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| 4/24/2021 | Hamilton County Speedway - Webster City, IA Modified Madness $2,000-to-Win Mods A Modifieds, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Tanner Green (USRA Hobby Stocks) | 6th | - | - | 19th (DNF) |
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| 5/7/2021 | Sports Park Raceway - Fort Dodge, IA Season Opener USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Tanner Green (USRA Hobby Stocks) | 3rd | - | - | 10th |
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| 5/15/2021 | Hamilton County Speedway - Webster City, IA Kid's Night + $1,000-to-Win Mods USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Tanner Green (USRA Hobby Stocks) | 5th | - | - | 13th (DNF) |
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| 5/22/2021 | Hamilton County Speedway - Webster City, IA Bob Flaws Memorial + Stock Car Challenge $1,600-to-Win USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Tanner Green (USRA Hobby Stocks) | 6th | - | - | 13th |
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| 6/5/2021 | Hamilton County Speedway - Webster City, IA USMTS $10,000-to-Win A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Tanner Green (USRA Hobby Stocks) | 1st | - | - | 3rd |
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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 | | Tanner Green (USRA Hobby Stocks) | 7th (DNF) | - | - | 7th |
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| 6/13/2021 | Mason City Motor Speedway - Mason City, IA Season Opener USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Tanner Green (USRA Hobby Stocks) | 2nd | - | - | 22nd (DNF) |
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| 6/18/2021 | Sports Park Raceway - Fort Dodge, IA Summit USRA Weekly Racing Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Tanner Green (USRA Hobby Stocks) | 8th (DNF) | - | - | DNS |
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| 7/2/2021 | Sports Park Raceway - Fort Dodge, IA 4th of July Spectacular USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Tanner Green (USRA Hobby Stocks) | 2nd | - | - | 16th (DNF) |
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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 | | Tanner Green (USRA Hobby Stocks) | 6th | - | - | 12th (DNF) |
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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 | | Tanner Green (USRA Hobby Stocks) | 7th | - | - | 16th (DNF) |
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| 7/31/2021 | Hamilton County Speedway - Webster City, IA USRA Weekly Racing Presented by D&B Agro USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Tanner Green (USRA Hobby Stocks) | 5th | - | - | 9th |
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| 8/7/2021 | Hamilton County Speedway - Webster City, IA Napa Auto Parts USRA Weekly Racing + Hobby Stock Special Super Truck, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Tanner Green (USRA Hobby Stocks) | 6th | - | - | 16th (DNF) |
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| 8/8/2021 | Mason City Motor Speedway - Mason City, IA Ted Zieman Memorial (Fair Races) Presented by Pabst Blue Ribbon 600cc Modifieds, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Tanner Green (USRA Hobby Stocks) | 4th | - | - | 18th (DNF) |
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| 8/15/2021 | Mason City Motor Speedway - Mason City, IA B-Mod Challenge Presented by Kabrick Distributing 600cc Modifieds, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Tanner Green (USRA Hobby Stocks) | 6th (DNF) | - | - | DNS |
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