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| 5/8/2021 | Maquoketa Speedway - Maquoketa, IA Weekly Racing with AIRS Pro Legends, Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Rain Out |
| 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 | | Kolton Krob (IMCA Hobby Stock) | 6th | - | - | 5th |
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| 5/15/2021 | Independence Motor Speedway - Independence, IA Albert Auto Night DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Kolton Krob (Hobby Stocks) | 4th | - | - | 12th |
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| 5/29/2021 | Maquoketa Speedway - Maquoketa, IA Weekly Racing w/ School Bus Races Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Kolton Krob (IMCA Hobby Stock) | 6th | - | - | 10th |
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| 6/5/2021 | Maquoketa Speedway - Maquoketa, IA Weekly Racing $1000 to win INEX Legends Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Kolton Krob (IMCA Hobby Stock) | 1st | - | - | 4th |
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| 6/13/2021 | Benton County Speedway - Vinton, IA Candy Dash for the Guinness Book of World Records Plus IMCA Weekly Racing IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Kolton Krob (IMCA Hobby Stock) | 6th | - | - | 8th |
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