| 1. | - | | William Brown Ronald King Phillip Moore Brandon Thompson | 41.69a | GA | Major Impact Track | USATF JO Regional 3 Championship | Sun, Jul 8 |
| 2. | - | | Royce Caldwell William Deere Andrew Moore Jeramee Strain | 41.83a | TX | College Station Sprinters | AAU Club National | Mon, Jul 9 |
| 3. | - | | Eric Blake Gregory Cunningham Kendrick Harris Toney Higgins | 42.06a | NC | Club Chaos | USATF JO Regional 3 Championship | Sun, Jul 8 |
| 4. | - | | Deandre Boykins Lidell Golden Shaquem Griffin Shaquill Griffin | 42.14a | FL | St. Pete Nitro | AAU Club National | Mon, Jul 9 |
| 5. | - | | Hasheem McClellan TJ Holmes Derion Black Trayvon Bromell | 42.18a | FL | Lightning Bolt Track | Golden South Classic | Sat, May 26 |
| 6. | - | | Relay Team | 42.54c | WA | 1911 Track Club | Portland Track Festival / BAC -Age Group Meet | Sun, Jun 3 |
| 7. | - | | Dandre Fletcher Lynard Jamison Charles Mack Aaron Peak | 42.85a | SC | Team Blaze | USATF JO Regional 3 Championship | Sun, Jul 8 |
| 8. | - | | Danick Duffus Corinthian Neal Iguens Aristil Daniel Thermidor | 43.25a | FL | Fastlane Track | Golden South Classic | Sat, May 26 |
| 9. | - | | Tamerick Barbour Montreal Williams Terrence Martin Cedric Harris | 43.54a | NC | Evolution Track | North Carolina USATF Junior Olympic State Championship | Sun, Jun 24 |
| 10. | - | | Charles Cochrane Osedebadmen Imeokparia Aaron Limberry Shahid Nuriddin | 43.62a | DE | Above Xpectations | AAU Club National | Mon, Jul 9 |
| 11. | - | | Michael Cherry Quantelius Garrett Darius Green Jason Philson | 44.19a | VA | Five Star Track Program | USATF JO Regional 3 Championship | Sun, Jul 8 |
| 12. | - | | Joey Martin Rocky Martin Connor Bracken Devin King | 45.66a | OR | Step ur Game Up | USATF Oregon Assoc. Junior Olympic Championship - Day 1 | Sat, Jun 16 |
| 13. | - | | Gabriel Blackman Juan Clark Tremayne Flagler Charlie Lee | 46.45a | GA | All Heart | AAU Club National | Mon, Jul 9 |
| 14. | - | | Jacob Davis Chineme Allison Chibuikem Dunu Joshua Valencia | 48.54a | CA | Valley Vipers Athletic | AAU Area 23 National Qualifier | Fri, Jun 15 |
| 15. | - | | Jahkwan Blackley Myshan Pineda Breon Deloatch Lonnell Wiggins | 49.41a | VA | Churchland Trailblazers Track | AAU Club National | Mon, Jul 9 |
| 16. | - | | Relay Team | 50.57a | OH | Columbus Elite | Russell Blunt Invitational | Fri, Jul 20 |
| 17. | - | | Relay Team | 50.89a | GA | College Park Favor | Clayton Spring Track Series #2 | Sat, Mar 17 |
| 18. | - | | Dedrick Howard Savion Aaron Zory Beavers Hasan Lee | 51.26a | GA | Burdett Park Trojans | Clayton Spring Track Series #3 | Sat, Mar 24 |
| 19. | - | | Ashton Davis Bryce Moulton Eric Houston Joel Mayorga | 51.41a | CA | Ventura Tigres | VCYTC Week 2 NP-VEN | Sat, Mar 24 |
| 20. | - | | DeMargheeaye Davis Demius Drakeford Tyski Ingram Javarus McIlwain | 51.57a | SC | Columbus Parker Track | CHARLOTTE FLIGHT DEVELOPMENTAL MEET | Sat, May 5 |
| 21. | - | | Relay Team | 51.60a | FL | Polk County Elite | FLYRA West Regional Championship | Sat, Apr 7 |
| 22. | - | | Michael Bounds Chris Cofield Christopher Patterson Rico Tipton | 52.40a | AZ | Spartan Speedsters | Phoenix Invitational | Sat, Mar 31 |
| 23. | - | | Relay Team | 52.50a | TX | Houston Synergy Track and Field | 1st Annual Texas Stallions Relays | Sat, Apr 28 |
| 24. | - | | Jaylen Lowe Bruce Mattox III Greg Hill Jalen Roach | 52.73a | GA | Premier Athletics Track | Clayton Spring Track Series Championships | Sat, Apr 21 |
| 25. | - | | De'Queze Fryer Shareez Hamm Drake Bolus Demarius Lamar | 53.25a | GA | Jones County Youth | Clayton Spring Track Series #2 | Sat, Mar 17 |
| 26. | - | | Relay Team | 53.83a | CA | Berkeley Blaze | CA Spring Fling Track Invitational | Sat, Apr 14 |
