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| 2/2/2021 | Volusia Speedway Park - De Leon Springs, FL 50th Annual DIRTcar Nationals - Night #1 410 Sprints - Winged, DIRTcar UMP Modifieds | Results | | Mark Grosvenor (DIRTcar UMP Modifieds) | 10th | - | 8th | - |
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| 2/3/2021 | Volusia Speedway Park - De Leon Springs, FL DIRTcar Nationals $6,000 to win 410 Sprints - Winged: All Star Circuit of Champions DIRTcar UMP Modifieds | Results | | Mark Grosvenor (DIRTcar UMP Modifieds) | 9th | - | 8th | - |
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| 2/4/2021 | Volusia Speedway Park - De Leon Springs, FL DIRTcar Nationals $6,000 to win 410 Sprints - Winged: All Star Circuit of Champions DIRTcar UMP Modifieds | Results | | Mark Grosvenor (DIRTcar UMP Modifieds) | 11th | - | 12th | - |
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| 2/5/2021 | Volusia Speedway Park - De Leon Springs, FL 50th Annual DIRTcar Nationals - Night #4 (DIRTcar UMP Modifieds Gator Championship Night 1) 410 Sprints - Winged: World of Outlaws DIRTcar UMP Modifieds | Results | | Mark Grosvenor (DIRTcar UMP Modifieds) | - | - | - | - |
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| 2/7/2021 | Volusia Speedway Park - De Leon Springs, FL 50th Annual DIRTcar Nationals - Night #6 (DIRTcar UMP Modifieds Gator Championship Night 3) 410 Sprints - Winged: World of Outlaws DIRTcar UMP Modifieds | Results | | Mark Grosvenor (DIRTcar UMP Modifieds) | 12th | - | 11th | - |
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| 2/8/2021 | Volusia Speedway Park - De Leon Springs, FL 50th Annual DIRTcar Nationals - Night #7 (DIRTcar UMP Modifieds Gator Championship Night 4) DIRTcar UMP Modifieds, DIRTcar Pro Late Models | Results | | Mark Grosvenor (DIRTcar UMP Modifieds) | - | - | DNS | - |
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| 3/19/2021 | Volusia Speedway Park - De Leon Springs, FL Test and Tune - Season Opener DIRTcar Late Models, DIRTcar UMP Modifieds, Hobby Stocks, B Modifieds, Street Stocks, Sport Compact, Dirt Crate Late Models | No Results |
| 4/16/2021 | Volusia Speedway Park - De Leon Springs, FL Test and Tune - Bad Fast 50 DIRTcar Late Models, DIRTcar UMP Modifieds, Hobby Stocks, B Modifieds, Street Stocks, Sport Compact, Dirt Crate Late Models | Rain Out |
| 5/7/2021 | Volusia Speedway Park - De Leon Springs, FL Dennis North Memorial - Test and Tune DIRTcar Late Models, DIRTcar UMP Modifieds, Hobby Stocks, B Modifieds, Street Stocks, Sport Compact, Dirt Crate Late Models | No Results |