4x100 RelayCompare top 10 |
| 1. | 17-18 | Tre James Illas Garcia Elliott Davis Kawika Jones | 41.75 | NV | Vegas Lightning Track | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 2. | 17-18 | Devion Clayton David Washington Tyrece Newsome-Johnson Frank Harris III | 42.42 | NV | Nevada Gazzelles | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 3. | 17-18 | Novell Reid Jonathan Davis Robert Howard Greggory Gilbert | 42.86 | NV | Las Vegas Blazin One'z | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 4. | 15-16 | Nazar Bombata Niles Reeves Dean Cotrone Solomon Strader | 44.04 | CA | Valley United Track Club | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 5. | 17-18 | Ryan Farias Alejandro Barquero Nicholas Guajardo Andrew Martinez | 44.16 | CA | Cheetahs International Track | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 6. | 13-14 | Jack Sapyta Jaiden Mitchell Jaylend Howard Darien Langley | 45.38 | CA | Pacific Coast Shock Waves | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 7. | 13-14 | Asis Higginbotham Darius Stewart Darrien Stewart Donavan Stewart | 45.51 | NV | Run 702 | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 8. | 15-16 | Stephen Bradford Jr Christian Harris Wolley Tuala Jhamoraki Wright | 46.04 | CA | Imani Speedcity Compton | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 9. | 13-14 | Elijah Islam Anthony Johnson Jeremiah Dagnino William Pitchford Jr | 46.40 | CA | Imani Speedcity Compton | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 10. | 13-14 | Dante Mata-Burney Antonio Abrego Jalen Davis Kory Bacon | 47.18 | CA | Plyometric Fusion | Jun 26 | USATF Region 15 Junior Olympic Championships |
4x400 RelayCompare top 10 |
| 1. | 17-18 | Elijah Henderson Trevor Henry Kawika Jones Elliott Davis | 3:26.80 | NV | Vegas Lightning Track | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 2. | 17-18 | Jonathan Davis Greggory Gilbert Robert Howard Novell Reid | 3:29.66 | NV | Las Vegas Blazin One'z | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 3. | 13-14 | Anthony Taylor Jaiden Mitchell Darien Langley Erick Steward | 3:29.91 | CA | Pacific Coast Shock Waves | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 4. | 13-14 | Elijah Islam Jeremiah Dagnino Anthony Johnson William Pitchford Jr | 3:36.64 | CA | Imani Speedcity Compton | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 5. | 13-14 | Jovan Ellington Zachariah Turner Tyler Walker Sonny Hernandez | 3:38.23 | CA | Valley United Track Club | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 6. | 13-14 | Anthony Myles Jr Gerick Robinson KeyShawn Eagles Jovantae Barnes | 3:40.51 | NV | Las Vegas Blazin One'z | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 7. | 13-14 | Donavan Stewart Darius Stewart Darrien Stewart Asis Higginbotham | 3:41.54 | NV | Run 702 | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 8. | 15-16 | Lennard Marshall Jaylin Gant Armando Bryson Jason Hilliard | 3:43.41 | CA | Pacific Coast Shock Waves | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 9. | 13-14 | Jaylend Howard Jack Sapyta Antonio Andraus Malik Harness | 3:46.57 | CA | Pacific Coast Shock Waves | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 10. | 13-14 | Ty Williams Jonathan Verner Dariyon Goodnight Jonathan Porche | 3:59.99 | CA | Los Angeles Jets | Jun 26 | USATF Region 15 Junior Olympic Championships |
4x800 RelayCompare top 10 |
| 1. | 13-14 | Antonio Andraus Raul Chavez Tyriq Granillo Erick Steward | 8:39.29 | CA | Pacific Coast Shock Waves | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 2. | 15-16 | Jaylin Gant Lennard Marshall Armando Bryson Alberto Lopez Jr | 8:47.08 | CA | Pacific Coast Shock Waves | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 3. | 13-14 | Jeremiah Dagnino Elijah Islam William Pitchford Jr Joshua Spencer-Morgan | 8:54.11 | CA | Imani Speedcity Compton | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 4. | 13-14 | Tyler Walker Sonny Hernandez Zachariah Turner Akili Ligons | 8:57.93 | CA | Valley United Track Club | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 5. | 13-14 | Malik Harness Enrique Ochoa Phillip Jefferson Anthony Taylor | 9:06.56 | CA | Pacific Coast Shock Waves | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 6. | 13-14 | Anthony Myles Jr Jovantae Barnes Gerick Robinson KeyShawn Eagles | 9:11.07 | NV | Las Vegas Blazin One'z | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 7. | 11-12 | Nicholas Mejia Christopher Sottile Aaron Cantu Gabriel Rice | 9:53.17 | CA | Pacific Coast Shock Waves | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 8. | 13-14 | Bryce Granillo Paul Holyfield Jr Christopher Williamson Andrew Calvillo | 10:00.61 | CA | Pacific Coast Shock Waves | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 9. | 11-12 | Ryan Armijo Alex Manzano Matthias Allison Aiden Weinstein | 10:04.89 | CA | Valley United Track Club | Jun 26 | USATF Region 15 Junior Olympic Championships |
| 10. | 11-12 | Lamarr Kirk Jr Jalen Cox Dakoda Fields Vince Lakins Jr | 10:15.17 | CA | New Era Elite Track | Jun 26 | USATF Region 15 Junior Olympic Championships |