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| 6/12/2021 | Hamilton County Speedway - Webster City, IA Karl Chevrolet Fan Appreciation Night + Kid's Night Dirt Super Late Models, Super Truck, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Ryan Griffith (Dirt Super Late Models) | 4th | - | - | 3rd |
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| 7/17/2021 | Hamilton County Speedway - Webster City, IA Casey's Salute The Troops + HCPOA Night Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Ryan Griffith (Dirt Super Late Models) | 3rd | - | - | 6th |
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| 7/21/2021 | Hamilton County Speedway - Webster City, IA Wildcard Wednesday Presented by Peoples Credit Union Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Ryan Griffith (Dirt Super Late Models) | 4th (DNF) | - | - | 2nd |
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| 7/24/2021 | Hamilton County Speedway - Webster City, IA Kids Night At The Fair Presented by Good Life RV Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Ryan Griffith (Dirt Super Late Models) | 1st | - | - | 3rd |
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| 10/23/2021 | Hamilton County Speedway - Webster City, IA Fall Futurity Night #2 Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Ryan Griffith (Dirt Super Late Models) | 4th | - | - | 8th |
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