Boston University Mini Meet #3(MA), 2015-01-03(#3) |
| B-400 | 234 | 50.77 | Shober, Matt (2015) (Central Bucks South, PA) | PFTCA Indoor State Championships(PA), 2015-03-01(#12) |
| B-400 | 234 | 50.77 | Winslow, Colin (2015) (Sayreville, NJ) | NJSIAA Group 4 Championships(NJ), 2015-02-15(#4) |
| B-400 | 234 | 50.77 | Green, Noah (2018) (Blue Valley Southwest, KS) | Arkansas HS Invitational(AR), 2015-01-17(#22) |
| B-400 | 237 | 50.78 | love-soles, kaylan (2015) (Rocky River, NC) | David Oliver Classic(NC), 2015-02-07(#6) |
| B-400 | 237 | 50.78 | Geidner, Frank (2015) (Austintown-Fitch, OH) | OH Indoor State Meet(OH), 2015-03-07(#9) |
| B-400 | 237 | 50.78 | Wilson, Joseph (2019) (Carolina Homeschool, SC) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#9) |
| B-400 | 240 | 50.79 | Spinks, Kacey (2016) (Opelika, AL) | AL 6A Indoor State Meet(AL), 2015-02-07(#5) |
| B-400 | 240 | 50.79 | Roberts, Raheem (2016) (Eastside, NJ) | NJSIAA Meet of Champions(NJ), 2015-02-21(#10) |
| B-400 | 242 | 50.80 | Fisher, Jack (2017) (Archbold, OH) | OH Indoor State Meet(OH), 2015-03-07(#6) |
| B-400 | 242 | 50.80 | Briscoe, Jandon (2017) (Jesuit, LA) | LA D1 Indoor State Meet(LA), 2015-02-21(#3) |
| B-400 | 242 | 50.80 | Henrod, Haden (Springville, UT) | Utah Distance Challenge(UT), 2015-02-13(#3) |
| B-400 | 245 | 50.81 | O'Toole, Bruce (2015) (Lake Catholic, OH) | Kent State HS Open #3(OH), 2015-02-22(#2) |
| B-400 | 245 | 50.81 | Buchanan, Deshon (2016) (Belleville West, IL) | Centennial Charger Classic(IL), 2015-03-07(#2) |
| B-400 | 247 | 50.82 | Featherston, Aaron (2015) (Har-Ber, AR) | AR 5A-7A Indoor State Meet(AR), 2015-02-07(#3) |
| B-400 | 247 | 50.82 | Evans, Tariq (2017) (Gainesville, FL) | USATF South Zonal Indoor Championships(AL), 2015-02-15(#3) |
| B-400 | 249 | 50.83 | Blades, Christan (2015) (Samuel J. Tilden, NY) | Hispanic Games(NY), 2015-01-10(#9) |
| B-400 | 249 | 50.83 | Young-Sanders, Mykele (2015) (Dover, DE) | DE Indoor State Meet(MD), 2015-02-07(#2) |
| B-400 | 251 | 50.84 | Sholl, Jacob (2015) (Carthage Illini West, IL) | Big River HS Series Championships(MO), 2015-02-22(#2) |
| B-400 | 251 | 50.84 | Green, Miles (2018) (Saint Joseph, PA) | New Balance Indoor Nationals - Freshman(NY), 2015-03-15(#1) |
| B-400 | 251 | 50.84 | Hall, Chris (2017) (Long Beach Poly, CA) | Simplot Games(ID), 2015-02-21(#12) |
| B-400 | 251 | 50.84 | Bransford, Cole (2015) (Potomac School, VA) | New Balance Indoor Nationals - Emerging Elites(NY), 2015-03-14(#21) |
| B-400 | 251 | 50.84 | Charles, Daniel (Marietta, GA) | Last Chance Invitational(AL), 2015-01-31(#13) |
| B-400 | 251 | 50.84 | Taminger, Ben (2015) (Manchester, VA) | New Balance Indoor Nationals - Emerging Elites(NY), 2015-03-14(#22) |
| B-400 | 257 | 50.85 | Allen, Eric (2018) (Bullis, MD) | New Balance Indoor Nationals - Freshman(NY), 2015-03-15(#2) |
