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| 1/22/2021 | Jacobson Exhibition Center - Des Moines, IA Battle at the Barn XIII Mini 60, Tag Cadet, Kid Karts, Champ Kart, Generic 1, 50cc Multi-speed Stock, 50cc Chain, 65cc, 85cc, Vintage 400cc, 250cc+ Open Quad, Quad B Class, 50cc Shaft, Lawn Mower Modified, Lawn Mower Stock, Junior 1 Medium Asphalt Karting, Junior 1 Heavy Asphalt Karting, Junior 2 Medium Asphalt Karting, Junior 2 Heavy Asphalt Karting, Adult Medium Asphalt Karting, Adult Heavy Asphalt Karting, Open Asphalt Karting, Asphalt Sprint - Junior Animal, Asphalt Sprint - Animal Lite, Asphalt Sprint - Animal Medium, Asphalt Sprint - Animal Heavy, Asphalt Sprint - Stock Honda, Asphalt Sprint - Yamaha Senior Stock, Quad A Class, Quad C Class, Quad 50cc, Quad 70cc, Quad 90cc, Quad Girls | Results | | Derek Foster (Asphalt Sprint - Stock Honda) | 5th | - | - | - |
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| 1/23/2021 | Jacobson Exhibition Center - Des Moines, IA Casey's Battle at the Barn XIII Mini 60, Tag Cadet, Kid Karts, Champ Kart, Generic 1, 50cc Multi-speed Stock, 50cc Chain, 65cc, 85cc, Vintage 400cc, 250cc+ Open Quad, Quad B Class, 50cc Shaft, Lawn Mower Modified, Lawn Mower Stock, Junior 1 Medium Asphalt Karting, Junior 1 Heavy Asphalt Karting, Junior 2 Medium Asphalt Karting, Junior 2 Heavy Asphalt Karting, Adult Medium Asphalt Karting, Adult Heavy Asphalt Karting, Open Asphalt Karting, Asphalt Sprint - Junior Animal, Asphalt Sprint - Animal Lite, Asphalt Sprint - Animal Medium, Asphalt Sprint - Animal Heavy, Asphalt Sprint - Stock Honda, Asphalt Sprint - Yamaha Senior Stock, Quad A Class, Quad C Class, Quad 50cc, Quad 70cc, Quad 90cc, Quad Girls | Results | | Derek Foster (Asphalt Sprint - Stock Honda) | 8th | - | - | 3rd |
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| 8/7/2021 | Boone Speedway - Boone, IA Saturday Night Series Weekly #17 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Derek Foster (IMCA Mod Lite) | 8th (DNF) | - | - | DNS |
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| 8/21/2021 | Boone Speedway - Boone, IA Saturday Night Series Weekly #19 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Derek Foster (IMCA Mod Lite) | 10th | - | - | 16th (DNF) |
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| 9/4/2021 | Boone Speedway - Boone, IA Wild Rose Casino Prelude to the Super Nationals IMCA Modified, IMCA Stock Car, Pro Dwarf, IMCA Mod Lite | Results | | Derek Foster (IMCA Mod Lite) | 8th | - | - | 16th (DNF) |
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| 9/5/2021 | Boone Speedway - Boone, IA Wild Rose Casino Prelude to the Super Nationals IMCA Northern SportMod, IMCA Hobby Stock, IMCA Sport Compact, Pro Dwarf, IMCA Mod Lite | Results | | Derek Foster (IMCA Mod Lite) | 7th (DNF) | - | - | 23rd (DNF) |
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| 9/24/2021 | Lakeside Speedway - Kansas City, KS Fall Series #2 Factory Stocks, Stock Cars, A Modifieds, Midwest Modifieds, B Modifieds, Mod Lites | Results | | Derek Foster (Mod Lites) | 7th | - | - | 17th |
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| 10/2/2021 | Valley Speedway - Grain Valley, MO King of Kansas City Modified Fall Brawl Championship Hobby Stocks, Midwest Modifieds, B Modifieds, 600cc Modifieds | Results | | Derek Foster (600cc Modifieds) | 5th (DNF) | - | - | 9th |
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| 10/9/2021 | Valley Speedway - Grain Valley, MO King of Kansas City open wheel Fall Brawl Championship Midwest Modifieds, B Modifieds, Non-Winged Sprints, 600cc Modifieds | Results | | Derek Foster (600cc Modifieds) | 6th | - | - | 6th |
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| 10/22/2021 | Lakeside Speedway - Kansas City, KS 410 Sprints - Winged: World of Outlaws Mod Lites | Results | | Derek Foster (Mod Lites) | 4th | - | - | 13th |
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| 10/23/2021 | Valley Speedway - Grain Valley, MO King of Kansas City Starr Mod Lite Fall Brawl Championship Hobby Stocks, Midwest Modifieds, B Modifieds, Non-Winged Sprints, 600cc Modifieds | Results | | Derek Foster (600cc Modifieds) | 4th | - | - | 13th |
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| 10/30/2021 | Valley Speedway - Grain Valley, MO Trick or Treat Fall Brawl at Valley Speedway Kids get in Free Hobby Stocks, Midwest Modifieds, B Modifieds, Non-Winged Sprints, 600cc Modifieds | Results | | Derek Foster (600cc Modifieds) | 5th | - | - | 8th (DNF) |
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