| POS. | # | RIDER | HOMETOWN | BIKE | TEAM/SPONSORS |
|---|---|---|---|---|---|
| Start Position 1 | 28 | Jessy Nelson | Paso Robles, CA | KTM 250 SX-F | Troy Lee Designs/ Lucas Oil/ Red Bull/ KTM |
| Start Position 2 | 34 | Malcolm Stewart | Haines City, FL | Honda CRF 250 | GEICO Honda |
| Start Position 3 | 100 | Joshua Hansen | Elbert, CO | Kawasaki KX 250F | Kawasaki/Motosports.com/Fox/Supertech/Donnie Hansen MX Academy |
| Start Position 4 | 17 | Cooper Webb | Newport, NC | Yamaha YZ250F | Yamalube/Star Racing/Yamaha |
| Start Position 5 | 32 | Justin Hill | Yoncalla, OR | KTM 250 SX-F | KTM/RED BULL/MOTOREX/WP/AKRAPOVIC/DUNLOP/FOX |
| Start Position 6 | 38 | Matthew Bisceglia | Weatherford, TX | Honda CRF 250 | GEICO Honda |
| Start Position 7 | 157 | Aaron Plessinger | Hamilton, OH | Yamaha YZ250F | Yamalube/Star Racing/Yamaha |
| Start Position 8 | 44 | Zachary Bell | Cairo, GA | Husqvarna FC250 | ROCKSTAR ENERGY/HUSQVARNA FACTORY RACING |
| Start Position 9 | 911 | Tyler Bowers | Corona, CA | Kawasaki KX 250F | Monster Energy/Pro Circuit/Kawasaki |
| Start Position 10 | 40 | Shane Mcelrath | Canton, NC | KTM 250 SX-F | Troy Lee Designs/ Lucas Oil/ Red Bull/ KTM |
| Start Position 11 | 66 | Chris Alldredge | Powell Butte, OR | Kawasaki KX 250F | Monster Energy/Pro Circuit/Kawasaki |
| Start Position 12 | 981 | Austin Politelli | Menifee, CA | Yamaha YZ250F | 51FIFTY ENERGY DRINK |
| Start Position 13 | 57 | Jackson Richardson | Australia | Honda CRF 250 | XPR Motorsports/Renegade/Galfer/6D helmets/Race tech titanium/Vonzipper/Dunlop/Yoshimura/Answer/DVS |
| Start Position 14 | 130 | Thomas Hahn | Great Bend, KS | Honda CRF 250 | Motosport.com/DPI/Honda |
| Start Position 15 | 86 | Zackery Freeberg | Riverview, FL | Yamaha YZ250F | Strikt Slaton Yamaha/YP/SEI |
| Start Position 16 | 16 | Zach Osborne | Chesterfield, SC | Husqvarna FC250 | ROCKSTAR ENERGY/HUSQVARNA FACTORY RACING |
| Start Position 17 | 31 | Alex Martin | Millville, MN | Yamaha YZ250F | CycleTrader.com | Rock River YAMAHA | RoostMX |
| Start Position 18 | 71 | Cole Martinez | Rimrock, AZ | Yamaha YZ250F | Strikt Slaton Yamaha/YP/SEI |
| Start Position 19 | 148 | Trevor Reis | San Diego, CA | Yamaha YZ250F | Maxima oils/Motoworldracing.com/Answer/100% |
| Start Position 20 | 217 | Ryan Breece | Athol, ID | Yamaha YZ250F | Custom Plumbing, Team Gus,Devol,Grindstone,Yoshimura,Fly Racing,EKS brand,fusionGraphics,mika metals,CTi,Dan Crower Racing, |
| Start Position 21 | 138 | Blake Lilly | Wildomar, CA | KTM 250 SX-F | Clil and co/Pistonbones/FMF/Spy/Alias/ODI/Pirelli |
| Start Position 22 | 275 | Johnny Jelderda | Murneta, CA | Honda CRF 250 | Daniel crower racing/Pro kitchen/Schmidt performance/Autism MX/Bell helmets/Trinity GFX/JDP designs/Ocrc |