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| 4/30/2021 | Dacotah Speedway - Mandan, ND Dacotah Speedway Season Opener Hobby Stocks, Semi-Pro Legends, Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Michael Hartigan (IMCA Modified) | 7th | - | - | 14th |
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| 5/7/2021 | Dacotah Speedway - Mandan, ND Mandan Dirt Series + 2020 Awards Night Hobby Stocks, Semi-Pro Legends, Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Michael Hartigan (IMCA Modified) | 3rd | - | - | 14th |
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| 5/15/2021 | Southwest Speedway - Dickinson, ND Regular Night Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Michael Hartigan (IMCA Modified) | 4th | - | - | 4th |
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| 5/21/2021 | Dacotah Speedway - Mandan, ND Mandan Dirt Series Hobby Stocks, Semi-Pro Legends, Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Michael Hartigan (IMCA Modified) | 4th | - | - | 9th |
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| 6/12/2021 | Southwest Speedway - Dickinson, ND Southwest Speedway Tougher Than Dirt Tour Night IMCA Northern SportMod: Tougher Than Dirt Tour Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Stock Car, IMCA Hobby Stock, Junior Slingshots | Results | | Michael Hartigan (IMCA Modified) | 2nd | - | - | 2nd |
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| 6/26/2021 | Southwest Speedway - Dickinson, ND Richard Jordan Memorial Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Michael Hartigan (IMCA Modified) | 3rd | - | - | 5th |
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| 7/3/2021 | Southwest Speedway - Dickinson, ND Roughrider Days Race Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Michael Hartigan (IMCA Modified) | 4th | - | - | 2nd |
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| 7/14/2021 | Southwest Speedway - Dickinson, ND Dakota Classic Modified Tour IMCA Modified: Dakota Classic Modified Tour IMCA Stock Car | Results | | Michael Hartigan (IMCA Modified) | 6th | - | 6th | - |
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| 7/24/2021 | Southwest Speedway - Dickinson, ND Regular Night Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Michael Hartigan (IMCA Modified) | 3rd | - | - | 10th |
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| 8/7/2021 | Southwest Speedway - Dickinson, ND Regular Night Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Michael Hartigan (IMCA Modified) | 3rd | - | - | 4th |
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| 8/21/2021 | Southwest Speedway - Dickinson, ND Season Championship Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Michael Hartigan (IMCA Modified) | - | - | - | 8th (DNF) |
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