| 27. | - | | Nolan Wallace Benjamin Okafor Tyree Williams Rodney Tookes | 54.11a | GA | Clayton County Striders | Clayton Spring Track Series Championships | Sat, Apr 21 |
| 28. | - | | Relay Team | 54.27a | DC | SYO Chargers | Russell Blunt Invitational | Fri, Jul 20 |
| 29. | - | | Brandon Wilson Dhkwan Darden Javaris Askin Miles Newton | 55.01a | GA | East Point | Clayton Spring Track Series #3 | Sat, Mar 24 |
| 30. | - | | Adam Dreese Daniel Coscarelli Trevor Oliver Samuel Meisner | 55.03a | CA | Newbury Park Track | VCYTC Week 2 NP-VEN | Sat, Mar 24 |
| 31. | - | | Joshua Dupree Deon George Aaron Powell Reggie Booker | 55.71a | GA | Fayette Bolts | Clayton Spring Track Series #4 | Sat, Apr 14 |
| 32. | - | | Andrew Earl Tyler Rohrman Isaac Sanchez Trystin Seavert | 56.00a | OR | Hermiston Hurricanes | Athena-Weston Youth Meet | Thu, Apr 19 |
| 33. | - | | Relay Team | 56.53a | TX | Thunderboltz | Coaches Coalition Track and Field National Championship | Fri, Jul 20 |
| 34. | - | | DARIUS LUFF KESAIAH PARKS Khalid Solomon JOHN GOODWIN | 56.84c | NE | Peak Performance Track | WINGS OF OMAHA | Sun, May 6 |
| 35. | - | | Christian Horton Tyriq Banks Howard Sheffield Cameron Butler | 57.35a | GA | Sandtown | Clayton Spring Track Series #3 | Sat, Mar 24 |
| 36. | - | | Jamari Brown Devin Eubanks Bryan Gilmore Thayne Hunter | 57.96a | AZ | Alliance Youth Sports | Regulation | Sat, Apr 21 |
| 37. | - | | Relay Team | 58.33a | SC | The Storm | USATF JO Regional 3 Championship | Sun, Jul 8 |
| 38. | - | | Miles Larry Demoryie Ragland Tristan Thompson Ismail Young | 58.64a | CA | LA United Track | Phoenix Invitational | Sat, Mar 31 |
| 39. | - | | Cameron Buntin Ethan Huff Brock Kealoha Rodney Rodgers | 59.08a | AZ | Vail Vipers | Phoenix Invitational | Sat, Mar 31 |
| 40. | - | | Relay Team | 60.04a | TX | Capital City Bearcats | Coaches Coalition Track and Field National Championship | Fri, Jul 20 |
| 41. | - | | Relay Team | 60.14a | TX | BJ Striders Track | Coaches Coalition Track and Field National Championship | Fri, Jul 20 |
| 42. | - | | Relay Team | 60.80a | TX | Flying Dragons | 1st Annual Texas Stallions Relays | Sat, Apr 28 |
| 43. | - | | Relay Team | 61.04c | CA | Holy Rosary | CYO-DVCL Meet #1 - DVC | Sat, Mar 17 |
| 44. | - | | Relay Team | 61.44c | CA | Bakersfield Flyers | NW Bakersfield Prelim #2 | Sat, Apr 21 |
| 45. | - | | Relay Team | 61.50a | WA | Hilltop Striders | 2012 6th Annual Fred Dean Invitational Track Meet | Sat, May 19 |
| 46. | - | | Relay Team | 61.74a | CA | East County Cheetahs | CA Spring Fling Track Invitational | Sat, Apr 14 |
| 47. | - | | Jayden Bembry Keith Jackmon Toepfer Connor Malcolm Dewalt | 61.94c | WA | Bremerton Jaguars | Bremerton Jaguars Track and Field | Sat, Jun 9 |
| 48. | - | | Relay Team | 62.78a | VA | East End Lightening | Russell Blunt Invitational | Fri, Jul 20 |
| 49. | - | | Phillip Butler Riley Conant Kyle Durham Zachary Ghezzi | 63.75a | NC | Fit 180 Athletics | Cuthbertson MS Meet | Thu, Mar 29 |
| 50. | - | | Relay Team | 67.81a | CA | Team Velocity | CA Spring Fling Track Invitational | Sat, Apr 14 |
| 51. | - | | Ti Abney Franklin Gomez Hugo Gomez Elias Esquivel | 68.00a | OR | Stanfield Elementary School | Stanfield/Echo Youth Meet | Thu, May 10 |
| 52. | - | | Relay Team | 68.46a | CA | Franklin Recreation Center | CA Spring Fling Track Invitational | Sat, Apr 14 |
| 53. | - | | Hayden Branam Dante DiCosmo Joshua Isakson Mustafa Sorrell | 72.54c | OR | Boys & Girls Club of Corvallis | Season Best Marks | Thu, Mar 1 |
| 54. | - | | Mac Nasario Jaxon Cook Mason Murdock Dax Davis | 79.14c | OR | The Echo Storm | Stanfield/Echo Youth Meet | Thu, May 10 |