| B-400 | 257 | 50.85 | Sudbeck, Ned (2015) (Sioux Falls Lincoln, SD) | SDSU Ruth Marske Indoor Invitational (SD), 2015-03-28(#1) |
| B-400 | 259 | 50.87 | Williams, Jaquere (2017) (Waubonsie Valley, IL) | Arkansas HS Invitational(AR), 2015-01-17(#23) |
| B-400 | 259 | 50.87 | Colon, Heriberto (2016) (Wyomissing Area, PA) | PFTCA Indoor State Championships(PA), 2015-03-01(#13) |
| B-400 | 259 | 50.87 | Dehais, Eddie (2015) (Bergen Catholic, NJ) | Yale HS Track Classic(CT), 2015-01-17(#4) |
| B-400 | 262 | 50.88 | Mills, Gerald (2015) (Marshall, TX) | Carl Lewis Invitational(TX), 2015-01-17(#6) |
| B-400 | 262 | 50.88 | Bryan, Emmit (2015) (St. Charles, OH) | OH Indoor State Meet(OH), 2015-03-07(#10) |
| B-400 | 262 | 50.88 | Jacob, Saint (2015) (West Milford, NJ) | NJSIAA Group 3 Championships(NJ), 2015-02-13(#3) |
| B-400 | 265 | 50.89 | Aririguzoh, Franklin (2015) (Notre Dame, NJ) | Mercer County Championships(NJ), 2015-01-25(#1) |
| B-400 | 265 | 50.89 | Simmons, Kyran (2015) (Pine Bluff, AR) | Arkansas State Invitational(AR), 2015-01-31(#1) |
| B-400 | 267 | 50.90 | Boone, Taivion (2016) (Bishop Mcnamara, MD) | Kevin Dare HS Invitational(PA), 2015-01-24(#4) |
| B-400 | 268 | 50.91 | Michl, Isaiah (2015) (Edwardsville, IL) | Edwardsville Tiger Indoor Invitational(IL), 2015-03-13(#1) |
| B-400 | 269 | 50.92 | Davis, Jonathon (2015) (Elmont Memorial, NY) | Hispanic Games(NY), 2015-01-10(#13) |
| B-400 | 269 | 50.92 | Harris, Darryl (2015) (Pearl Cohn Magnet, TN) | Vanderbilt HS Invitational(TN), 2015-01-31(#8) |
| B-400 | 271 | 50.93 | Dula, Kymani (2016) (Southern Alamance, NC) | David Oliver Classic(NC), 2015-02-07(#7) |
| B-400 | 271 | 50.93 | Jones, Wendell (2016) (Piedmont, NC) | USATF National Youth Indoor Championships(MD), 2015-03-15(#2) |
| B-400 | 273 | 50.94 | Kutschenreuter, Charlie (2015) (East Troy, WI) | WTFA Boys State Indoor Championships(WI), 2015-04-04(#2) |
| B-400 | 274 | 50.95 | Osterhus, Noah (2015) (Westwood, NJ) | Eastern States(NY), 2015-03-03(#16) |
| B-400 | 275 | 50.96 | Spranger, Sam (2016) (St. Mary's Springs, WI) | WTFA Boys State Indoor Championships(WI), 2015-04-04(#3) |
| B-400 | 276 | 50.97 | Melson, Desmond (2016) (Watkins Memorial, OH) | OH Indoor State Meet(OH), 2015-03-07(#11) |
| B-400 | 277 | 50.98 | Troyer, Connor (2015) (Garaway, OH) | OH Indoor State Meet(OH), 2015-03-07(#7) |
| B-400 | 277 | 50.98 | Kaniecki, Kyle (Geneva, OH) | NEOITC HS All-Star Meet(OH), 2015-02-20(#2) |
| B-400 | 279 | 50.99 | Poole, Cory (2017) (East Orange Campus, NJ) | NJSIAA Group 4 North 1 Sectional Championship(NJ), 2015-01-31(#3) |
| B-400 | 280 | 51.00 | Yardley, Colten (2015) (Syracuse, UT) | Utah Distance Challenge(UT), 2015-02-13(#4) |
| B-400 | 280 | 51.00 | Thomas, Kentonie (2014) (Unattached, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#13) |
