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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 | | Tony Marsh (IMCA Modified) | 7th | - | - | 16th |
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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 | | Tony Marsh (IMCA Modified) | 6th | - | - | 19th |
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| 5/14/2021 | Dacotah Speedway - Mandan, ND Mandan Dirt Series Hobby Stocks, Semi-Pro Legends, Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Tony Marsh (IMCA Modified) | 4th | - | - | 14th |
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| 6/11/2021 | Dacotah Speedway - Mandan, ND Mandan Dirt Series Hobby Stocks, Semi-Pro Legends, Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Tony Marsh (IMCA Modified) | 5th | - | - | 16th |
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| 7/11/2021 | Nodak Speedway - Minot, ND Dakota Classic Modified Tour IMCA Modified: Dakota Classic Modified Tour IMCA Stock Car | Results | | Tony Marsh (IMCA Modified) | 8th | - | 11th | - |
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| 7/12/2021 | Nodak Speedway - Minot, ND Dakota Mod Tour/Sponsor Dynamic Auto Solutions IMCA Modified: Dakota Classic Modified Tour IMCA Stock Car | Results | | Tony Marsh (IMCA Modified) | 7th | - | 10th | - |
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| 7/23/2021 | Dacotah Speedway - Mandan, ND Mandan Dirt Series + Race of Champions Qualifier Hobby Stocks, Semi-Pro Legends, Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Tony Marsh (IMCA Modified) | 7th | - | - | 15th |
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| 7/30/2021 | Dacotah Speedway - Mandan, ND ND Governors Cup Auto Races - Night 1 410 Sprints - Winged: Northern Outlaw Sprint Association Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Tony Marsh (IMCA Modified) | 8th | - | - | 20th |
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| 7/31/2021 | Dacotah Speedway - Mandan, ND ND Governors Cup Auto Races - Night 2 410 Sprints - Winged: Northern Outlaw Sprint Association Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Tony Marsh (IMCA Modified) | DNS | - | - | DNS |
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| 8/13/2021 | Dacotah Speedway - Mandan, ND Mandan Dirt Series Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Tony Marsh (IMCA Modified) | 6th | - | - | 17th |
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| 8/27/2021 | Dacotah Speedway - Mandan, ND Championship Night + Drive to Survive Night Hobby Stocks, Semi-Pro Legends, IMCA Modified, IMCA Sport Compact, WISSOTA Street Stock | Results | | Tony Marsh (IMCA Modified) | 5th | - | - | 15th |
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| 8/29/2021 | Nodak Speedway - Minot, ND Championship Night IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Tony Marsh (IMCA Modified) | 5th | - | - | 14th (DNF) |
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