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| 4/16/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | - | - | - | - |
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| 4/16/2021 | Marshalltown Speedway - Marshalltown, IA Hoker Trucking East Super Late Models Series Kevin "Sharp Shooter" Miller Lite 30 Dirt Super Late Models: SLMR Late Model Series Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dalton Simonsen (Dirt Super Late Models) | 1st | - | - | 20th |
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| 4/23/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | 2nd | - | - | 5th |
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| 4/25/2021 | Dubuque Fairgrounds Speedway - Dubuque, IA Dubuque Speedway Season Opener Hobby Stocks, A Modifieds, B Modifieds, IMCA Late Models, Sport Compact, Dirt Mini Late Models | Results | | Dalton Simonsen (IMCA Late Models) | 2nd | - | - | 6th |
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| 4/30/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | 4th | - | - | 5th |
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| 5/1/2021 | 34 Raceway - West Burlington, IA 101.7 The Bull Night 305 Sprints - Winged, Stock Cars, A Modifieds, Dirt Late Models, Limited Sport Mod, Sport Compact | Results | | Dalton Simonsen (A Modifieds) | 1st | - | - | 14th |
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| 5/2/2021 | Dubuque Fairgrounds Speedway - Dubuque, IA Badger's 85th Season Opener Badger Midgets: Badger Midget Auto Racing Association Hobby Stocks, A Modifieds, B Modifieds, IMCA Late Models | Results | | Dalton Simonsen (IMCA Late Models) | 4th | - | - | 7th |
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| 5/6/2021 | Marshalltown Speedway - Marshalltown, IA Dale DeFrance Memorial Thursday Night Thunder Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Dalton Simonsen (IMCA Late Models) | 2nd | - | - | 21st (DNF) |
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| 5/7/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | 4th | - | - | 6th |
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| 5/14/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | - | - | - | - |
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| 5/16/2021 | Dubuque Fairgrounds Speedway - Dubuque, IA Weekly Racing Fan Appreciation Night Hobby Stocks, A Modifieds, B Modifieds, Semi-Pro Legends, Economy Late Models, IMCA Late Models | Results | | Dalton Simonsen (IMCA Late Models) | 4th | - | - | 6th |
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| 5/30/2021 | Dubuque Fairgrounds Speedway - Dubuque, IA Weekly Racing Hobby Stocks, A Modifieds, B Modifieds, Masters Legends, Economy Late Models, IMCA Late Models, Sport Compact | Results | | Dalton Simonsen (IMCA Late Models) | 2nd | - | - | 8th |
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| 6/4/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | 3rd | - | - | 6th |
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| 6/5/2021 | 34 Raceway - West Burlington, IA George's Lawnmower presents Hoker Trucking SLMR Late Model Series Dirt Super Late Models: SLMR Late Model Series Stock Cars, A Modifieds, Limited Sport Mod, Sport Compact | Results | | Dalton Simonsen (A Modifieds) | 2nd | - | - | 2nd |
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| 6/6/2021 | Dubuque Fairgrounds Speedway - Dubuque, IA Weekly Racing Hobby Stocks, A Modifieds, B Modifieds, IMCA Late Models, Sport Compact, Dirt Mini Late Models | Results | | Dalton Simonsen (IMCA Late Models) | 5th | - | - | 12th |
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| 6/11/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | 4th | - | - | 5th |
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| 6/18/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | 4th | - | - | 5th |
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| 7/2/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | 3rd | - | - | 9th |
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| 7/11/2021 | Dubuque Fairgrounds Speedway - Dubuque, IA DGaul Farms Weekly Racing Hobby Stocks, A Modifieds, B Modifieds, Semi-Pro Legends, IMCA Late Models, Dirt Mini Late Models | Results | | Dalton Simonsen (IMCA Late Models) | 5th | - | - | 8th |
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| 7/18/2021 | Dubuque Fairgrounds Speedway - Dubuque, IA Link Hydraulics Weekly Racing Hobby Stocks, A Modifieds, B Modifieds, Economy Late Models, IMCA Late Models, Sport Compact | Results | | Dalton Simonsen (IMCA Late Models) | 3rd | - | - | 16th |
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| 7/23/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | 1st | - | - | 7th |
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| 7/30/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | 4th | - | - | 6th |
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| 8/13/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Dalton Simonsen (IMCA Modified) | 3rd | - | - | 4th |
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| 8/19/2021 | CJ Speedway - Columbus Junction, IA SLMRA Late Models Plus Imca Sport Mods, Imca Stock Cars and Imca Modified Dirt Super Late Models: SLMR Late Model Series IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Dalton Simonsen (IMCA Modified) | 5th | - | - | 7th |
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