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| 3/30/2021 | Stuart Speedway - Stuart, IA AgHub Midwest IMCA Frostbuster IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Austin Barnes (IMCA Hobby Stock) | 6th | - | - | 8th |
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| 4/14/2021 | Stuart Speedway - Stuart, IA Lucas Oil MLRA Late Models Dirt Super Late Models: Lucas Oil MLRA IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Austin Barnes (IMCA Hobby Stock) | 5th | - | - | 11th |
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| 5/5/2021 | Stuart Speedway - Stuart, IA Bill Davis Memorial 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, IMCA Mod Lite | Results | | Austin Barnes (IMCA Hobby Stock) | 6th | - | - | 11th |
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| 5/12/2021 | Stuart Speedway - Stuart, IA Jake Durbin Memorial 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, IMCA Mod Lite | Results | | Austin Barnes (IMCA Hobby Stock) | 2nd | - | - | 17th |
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| 5/15/2021 | Shelby County Speedway - Harlan, IA Pizza Ranch presents The James Buwalda Memorial w/ Kids Candy Dash Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Vintage Full Body Stock Cars, Sport Compact | Results | | Austin Barnes (Hobby Stocks) | DNS | - | - | 12th |
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| 5/22/2021 | Shelby County Speedway - Harlan, IA Coca-Cola night Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Austin Barnes (Hobby Stocks) | 2nd | - | - | 8th |
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| 5/29/2021 | Shelby County Speedway - Harlan, IA Eagles Landing presents Military and First Responders Night Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Sport Compact | Results | | Austin Barnes (Hobby Stocks) | 6th | - | - | 11th |
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| 6/12/2021 | Shelby County Speedway - Harlan, IA Shelby County Speedway - WEST Dirt Super Late Models: SLMR Late Model Series Hobby Stocks, Stock Cars, B Modifieds, Non-Winged Sprints | Results | | Austin Barnes (Hobby Stocks) | 5th | - | - | 7th |
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| 7/31/2021 | Boone Speedway - Boone, IA Salute to Veterans/Saturday Night Series Weekly #16 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Austin Barnes (IMCA Hobby Stock) | 8th | - | 6th | - |
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| 8/14/2021 | Shelby County Speedway - Harlan, IA FinishLine / Let's Get Back to School w/ Kids Bike Races Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Sport Compact | Results | | Austin Barnes (Hobby Stocks) | 5th | - | - | 6th |
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| 9/24/2021 | Shelby County Speedway - Harlan, IA Tiny Lund Night 1 / Battle of the Compacts on Hwy 59 Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Sport Compact | Results | | Austin Barnes (Hobby Stocks) | 4th | - | - | 15th |
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| 9/25/2021 | Shelby County Speedway - Harlan, IA Tiny Lund Night 2 / Dirt Truck Racing Assoc. Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Dirt Pro Trucks, Sport Compact | Results | | Austin Barnes (Hobby Stocks) | - | - | - | - |
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