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| 4/2/2021 | Hamilton County Speedway - Webster City, IA USMTS Spring Challenge A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars | Results | | Justin DeBoer (USRA Stock Cars) | 7th | - | - | 14th |
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| 4/17/2021 | Hamilton County Speedway - Webster City, IA Malvern Bank $3,000-to-Win Late Models Dirt Super Late Models: SLMR Late Model Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Justin DeBoer (USRA Stock Cars) | 9th | - | 13th | - |
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| 5/1/2021 | Boone Speedway - Boone, IA Hawkeye 100 World of Outlaws Late Models Dirt Super Late Models: World of Outlaws - Late Models A Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Justin DeBoer (IMCA Stock Car) | 9th (DNF) | - | 7th (DNF) | - |
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| 5/7/2021 | Hancock County Speedway - Britt, IA Midwest Insulation / Central States Agency Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, 600cc Modifieds, Sport Compact | Results | | Justin DeBoer (Stock Cars) | 7th | - | - | 11th |
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| 5/25/2021 | Jackson Motorplex - Jackson, MN Bank Midwest IMCA Series presented by Zac's Trailer Sales Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Justin DeBoer (Stock Cars) | 8th | - | 12th (DNF) | - |
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| 5/31/2021 | Fairmont Raceway - Fairmont, MN Memorial Day Special Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Justin DeBoer (Stock Cars) | 7th | - | - | 16th (DNF) |
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| 6/4/2021 | Fairmont Raceway - Fairmont, MN Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Justin DeBoer (Stock Cars) | 9th | - | - | 9th (DNF) |
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| 6/8/2021 | Jackson Motorplex - Jackson, MN Bank Midwest IMCA Series Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, IMCA Sport Compact | Results | | Justin DeBoer (Stock Cars) | 5th | - | - | 21st (DNF) |
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| 6/18/2021 | Fairmont Raceway - Fairmont, MN Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Junior 1 Lites Dirt Karts, Junior 2 Lites Dirt Karts, Adult Open, Adult Lites, Sport Compact | Results | | Justin DeBoer (Stock Cars) | 5th | - | - | 10th |
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| 6/25/2021 | Murray County Speedway - Slayton, MN $1500 Stock Car Special with Limited Late Models Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Vintage Full Body Stock Cars, Sport Compact, Dirt Limited Late Models | Results | | Justin DeBoer (Stock Cars) | 6th | - | - | 15th (DNF) |
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| 7/2/2021 | Fairmont Raceway - Fairmont, MN July 4th Weekend Special - Fireworks After the Races Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Justin DeBoer (Stock Cars) | 5th | - | - | DNS |
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| 7/16/2021 | Fairmont Raceway - Fairmont, MN Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Justin DeBoer (Stock Cars) | 5th | - | - | 4th |
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| 7/20/2021 | Jackson Motorplex - Jackson, MN Bank Midwest IMCA Series Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, IMCA Sport Compact | Results | | Justin DeBoer (Stock Cars) | DNS | - | - | 17th (DNF) |
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| 7/23/2021 | Fairmont Raceway - Fairmont, MN Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Justin DeBoer (Stock Cars) | 4th | - | - | 3rd |
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| 8/6/2021 | Hancock County Speedway - Britt, IA Annual Night of 1,000 Stars - $3,000 to WIN Modifieds Sponsored BY JAKS PUPPIES Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact, IMCA Modified | Results | | Justin DeBoer (Stock Cars) | 7th | - | - | 20th (DNF) |
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| 8/16/2021 | Fairmont Raceway - Fairmont, MN FAIR RACE #1 Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Justin DeBoer (Stock Cars) | 7th | - | - | 21st (DNF) |
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| 8/29/2021 | Fairmont Raceway - Fairmont, MN Bacon Town Showdown / Kids Night Make up Race - No Karts Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Street Stocks, Sport Compact | Results | | Justin DeBoer (Stock Cars) | 6th | - | - | 11th |
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| 9/25/2021 | Fairmont Raceway - Fairmont, MN Fairmont Raceway Dirt Late Models: Tri-State Late Models Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Justin DeBoer (Stock Cars) | 6th | - | - | DNS | | Justin DeBoer (B Modifieds) | - | - | - | - |
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| 10/17/2021 | Mason City Motor Speedway - Mason City, IA Five Star Classic 600cc Modifieds, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Justin DeBoer (USRA Stock Cars) | 7th | - | - | 10th (DNF) |
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