| B-400 | 280 | 51.00 | Taylor, Jaquan (Center Point, AL) | AL 6A Indoor State Meet(AL), 2015-02-07(#6) |
| B-400 | 283 | 51.01 | Everidge, Luke (2017) (Central Dauphin East, PA) | PFTCA Indoor State Championships(PA), 2015-03-01(#14) |
| B-400 | 283 | 51.01 | McClurkin, Duane (2015) (Fountain-Fort Carson, CO) | Air Force HS Open(CO), 2015-02-07(#6) |
| B-400 | 285 | 51.02 | Pickett, Bryce (2014) (Oak Park, MI) | Spire HS Showcase(OH), 2015-02-14(#12) |
| B-400 | 285 | 51.02 | Coombs, Warren (2015) (Greenbrier, GA) | Jimmy Carnes Invitational(FL), 2015-01-24(#7) |
| B-400 | 285 | 51.02 | Burris, Tayvon (2015) (Bayside, VA) | Martin Luther King Jr Holiday Invitational(VA), 2015-01-17(#1) |
| B-400 | 288 | 51.03 | Madeus, Boaz (2017) (Hamilton North-Nottingham, NJ) | NJSIAA Group 3 Championships(NJ), 2015-02-13(#4) |
| B-400 | 288 | 51.03 | Moscoe, Justin (2016) (Haverford, PA) | PFTCA Indoor State Championships(PA), 2015-03-01(#15) |
| B-400 | 288 | 51.03 | Pugh, Roy (2015) (Malcolm X Shabazz, NJ) | NJSIAA Group 1 Championships(NJ), 2015-02-15(#3) |
| B-400 | 291 | 51.04 | Wallace, Adam (2015) (Floyd Central, IN) | Bloomington North Invitational(IN), 2015-03-06(#1) |
| B-400 | 291 | 51.04 | Kasap, Max (2015) (Dowling Catholic, IA) | Iowa State Boys HS Classic(IA), 2015-03-17(#2) |
| B-400 | 293 | 51.06 | Davila, Hunter (2015) (Kelly Walsh, WY) | UHSTCA Indoor Championships(UT), 2015-01-31(#5) |
| B-400 | 293 | 51.06 | Chukwurah, James (2016) (Delsea, NJ) | NJSIAA Group 2 South Sectional Championship(NJ), 2015-02-06(#2) |
| B-400 | 293 | 51.06 | Fitzgerald, Kory (2015) (Half Hollow Hills West, NY) | Hispanic Games(NY), 2015-01-10(#10) |
| B-400 | 293 | 51.06 | Gregory, Jon (2015) (Ashwaubenon, WI) | Oshkosh Boys Invitational - Boys Large School(WI), 2015-03-17(#1) |
| B-400 | 297 | 51.07 | Howell, Austin (2017) (Pennridge, PA) | PFTCA Indoor State Championships(PA), 2015-03-01(#16) |
| B-400 | 298 | 51.09 | Easter, Anthony (2017) (Eleanor Roosevelt, CA) | Simplot Games(ID), 2015-02-21(#13) |
| B-400 | 298 | 51.09 | Mitchell, Gerald (2016) (Unattached, ) | KYA HS Invitational(TN), 2015-01-17(#5) |
| B-400 | 298 | 51.09 | Witkowski, John (2015) (Walled Lake Western, MI) | Gazelle Sports Elite Meet(MI), 2015-02-21(#5) |
| B-400 | 298 | 51.09 | Johnson, Kden (2016) (Banneker, GA) | USATF South Zonal Indoor Championships(AL), 2015-02-15(#4) |
| B-400 | 302 | 51.10 | Virgil, Jalen (2016) (Mountain View, GA) | Vanderbilt HS Invitational(TN), 2015-01-31(#10) |
| B-400 | 302 | 51.10 | Campbell, Kevin (2015) (Christian Brothers, TN) | Vanderbilt HS Invitational(TN), 2015-01-31(#10) |
| B-400 | 302 | 51.10 | Christensen, Mckay (Riverton, UT) | Utah Distance Challenge(UT), 2015-02-13(#5) |
| B-400 | 305 | 51.11 | Meyers, Khance (2017) (Unattached, MI) | UK HS Invitational(KY), 2015-02-21(#17) |
