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| 4/18/2021 | Benton County Speedway - Vinton, IA Weekly IMCA Racing Season Opener IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chad Siems (IMCA Northern SportMod) | 8th | - | - | 11th |
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| 5/2/2021 | Benton County Speedway - Vinton, IA Weekly IMCA Racing Plus Late Models Dirt Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chad Siems (IMCA Northern SportMod) | 8th | - | - | 17th |
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| 5/7/2021 | Hawkeye Downs Speedway - Cedar Rapids, IA Weekly Friday Night Racing - Opening Night Hobby Stocks, Sportsmans, Masters Legends, Hornets, Asphalt Sport Mods | Results | | Chad Siems (Asphalt Sport Mods) | 8th (DNF) | - | - | 8th (DNF) |
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| 5/9/2021 | Benton County Speedway - Vinton, IA Weekly IMCA Racing Plus Micro Sprints Winged Outlaw, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chad Siems (IMCA Northern SportMod) | 8th | - | - | 22nd |
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| 5/14/2021 | Hawkeye Downs Speedway - Cedar Rapids, IA Weekly Friday Night Racing Asphalt Late Models, Hobby Stocks, Sportsmans, Masters Legends, Hornets, Asphalt Sport Mods | Results | | Chad Siems (Asphalt Sport Mods) | - | - | - | - |
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| 5/21/2021 | Hawkeye Downs Speedway - Cedar Rapids, IA Weekly Friday Night Racing Asphalt Late Models, Hobby Stocks, Sportsmans, Masters Legends, Hornets, Asphalt Sport Mods | Results | | Chad Siems (Asphalt Sport Mods) | 6th | - | - | 5th |
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| 5/23/2021 | Benton County Speedway - Vinton, IA Weekly IMCA Racing Plus A.I.R.S Cars Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chad Siems (IMCA Northern SportMod) | 7th | - | - | 19th |
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| 6/4/2021 | Hawkeye Downs Speedway - Cedar Rapids, IA Weekly Friday Night Racing Sportsmans, Hornets, Asphalt Sport Mods, Pro Late Model | Results | | Chad Siems (Asphalt Sport Mods) | 3rd | - | - | 6th |
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| 6/11/2021 | Hawkeye Downs Speedway - Cedar Rapids, IA Weekly Friday Night Racing Hobby Stocks, Masters Legends, Hornets, Asphalt Sport Mods | Results | | Chad Siems (Asphalt Sport Mods) | 3rd | - | - | 5th |
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| 6/18/2021 | Hawkeye Downs Speedway - Cedar Rapids, IA Weekly Friday Night Racing Hobby Stocks, Sportsmans, Masters Legends, Vintage Full Body Stock Cars, Hornets, Asphalt Sport Mods | Results | | Chad Siems (Asphalt Sport Mods) | 5th (DNF) | - | - | 2nd |
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| 6/25/2021 | Hawkeye Downs Speedway - Cedar Rapids, IA Weekly Friday Night Racing - MidSeason Champ Asphalt Late Models, Hobby Stocks, Sportsmans, Masters Legends, Hornets, Asphalt Sport Mods | Results | | Chad Siems (Asphalt Sport Mods) | - | - | - | 1st |
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| 7/4/2021 | Benton County Speedway - Vinton, IA Sprint Invaders - Benton County Speedway 360 Sprints - Winged: Sprint Invaders Winged Outlaw, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chad Siems (IMCA Northern SportMod) | 7th | - | - | 21st (DNF) |
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| 7/11/2021 | Benton County Speedway - Vinton, IA Urbana 5 - Weekly IMCA Racing Plus Legends Cars Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chad Siems (IMCA Northern SportMod) | 7th | - | 17th | - |
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| 7/18/2021 | Benton County Speedway - Vinton, IA Weekly Racing Plus Late Models Dirt Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chad Siems (IMCA Northern SportMod) | 7th | - | - | 12th |
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| 7/23/2021 | Hawkeye Downs Speedway - Cedar Rapids, IA Weekly Friday Night Racing Hobby Stocks, Sportsmans, Masters Legends, Hornets, Asphalt Sport Mods | Results | | Chad Siems (Asphalt Sport Mods) | DNS | - | - | 8th (DNF) |
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