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| 5/1/2021 | Wilmot Raceway - Wilmot, WI 410 Sprints - Winged: IRA Interstate Racing Association Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints A Modifieds | Results | | Billy Hafford (Non Wing Crate Sprints) | 10th | - | 11th | - |
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| 5/8/2021 | Wilmot Raceway - Wilmot, WI Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints A Modifieds, Street Stocks, Hornets | Results | | Billy Hafford (Non Wing Crate Sprints) | 9th | - | 14th | - |
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| 5/15/2021 | Dirt Oval at Route 66 - Joliet, IL $8,000 to win 410 Sprints - Winged: IRA Interstate Racing Association with All Star Circuit of Champions Non Wing Crate Sprints: Wisconsin wingLESS Sprints | Results | | Billy Hafford (Non Wing Crate Sprints) | 8th | - | 11th | - |
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| 5/16/2021 | Wilmot Raceway - Wilmot, WI Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints A Modifieds, Street Stocks, Dirt Late Models | Results | | Billy Hafford (Non Wing Crate Sprints) | 8th | - | 8th | - |
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| 5/22/2021 | Wilmot Raceway - Wilmot, WI Non Wing Crate Sprints: Wisconsin wingLESS Sprints A Modifieds, Street Stocks, Hornets | Results | | Billy Hafford (Non Wing Crate Sprints) | 9th | - | 9th | - |
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| 5/29/2021 | Wilmot Raceway - Wilmot, WI Non Wing Crate Sprints: Wisconsin wingLESS Sprints A Modifieds, Street Stocks, Hornets | Results | | Billy Hafford (Non Wing Crate Sprints) | 9th | - | 9th | - |
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| 5/30/2021 | 141 Speedway - Maribel, WI Sunday Funday With the IRA Bumper to Bumper Sprint Cars 410 Sprints - Winged: IRA Interstate Racing Association Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints | Results | | Billy Hafford (Non Wing Crate Sprints) | 9th | - | 14th | - |
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| 6/29/2021 | Wilmot Raceway - Wilmot, WI Non Wing Crate Sprints: Wisconsin wingLESS Sprints A Modifieds, Hornets | Results | | Billy Hafford (Non Wing Crate Sprints) | 6th | - | - | 15th |
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| 9/25/2021 | Plymouth Dirt Track-Sheboygan Co Fair - Plymouth, WI WI Sprint Car Championships 360 Sprints - Winged: MSA Sprint Car Association 410 Sprints - Winged: IRA Interstate Racing Association Lightning Sprints: IRA Lightning Sprints Non Wing Crate Sprints: Wisconsin wingLESS Sprints | Results | | Billy Hafford (Non Wing Crate Sprints) | 10th | - | 9th | - |
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| 10/22/2021 | Gas City I-69 Speedway - Gas City, IN Non Wing Crate Sprints: Wisconsin wingLESS Sprints 410 Sprints - Non-Winged | Results | | Billy Hafford (Non Wing Crate Sprints) | 9th | - | 9th | - |
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| 10/23/2021 | Gas City I-69 Speedway - Gas City, IN Non Wing Crate Sprints: Wisconsin wingLESS Sprints 410 Sprints - Non-Winged | Results | | Billy Hafford (Non Wing Crate Sprints) | 10th | - | 8th | - |
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