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| 4/14/2021 | Stuart Speedway - Stuart, IA Lucas Oil MLRA Late Models Dirt Super Late Models: Lucas Oil MLRA IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Robbie Merkle (IMCA Stock Car) | 5th | - | - | 23rd (DNF) |
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| 5/5/2021 | Stuart Speedway - Stuart, IA Bill Davis Memorial 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, IMCA Mod Lite | Results | | Robbie Merkle (IMCA Stock Car) | 6th | - | - | 19th |
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| 6/15/2021 | Stuart Speedway - Stuart, IA Dynamic Drivelines Dirt Duel IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, IMCA Mod Lite | Results | | Robbie Merkle (IMCA Stock Car) | 6th | - | - | - |
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| 6/16/2021 | Stuart Speedway - Stuart, IA Dynamic Drivelines Dirt Duel 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Robbie Merkle (IMCA Stock Car) | 3rd | - | - | 23rd (DNF) |
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| 7/1/2021 | Stuart Speedway - Stuart, IA Ron Little Memorial IMCA Modified: Midwest Madness Tour 600cc Modifieds, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Robbie Merkle (IMCA Stock Car) | 6th | - | - | 21st (DNF) |
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| 9/18/2021 | Marshalltown Speedway - Marshalltown, IA 15th Annual World Nationals IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Robbie Merkle (IMCA Stock Car) | 6th | - | - | 19th (DNF) |
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