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| 7/30/2021 | Cedar County Raceway - Tipton, IA 28th Annual Gary Reinhart Memorial Street Stocks, Vintage Full Body Stock Cars, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Sport Compact | Results | | Mitch Manternach (IMCA Late Models) | 9th | - | - | 15th |
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| 8/1/2021 | Dubuque Fairgrounds Speedway - Dubuque, IA Julien Dubuque Classic Fair Race Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, IMCA Late Models, Sport Compact, Dirt Mini Late Models | Results | | Mitch Manternach (IMCA Late Models) | 1st | - | - | 15th |
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| 8/14/2021 | Independence Motor Speedway - Independence, IA Weekly Racing DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Mitch Manternach (Dirt Late Models) | 2nd | - | - | 3rd |
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| 8/15/2021 | Dubuque Fairgrounds Speedway - Dubuque, IA Drew Cook & Sons Excavating & CALCO Spray Coatings Back to School Night Hobby Stocks, A Modifieds, B Modifieds, Semi-Pro Legends, IMCA Late Models, Sport Compact | Results | | Mitch Manternach (IMCA Late Models) | 2nd | - | - | 2nd |
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| 8/22/2021 | Dubuque Fairgrounds Speedway - Dubuque, IA The Dubuque Advertiser Weekly Racing Hobby Stocks, A Modifieds, B Modifieds, Economy Late Models, IMCA Late Models, Dirt Mini Late Models | Results | | Mitch Manternach (IMCA Late Models) | 6th | - | - | 11th |
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| 9/6/2021 | Boone Speedway - Boone, IA 2021 IMCA Speedway Motors Super Nationals Fueled by Casey’s IMCA Late Models, IMCA Northern SportMod, IMCA Hobby Stock | Results | | Mitch Manternach (IMCA Late Models) | 5th | - | 3rd | 24th (DNF) |
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