| B-400 | 305 | 51.11 | Pickett, Bryce (2017) (Oak Park, MI) | UK HS Invitational(KY), 2015-02-21(#18) |
| B-400 | 305 | 51.11 | Clark, Garrett (Winfield, AL) | AL 1A-3A Indoor State Meet(AL), 2015-02-07(#1) |
| B-400 | 305 | 51.11 | Macharia, Kirema (2015) (Round Rock, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#15) |
| B-400 | 309 | 51.12 | Rojo, Gabriel (2015) (Bingham, UT) | UHSTCA Indoor Championships(UT), 2015-01-31(#6) |
| B-400 | 309 | 51.12 | Miller, Michael (2015) (Mccluer South-Berkeley, MO) | Big River HS Series Championships(MO), 2015-02-22(#3) |
| B-400 | 311 | 51.13 | Norment, Naaman (2015) (Houston, TN) | Vanderbilt HS Invitational(TN), 2015-01-31(#12) |
| B-400 | 311 | 51.13 | Nobles, Jawan (2016) (Phil Campbell, AL) | Last Chance Invitational(AL), 2015-01-31(#15) |
| B-400 | 313 | 51.14 | Plihon, Yohan (Unattached, ) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#16) |
| B-400 | 313 | 51.14 | Waller, Kurt (2015) (Battlefield, VA) | New Balance Indoor Nationals - Emerging Elites(NY), 2015-03-14(#24) |
| B-400 | 313 | 51.14 | Cusack, David (2016) (Wachusett Regional, MA) | Boston University Mini Meet #3(MA), 2015-01-03(#4) |
| B-400 | 316 | 51.15 | Cook, Cartavia (2016) (Bossier, LA) | LSU HS Qualifier #1(LA), 2015-01-24(#4) |
| B-400 | 316 | 51.15 | Spivey, Terrion (2017) (DeSoto, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#17) |
| B-400 | 318 | 51.16 | Jones, Tahrike (2015) (Lutcher, LA) | LA D1 Indoor State Meet(LA), 2015-02-21(#4) |
| B-400 | 319 | 51.17 | Robinson, Anthony (Unattached, MI) | MITS #2 @ SVSU(MI), 2015-01-17(#5) |
| B-400 | 319 | 51.17 | Liebling, Jake (2015) (Lenape Regional, NJ) | NJSIAA Group 4 South Sectional Championship(NJ), 2015-01-30(#2) |
| B-400 | 319 | 51.17 | Zimmerman, Brian (2016) (Mifflinburg Area, PA) | PFTCA Indoor State Championships(PA), 2015-03-01(#17) |
| B-400 | 319 | 51.17 | Hughes, Winn (2015) (Guthrie, OK) | Oklahoma HS Indoor #2(OK), 2015-02-13(#2) |
| B-400 | 319 | 51.17 | Reed, Keshun (2016) (Martin, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#18) |
| B-400 | 324 | 51.18 | Dawkins, Malik (Rockdale County, GA) | Last Chance Invitational(AL), 2015-01-31(#17) |
| B-400 | 324 | 51.18 | Anderson, Aaron (James Clemens, AL) | Last Chance Invitational(AL), 2015-01-31(#16) |
| B-400 | 326 | 51.19 | Banks, Kaylan (Oxford, AL) | AL 6A Indoor State Meet(AL), 2015-02-07(#7) |
| B-400 | 326 | 51.19 | Gallagher, Jackson (2015) (Wakefield, MA) | New Balance Indoor Nationals(NY), 2015-03-15(#26) |
| B-400 | 328 | 51.20 | Shannon, Aaron (2016) (Withrow, OH) | OSU Buckeye HS Open #3(OH), 2015-02-07(#2) |
| B-400 | 328 | 51.20 | Thompson, Corey (2015) (East Gaston, NC) | New Balance Indoor Nationals - Emerging Elites(NY), 2015-03-14(#25) |
| B-400 | 328 | 51.20 | Thompson, Kelly (18) (Luella, GA) | USATF South Zonal Indoor Championships(AL), 2015-02-15(#5) |
