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| 4/10/2021 | Boone Speedway - Boone, IA Season Opener IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Trey Herrig (IMCA Northern SportMod) | 4th | - | 3rd | 13th |
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| 4/23/2021 | Hancock County Speedway - Britt, IA Weekly Racing Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Trey Herrig (B Modifieds) | 2nd | - | - | 18th (DNF) |
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| 4/30/2021 | Hancock County Speedway - Britt, IA Weekly Racing - Point Invert Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Trey Herrig (B Modifieds) | 2nd | - | - | 5th |
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| 5/13/2021 | Kossuth County Speedway - Algona, IA Weekly IMCA Racing B Modifieds, Street Stocks, Enduro, IMCA Modified, IMCA Hobby Stock, IMCA Sport Compact | Results | | Trey Herrig (B Modifieds) | 6th | - | - | 11th |
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| 5/25/2021 | Jackson Motorplex - Jackson, MN Bank Midwest IMCA Series presented by Zac's Trailer Sales Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Trey Herrig (B Modifieds) | 6th (DNF) | - | 11th (DNF) | - |
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| 6/2/2021 | Buena Vista Raceway - Alta, IA Opening Night Hobby Stocks, Stock Cars, B Modifieds, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Trey Herrig (IMCA Northern SportMod) | 3rd | - | - | 9th |
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| 6/7/2021 | Clay County Fair Speedway - Spencer, IA Cole Millard Memorial IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Trey Herrig (IMCA Northern SportMod) | 1st | - | - | 28th (DNF) |
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| 6/8/2021 | Jackson Motorplex - Jackson, MN Bank Midwest IMCA Series Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, IMCA Sport Compact | Results | | Trey Herrig (B Modifieds) | 2nd | - | - | 10th |
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| 6/9/2021 | Buena Vista Raceway - Alta, IA Hobby Stocks, Stock Cars, B Modifieds, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Trey Herrig (IMCA Northern SportMod) | 4th | - | - | 7th |
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| 6/16/2021 | Buena Vista Raceway - Alta, IA Jimmy Squibb Memorial Race Hobby Stocks, Stock Cars, B Modifieds, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Trey Herrig (IMCA Northern SportMod) | - | - | - | 7th |
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| 6/23/2021 | Buena Vista Raceway - Alta, IA Hobby Stocks, Stock Cars, B Modifieds, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Trey Herrig (IMCA Northern SportMod) | 5th | - | - | 16th (DNF) |
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| 6/29/2021 | Clay County Fair Speedway - Spencer, IA Midwest Madness Tour IMCA Modified: Midwest Madness Tour IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Trey Herrig (IMCA Northern SportMod) | 8th (DNF) | - | DNS | - |
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| 6/30/2021 | Buena Vista Raceway - Alta, IA Midwest Madness Tour/Kyle Suter Memorial Race IMCA Modified: Midwest Madness Tour Hobby Stocks, Stock Cars, B Modifieds, Sport Compact, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Trey Herrig (IMCA Northern SportMod) | 8th | - | - | 16th |
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| 7/8/2021 | Kossuth County Speedway - Algona, IA The Bobby Thilges Sport Compact Bumble Bee Nationals B Modifieds, Street Stocks, Enduro, IMCA Modified, IMCA Hobby Stock, IMCA Sport Compact | Results | | Trey Herrig (B Modifieds) | 5th | - | - | 9th |
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