Boys 400 Meter Dash
| RANK | TIME | ATHLETE/TEAM | GRADE | MEET DATE PLACE |
|---|---|---|---|---|
| 1 | 46.37 | Allen | 2025 | Jesuit-Sheaner Relays 1st F |
| 2 | 46.79 | Katy Mayde Creek | 2025 | |
| 3 | 46.84 | Prosper | 2024 | Allen Eagle Relays 1st F |
| 4 | 47.05 | Humble Atascocita | 2024 | |
| 5 | 47.08 | Humble Atascocita | 2024 | |
| 6 | 47.19 | Ft Worth Wyatt | 2024 | |
| 7 | 47.25 | Klein Forest | 2024 | |
| 8 | 47.35 | Round Rock | 2024 | Round Rock Invitational 1st F |
| 9 | 47.55 | Lindale | 2025 | Tommy Miller Relays 1st F |
| 10 | 47.60 | Justin Northwest | 2027 | Jesuit-Sheaner Relays 2nd F |
| 11 | 47.88 | Houston Christian | 2024 | |
| 12 | 47.95 | Fort Bend Marshall | 2027 | |
| 13 | 47.96 | Northside Sotomayor | 2024 | Alamo Relays 1st F |
| 14 | 48.12 | Euless Trinity | 2024 | |
| 15 | 48.18 | Conroe High | 2024 | |
| 16 | 48.19 | The Woodlands | 2024 | Sam Mosley Relays 2nd F |
| 17 | 48.24 | Northside Brandeis | 2027 | |
| 18 | 48.26 | Houston Lamar | 2025 | Houston Relays 1st F |
| 18 | 48.26 | Lake Belton | 2026 | Round Rock Tri-Meet 1st F |
| 18 | 48.26 | Sheldon King | 2026 | |
| 18 | 48.26 | Katy Cinco Ranch | 2024 | Mayde Creek Invitational 2nd F |
| 22 | 48.32 | Rock Hill | 2024 | Allen Eagle Relays 2nd F |
| 22 | 48.32 | Fort Bend Elkins | 2024 | |
| 24 | 48.33 | La Grange | 2024 | Altair Rice Swamp Relays 1st F |
| 25 | 48.35 | N Richland Hills Richland | 2024 | |
| 26 | 48.36 | Austin Lake Travis | 2026 | |
| 27 | 48.41 | Frisco Lone Star | 2024 | Jesuit-Sheaner Relays 1st F |
| 28 | 48.48 | Fort Bend Crawford | 0 | |
| 28 | 48.48 | DeSoto | 2025 | Desoto Nike Invitational 1st F |
| 28 | 48.48 | Allen | 2024 | Jesuit-Sheaner Relays 3rd F |
| 31 | 48.49 | Red Oak | 2024 | Desoto Nike Invitational 2nd F |
| 31 | 48.49 | Ridge Point High School | 2024 | |
| 31 | 48.49 | Clear Brook | 2026 | |
| 34 | 48.50 | Willis | 2025 | Conroe Tiger Relays 1st F |
| 35 | 48.51 | Wharton | 2027 | |
| 36 | 48.58 | Iowa Colony | 2026 | |
| 37 | 48.60 | Houston Cyp. Springs | 2024 | Spartan Relays 1st F |
| 38 | 48.61 | McKinney North | 2024 | Hebron Hawk Invitational 1st F |
| 39 | 48.72 | Ridge Point High School | 2024 | LCISD Relays 1st F |
| 40 | 48.83 | Frisco Heritage | 2024 | |
| 41 | 48.86 | Conroe Grand Oaks | 2024 | |
| 42 | 48.90 | Houston Cyp. Ranch | 2024 | |
| 42 | 48.90 | Mansfield Timberview | 2026 | Jesuit-Sheaner Relays 3rd F |
| 44 | 48.92 | Houston Cyp. Springs | 2024 | Klein ISD Relays 1st F |
