| POS. | # | RIDER | HOMETOWN | BIKE | TEAM/SPONSORS |
|---|---|---|---|---|---|
| Start Position 1 | 17 | Cooper Webb | Newport, NC | Yamaha YZ250F | Yamalube/Star Racing/Yamaha |
| Start Position 2 | 981 | Austin Politelli | Menifee, CA | Yamaha YZ250F | 51FIFTY ENERGY DRINK |
| Start Position 3 | 38 | Matthew Bisceglia | Weatherford, TX | Honda CRF 250 | GEICO Honda |
| Start Position 4 | 32 | Justin Hill | Yoncalla, OR | KTM 250 SX-F | KTM/RED BULL/MOTOREX/WP/AKRAPOVIC/DUNLOP/FOX |
| Start Position 5 | 911 | Tyler Bowers | Corona, CA | Kawasaki KX 250F | Monster Energy Pro Circuit Kawasaki |
| Start Position 6 | 130 | Thomas Hahn | Great Bend, KS | Honda CRF 250 | Motosport.com/GPI/Honda |
| Start Position 7 | 157 | Aaron Plessinger | Hamilton, OH | Yamaha YZ250F | Yamalube/Star Racing/Yamaha |
| Start Position 8 | 91 | Chris Howell | Spokane, WA | Yamaha YZ250F | Barn Pros Racing/Home Depot/ Yamaha, Alliance Steel |
| Start Position 9 | 31 | Alex Martin | Millville, MN | Yamaha YZ250F | CycleTrader.com Rock River YAMAHA |
| Start Position 10 | 65 | Scott Champion | Wildomar, CA | Yamaha YZ250F | -- none listed -- |
| Start Position 11 | 66 | Chris Alldredge | Powell Butte, OR | Kawasaki KX 250F | Monster Energy Pro Circuit Kawasaki |
| Start Position 12 | 217 | Ryan Breece | Athol, ID | Yamaha YZ250F | |
| Start Position 13 | 71 | Cole Martinez | Rimrock, AZ | Yamaha YZ250F | Slaton Racing |
| Start Position 14 | 148 | Trevor Reis | San Diego, CA | Yamaha YZ250F | Maxima Oils, Motoworldracing.com, Answer, 100%, Just |
| Start Position 15 | 275 | Johnny Jelderda | Murneta, CA | Honda CRF 250 | pro kitchen/dcr/trinity gfx/bell helmets/jdp desings/ocrc raceway/autism mx/schidmit performance/yoshimura |
| Start Position 16 | 57 | Jackson Richardson | Australia | Honda CRF 250 | XPR Motorsports |
| Start Position 17 | 360 | Aaron Siminoe | Reno, NV | Kawasaki KX 250F | -- none listed -- |
| Start Position 18 | 727 | Rhett Urseth | Casa Grande, AZ | Kawasaki KX 250F | AEO Powersports/AXO/Novik Gloves/Bell Helmets/Adrenalin Kawasaki/Silo Creations/Hammer Nutrition/Rekluse/Yoshimura/Oakley/VP |
| Start Position 19 | 34 | Malcolm Stewart | Haines City, FL | Honda CRF 250 | GEICO Honda |
| Start Position 20 | 40 | Shane Mcelrath | Canton, NC | KTM 250 SX-F | Troy Lee Designs/ Lucas Oil/ Red Bull/ KTM |
| Start Position 21 | 100 | Joshua Hansen | Elbert, CO | Kawasaki KX 250F | Team 100/Motosport.com/Monster Energy Kawasaki/Fox/Supertech/Donnie Hansen MX Academy |
| Start Position 22 | 16 | Zach Osborne | Chesterfield, SC | Husqvarna FC250 | ROCKSTAR ENERGY/HUSQVARNA FACTORY RACING |