| B-400 | 328 | 51.20 | Leach, Kendall (2016) (Archbishop Carroll, DC) | Kevin Dare HS Invitational(PA), 2015-01-24(#5) |
| B-400 | 328 | 51.20 | Gangemi, Kevin (2015) (Cornwall Central, NY) | Hispanic Games(NY), 2015-01-10(#16) |
| B-400 | 333 | 51.21 | Pauli, Cody (London, OH) | SPIRE Scholastic Open(OH), 2015-01-16(#3) |
| B-400 | 333 | 51.21 | Allison, Champion (2017) (George Ranch, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#19) |
| B-400 | 333 | 51.21 | Barker, Dylan (2016) (Lehi, UT) | UHSTCA Indoor Championships(UT), 2015-01-31(#7) |
| B-400 | 333 | 51.21 | Wells, Charlie (2015) (Penn Wood, PA) | TFCA of GP Last Chance Meet(PA), 2015-02-13(#4) |
| B-400 | 337 | 51.22 | Egelkraut, Gary (2015) (Delton-Kellogg, MI) | GVSU D3/4 Invitational(MI), 2015-03-20(#2) |
| B-400 | 337 | 51.22 | Dozier, Aaron (2015) (Dunbar, OH) | OH Indoor State Meet(OH), 2015-03-07(#9) |
| B-400 | 339 | 51.23 | Hughey, Peter (2015) (James Buchanan, PA) | Mt. Union HS Qualifier #1(OH), 2015-02-08(#1) |
| B-400 | 339 | 51.23 | Johnson, Jaquan (2015) (Harker Heights, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#20) |
| B-400 | 339 | 51.23 | Ravenell, Olin (16) (North Charleston, SC) | Indoor Alumni Age Group Invitational(AL), 2014-12-27(#7) |
| B-400 | 339 | 51.23 | Long, Evan (18) (Ripon, WI) | USATF Wisconsin Indoor Championships(WI), 2015-02-08(#4) |
| B-400 | 343 | 51.24 | Richter, Jacob (2015) (Century, ND) | ND Indoor State Meet(ND), 2015-03-27(#1) |
| B-400 | 343 | 51.24 | McConico, Kwantreyl (2015) (Woodlawn, AL) | Martin Luther King Indoor Track Classic(AL), 2015-01-19(#9) |
| B-400 | 343 | 51.24 | Powell, Peyton (2015) (Springdale, AR) | Arkansas HS Invitational(AR), 2015-01-17(#25) |
| B-400 | 343 | 51.24 | Vomacka, Ryan (17) (Mountain View, CO) | Simplot Games(ID), 2015-02-21(#14) |
| B-400 | 343 | 51.24 | O'Keefe, Louis (2015) (Emerson, NJ) | NJSIAA Group 1 Championships(NJ), 2015-02-15(#4) |
| B-400 | 348 | 51.25 | Williams, Wayne (2015) (Monroe-Woodbury, NY) | New Paltz Running Camp Invitational(NY), 2014-12-13(#1) |
| B-400 | 348 | 51.25 | Strickland, Parris (2015) (Brighton, NY) | USATF National Youth Indoor Championships(MD), 2015-03-15(#3) |
| B-400 | 348 | 51.25 | Walker, Isaac (2015) (Warren Township, IL) | Illinois Top Times Championships - Class 3A(IL), 2015-03-28(#5) |
| B-400 | 348 | 51.25 | Corbett, Tucker (2015) (York, ME) | Western Maine Conference Championships(ME), 2015-02-06(#1) |
| B-400 | 348 | 51.25 | Belcastro, Jake (2016) (Mason, OH) | OH Indoor State Meet(OH), 2015-03-07(#12) |
| B-400 | 348 | 51.25 | Goronson, Greg (2015) (Arbor View, NV) | BYU HS Indoor Invitational(UT), 2015-01-24(#6) |
| B-400 | 354 | 51.26 | Spodobalski, Logan (2016) (Bishop Manogue, NV) | New Balance Boise Indoor(ID), 2015-02-07(#4) |
