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| 5/14/2021 | Golden Sands Speedway - Plover, WI Opening Night/Triple Crown #1/DB Vault Hobby Stocks, Stock Cars, Street Stocks, Asphalt 4-Cylinders, Asphalt 4 cyl Modifieds, Asphalt Pure Stocks | Results | | Brian Marquardt (Asphalt 4 cyl Modifieds) | 4th | - | - | 8th |
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| 5/20/2021 | State Park Speedway - Wausau, WI Season Opener Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Asphalt Sport Trucks | Results | | Brian Marquardt (Stock Cars) | 4th | - | - | 8th |
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| 6/3/2021 | State Park Speedway - Wausau, WI Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars | Results | | Brian Marquardt (Stock Cars) | 5th | - | - | 7th |
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| 6/10/2021 | State Park Speedway - Wausau, WI Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars | Results | | Brian Marquardt (Stock Cars) | - | - | - | - |
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| 6/17/2021 | State Park Speedway - Wausau, WI Flip Merwin Memorial Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Bandits | Results | | Brian Marquardt (Stock Cars) | 4th | - | - | 9th |
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| 6/25/2021 | Golden Sands Speedway - Plover, WI Fireworks/DB Vault Finale Asphalt Super Late Models, Hobby Stocks, Asphalt 4-Cylinders, Asphalt 4 cyl Modifieds | Results | | Brian Marquardt (Asphalt 4 cyl Modifieds) | 8th | - | - | 9th |
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| 7/15/2021 | State Park Speedway - Wausau, WI Wisconsin Challenge Series Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars | Results | | Brian Marquardt (Stock Cars) | - | - | - | - |
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| 7/23/2021 | State Park Speedway - Wausau, WI Detjens Memorial Day 1 DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Bandits, Economy Late Models | Results | | Brian Marquardt (Stock Cars) | 7th | - | - | 12th |
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| 7/24/2021 | State Park Speedway - Wausau, WI Detjens Memorial Day 1 ACAMWT Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Bandits | Results | | Brian Marquardt (Stock Cars) | 4th | - | - | 11th |
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| 7/29/2021 | State Park Speedway - Wausau, WI Christmas in July Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars | Results | | Brian Marquardt (Stock Cars) | 4th | - | - | 10th |
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| 7/30/2021 | Golden Sands Speedway - Plover, WI Portage County Asphalt Super Late Models, Hobby Stocks, Street Stocks, Asphalt 4-Cylinders, Asphalt 4 cyl Modifieds, Asphalt Pure Stocks | Results | | Brian Marquardt (Asphalt 4 cyl Modifieds) | 2nd | - | - | 10th |
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| 8/6/2021 | Golden Sands Speedway - Plover, WI Mid-Am Invasion Asphalt Super Late Models, Hobby Stocks, Asphalt 4-Cylinders, Asphalt Rookie Stocks, Asphalt 4 cyl Modifieds, Asphalt Pure Stocks | Results | | Brian Marquardt (Asphalt 4 cyl Modifieds) | DNS | - | - | DNS |
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| 8/12/2021 | State Park Speedway - Wausau, WI Corn Night Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Bandits | Results | | Brian Marquardt (Stock Cars) | 4th | - | - | 7th |
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| 8/13/2021 | Golden Sands Speedway - Plover, WI Triple Crown Champ Hobby Stocks, Stock Cars, Asphalt 4-Cylinders, Asphalt Rookie Stocks, Asphalt 4 cyl Modifieds, Asphalt Pure Stocks | Results | | Brian Marquardt (Asphalt 4 cyl Modifieds) | 4th | - | - | 5th |
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| 8/19/2021 | State Park Speedway - Wausau, WI 12 Annual Lodi Memorial Asphalt Super Late Models, DIRTcar Factory Stock, Asphalt Mini Stocks, Stock Cars, Bandits | Results | | Brian Marquardt (Stock Cars) | 5th | - | - | 7th |
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| 9/10/2021 | Golden Sands Speedway - Plover, WI Season Champ Asphalt Super Late Models, Hobby Stocks, Street Stocks, Asphalt 4-Cylinders, Asphalt Rookie Stocks, Asphalt 4 cyl Modifieds, Asphalt Pure Stocks | Results | | Brian Marquardt (Asphalt 4 cyl Modifieds) | 2nd | - | - | 6th |
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