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| 6/13/2021 | Mason City Motor Speedway - Mason City, IA Season Opener USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Derek Willert (USRA Hobby Stocks) | 1st | - | - | 14th |
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| 7/11/2021 | Mason City Motor Speedway - Mason City, IA Joel Showalter Memorial Presented by Window World 600cc Modifieds, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Derek Willert (USRA Hobby Stocks) | 1st | - | - | 17th (DNF) |
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| 9/18/2021 | Deer Creek Speedway - Spring Valley, MN Stock Car Nationals USRA Hobby Stocks, USRA Stock Cars | Results | | Derek Willert (USRA Hobby Stocks) | 3rd | - | 5th | - |
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| 10/3/2021 | Mason City Motor Speedway - Mason City, IA Fall Frenzy USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Derek Willert (USRA Hobby Stocks) | 4th | - | - | 5th |
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