| B-400 | 354 | 51.26 | Satterfield, Riley (2015) (Concordia Lutheran, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#21) |
| B-400 | 356 | 51.27 | Connor, Steven (2015) (Wheaton North, IL) | DuPage Valley Boys Indoor Conference Meet(IL), 2015-03-20(#1) |
| B-400 | 357 | 51.28 | Dixon, Quentavious (Phenix City Central, AL) | AL 7A Indoor State Meet(AL), 2015-02-07(#8) |
| B-400 | 357 | 51.28 | Salazar, Jason (2015) (Northeast, FL) | Jimmy Carnes Invitational(FL), 2015-01-24(#8) |
| B-400 | 359 | 51.29 | Buck, Owen (2016) (Ballard, WA) | UW Open(WA), 2015-02-15(#11) |
| B-400 | 359 | 51.29 | Whalen, Jay (2015) (Glasgow, DE) | DE Indoor State Meet(MD), 2015-02-07(#3) |
| B-400 | 359 | 51.29 | Wallace, Brenden (2015) (Allen, TX) | Oklahoma HS Indoor #2(OK), 2015-02-13(#3) |
| B-400 | 362 | 51.30 | Dunwell, Stanley (2015) (Unattached, TN) | Vanderbilt HS Invitational(TN), 2015-01-31(#13) |
| B-400 | 362 | 51.30 | Gonzales, Ian (2017) (Big Spring, TX) | Texas Tech HS Open(TX), 2015-02-21(#3) |
| B-400 | 364 | 51.31 | Cueto, Jaime (2017) (Plains, TX) | Texas Tech HS Open(TX), 2015-02-21(#4) |
| B-400 | 364 | 51.31 | Hansen, Cameron (2015) (Rigby, ID) | Simplot Games(ID), 2015-02-21(#15) |
| B-400 | 366 | 51.32 | Willey, Preston (2015) (Unattached, UT) | UHSTCA Indoor Championships(UT), 2015-01-31(#8) |
| B-400 | 366 | 51.32 | Adams, David (2016) (Beacon, NY) | Yale HS Track Classic(CT), 2015-01-17(#6) |
| B-400 | 366 | 51.32 | Gleen, Tyler (2017) (Trumbull, CT) | New Balance Indoor Nationals - Emerging Elites(NY), 2015-03-14(#26) |
| B-400 | 366 | 51.32 | Jones, Isaiah (2016) (Edmond Memorial, OK) | Arkansas HS Invitational(AR), 2015-01-17(#27) |
| B-400 | 366 | 51.32 | Freeman, Dekaryea (2016) (Oak Park, MI) | MITS #5 @EMU(MI), 2015-02-12(#1) |
| B-400 | 366 | 51.32 | Warren, Austyn (St. Georges Tech, DE) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#22) |
| B-400 | 372 | 51.33 | Hammonds, Isaac (2015) (Greenbrier, GA) | Indoor Alumni Age Group Invitational(AL), 2014-12-27(#8) |
| B-400 | 372 | 51.33 | Douglas, Sid (2016) (Westfield, NJ) | NJSIAA Group 4 Championships(NJ), 2015-02-15(#8) |
| B-400 | 372 | 51.33 | Jenkins, Mark (2015) (Unattached, ) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#23) |
| B-400 | 372 | 51.33 | Bilton, Sawyer (18) (Unattached, ) | Jimmy Carnes Invitational(FL), 2015-01-24(#9) |
| B-400 | 376 | 51.34 | Thompson, Jordan (2015) (Bishop Moore, FL) | Indoor Alumni Age Group Invitational(AL), 2014-12-27(#9) |
| B-400 | 377 | 51.35 | Charlton, Brett (2015) (Eureka, IL) | Normal West Boys Invitational(IL), 2015-02-28(#1) |
| B-400 | 377 | 51.35 | Rickerby, Haig (2017) (McNair Academic, NJ) | NJSIAA Group 1 Championships(NJ), 2015-02-15(#5) |
| B-400 | 377 | 51.35 | Bolden, Bronshaye (2015) (Bowie, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#24) |
