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| 4/30/2021 | Princeton Speedway - Princeton, MN Hobby Stocks, A Modifieds, Winged A-Class, B Modifieds, Sport Compact, IMCA Stock Car, WISSOTA Mod Four, WISSOTA Super Stock | Results | | Curt Derichs (Hobby Stocks) | 6th (DNF) | - | - | 16th |
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| 5/28/2021 | Princeton Speedway - Princeton, MN Late Model Show WISSOTA Late Model: Wissota Late Model Challenge Series Hobby Stocks, Sport Compact, IMCA Stock Car | Results | | Curt Derichs (Hobby Stocks) | 2nd | - | - | 3rd |
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| 6/24/2021 | Princeton Speedway - Princeton, MN Siercks Memorial Hobby Stocks, A Modifieds, B Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Curt Derichs (Hobby Stocks) | 2nd | - | - | 9th (DNF) |
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| 7/23/2021 | Princeton Speedway - Princeton, MN Superstock Series and hobby stock tour WISSOTA Super Stock: Fast Lane Motorsports Northland Super Stock Series Hobby Stocks, B Modifieds, Sport Compact, WISSOTA Mod Four | Results | | Curt Derichs (Hobby Stocks) | 5th (DNF) | - | - | 11th |
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| 7/30/2021 | Princeton Speedway - Princeton, MN Hobby Stocks, A Modifieds, Winged A-Class, B Modifieds, Sport Compact, IMCA Stock Car, WISSOTA Mod Four | Results | | Curt Derichs (Hobby Stocks) | 2nd | - | - | 1st |
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| 8/13/2021 | Princeton Speedway - Princeton, MN Hobby Stocks, A Modifieds, B Modifieds, Sport Compact, IMCA Stock Car, WISSOTA Mod Four, WISSOTA Super Stock | Results | | Curt Derichs (Hobby Stocks) | 1st | - | - | 5th |
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| 9/5/2021 | North Central Speedway - Brainerd, MN Mighty Axe night 2 Hobby Stocks, A Modifieds, Winged A-Class, B Modifieds, Sport Compact, IMCA Stock Car, WISSOTA Mod Four, WISSOTA Super Stock | Results | | Curt Derichs (Hobby Stocks) | 3rd | - | - | 3rd |
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