| 45 | 48.95 | Pearland Dawson | 2024 | |
| 46 | 48.98 | Dallas Wilson | 2024 | UIL 5A - District 11 1st P |
| 46 | 48.98 | LC Clear Springs | 2024 | |
| 48 | 48.99 | Keller Central | 2024 | |
| 49 | 49.03 | Denton | 2025 | |
| 50 | 49.04 | Northwest Nelson | 2024 | Jesuit-Sheaner Relays 3rd P |
| 51 | 49.07 | Humble Kingwood | 2026 | |
| 52 | 49.08 | Hamshire-Fannett | 2025 | Splendora Wildcat Relays 1st F |
| 53 | 49.10 | Cornerstone Christian Schools | 2025 | |
| 53 | 49.10 | Dallas Skyline | 2025 | Desoto Nike Invitational 3rd F |
| 55 | 49.13 | Fort Stockton | 2024 | Levelland Relays 1st F |
| 56 | 49.17 | Katy Mayde Creek | 2025 | |
| 57 | 49.18 | Refugio | 2024 | Alice Hub City Relays 1st F |
| 57 | 49.18 | Clifton | 2025 | HS Cub Relays 1st F |
| 57 | 49.18 | New Braunfels High School | 2024 | |
| 57 | 49.18 | West Brook | 2024 | |
| 57 | 49.18 | Plano West | 2025 | Jesuit-Sheaner Relays 6th P |
| 57 | 49.18 | Mansfield Legacy | 2024 | Jesuit-Sheaner Relays 7th P |
| 63 | 49.20 | Muleshoe | 2024 | |
| 63 | 49.20 | Liberty Christian | 2025 | |
| 65 | 49.24 | Waco University | 2024 | |
| 65 | 49.24 | Pearland High School | 2024 | |
| 67 | 49.25 | Texas City | 2024 | |
| 68 | 49.26 | Burleson Centennial | 2027 | |
| 68 | 49.26 | Killeen Shoemaker | 2025 | PVAMU Relays 1st F |
| 68 | 49.26 | Crawford | 2024 | |
| 71 | 49.27 | El Paso El Dorado | 2026 | Burges Invitational 1st F |
| 72 | 49.30 | Mansfield Lake Ridge | 2026 | Lake Ridge Invitational 1st F |
| 73 | 49.30 | Marshall | 0 | Wildcat Relays 1st F |
| 74 | 49.31 | Galena Park North Shore | 2025 | |
| 74 | 49.31 | Humble | 2026 | Sam Mosley Relays 4th F |
| 74 | 49.31 | Garland Naaman Forest | 2024 | Jesuit-Sheaner Relays 8th P |
| 77 | 49.34 | El Paso Eastwood | 2024 | del valle 1st F |
| 78 | 49.35 | Flower Mound | 2024 | |
| 79 | 49.37 | Klein Collins | 2026 | Montgomery Relays 1st F |
| 80 | 49.38 | Randle High School | 2025 | PVAMU Relays 2nd F |
| 81 | 49.39 | Conroe High | 2024 | Conroe Tiger Relays 2nd F |
| 81 | 49.39 | Dickinson | 2024 | Klein ISD Relays 2nd F |
| 83 | 49.40 | Duncanville | 2024 | |
| 84 | 49.41 | Midland Legacy | 2024 | |
| 85 | 49.43 | Northside Holmes | 2024 | Alamo Relays 2nd F |
| 86 | 49.46 | Azle | 2024 | ALEDO BEARCAT RELAYS 2nd F |
| 86 | 49.46 | Krum | 2024 | |
| 86 | 49.46 | Houston North Forest | 2026 | Houston Relays 2nd F |
| 89 | 49.49 | Aubrey HS | 2024 | |
| 89 | 49.49 | Manvel | 2024 | |
| 91 | 49.50 | San Antonio Wagner | 2025 |