| B-400 | 380 | 51.36 | Chapman, Peyton (2015) (Bolingbrook, IL) | Southwest Suburban Boys Indoor Conference Meet(IL), 2015-03-21(#1) |
| B-400 | 381 | 51.37 | Young, Tyler (2015) (Montgomery, NJ) | NJSIAA Group 4 Central Sectional Championship(NJ), 2015-02-01(#4) |
| B-400 | 381 | 51.37 | Lomong, Peter (2015) (Fork Union Military, VA) | New Balance Indoor Nationals - Emerging Elites(NY), 2015-03-14(#27) |
| B-400 | 383 | 51.38 | Cagigal, Jordan (2016) (Metea Valley, IL) | Upstate Eight Boys Indoor Conference Meet(IL), 2015-03-20(#5) |
| B-400 | 384 | 51.39 | Stewartson, Brendon (2016) (Hillhouse, CT) | Yale HS Track Classic(CT), 2015-01-17(#7) |
| B-400 | 384 | 51.39 | McDowell, Jawon (UMS-Wright, AL) | AL 4A-5A Indoor State Meet(AL), 2015-02-07(#1) |
| B-400 | 384 | 51.39 | Graves, Caulin (2016) (Kansas City, MO) | Arkansas HS Invitational(AR), 2015-01-17(#28) |
| B-400 | 384 | 51.39 | Cobb, Griffin (2016) (Mark T. Sheehan, CT) | New Balance Indoor Nationals - Emerging Elites(NY), 2015-03-14(#28) |
| B-400 | 384 | 51.39 | Boucher, Oliver (2015) (Central Bucks East, PA) | PFTCA Indoor State Championships(PA), 2015-03-01(#18) |
| B-400 | 389 | 51.40 | Charles, Daniel (15) (unattached, ) | Indoor Alumni Age Group Invitational(AL), 2014-12-27(#3) |
| B-400 | 389 | 51.40 | Lancaster, Elliott (2015) (Weatherford, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#25) |
| B-400 | 389 | 51.40 | Price, Adam (2015) (Tuscarawas Central Catholic, OH) | OH Indoor State Meet(OH), 2015-03-07(#10) |
| B-400 | 389 | 51.40 | Brown, McKinly (2016) (Hillside, NC) | USATF National Youth Indoor Championships(MD), 2015-03-15(#6) |
| B-400 | 393 | 51.41 | Orlando, John (Cathedral Prep, PA) | TSTCA Indoor Championships(PA), 2015-02-21(#1) |
| B-400 | 393 | 51.41 | Spearman, Emanuel (2015) (Homewood-Flossmoor, IL) | Dorothy Dawson Invitational(IL), 2015-02-07(#1) |
| B-400 | 393 | 51.41 | Cooper, Cameron (2017) (Oak Park, MI) | MITS #5 @EMU(MI), 2015-02-12(#2) |
| B-400 | 393 | 51.41 | Sampson, Hunter (2015) (Salem (Roanoke), VA) | New Balance Indoor Nationals(NY), 2015-03-15(#27) |
| B-400 | 393 | 51.41 | Corley, Austin (2015) (Adrian, MO) | Jayhawk HS Open(KS), 2015-02-01(#1) |
| B-400 | 398 | 51.42 | Frazier, Bryce (2016) (Bloomington North, IN) | Indiana Track Club HS Open(IN), 2015-02-07(#3) |
| B-400 | 398 | 51.42 | Bolden, Anthony (James Clemens, AL) | Martin Luther King Indoor Track Classic(AL), 2015-01-19(#11) |
| B-400 | 398 | 51.42 | Mackay-Morgan, Christian (16) (Northwest Catholic, CT) | Yale HS Track Classic(CT), 2015-01-17(#8) |
| B-400 | 401 | 51.43 | Reilly, James (2015) (Hinsdale Central, IL) | WSC-Silver Boys Indoor Conference Meet(IL), 2015-03-21(#1) |
| B-400 | 401 | 51.43 | Haughton, Robert (2016) (Saratoga Springs, NY) | East Coast Championship Meet(RI), 2015-01-17(#1) |
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