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| 8/11/2018 | Park Jefferson International Speedway - Jefferson, SD IMCA Weekly Racing Season Championship plus Nebraska Mod Lites (No IMCA Sprint Cars Knoxville Natl)) Modified Midgets, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Carl Monroe (Stock Cars) | 7th (DNF) | - | - | 19th |
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| 8/24/2018 | Rapid Speedway - Rock Rapids, IA Weekly Racing Series + USMTS & Ironman B-Mods and Stock Cars DIRTcar UMP Modifieds, Hobby Stocks, Stock Cars, B Modifieds | Postponed |
| 8/30/2018 | Rapid Speedway - Rock Rapids, IA Weekly Racing Series + USMTS & Ironman B-Mods and Stock Cars Dirt Super Late Models, DIRTcar UMP Modifieds, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds | Results | | Carl Monroe (Stock Cars) | 6th | - | 7th | 12th |
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| 9/1/2018 | Boone Speedway - Boone, IA Prelude to Super Nationals Hobby Stocks, A Modifieds, B Modifieds, Street Stocks | Results | | Carl Monroe (Street Stocks) | 8th | - | 13th | - |
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| 9/5/2018 | Boone Speedway - Boone, IA 2018 IMCA Super Nationals A Modifieds, Street Stocks | Results | | Carl Monroe (Street Stocks) | 9th | - | - | - |
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| 9/6/2018 | Boone Speedway - Boone, IA 2018 IMCA Super Nationals A Modifieds, Midwest Modifieds, Street Stocks, Vintage Full Body Stock Cars | Results | | Carl Monroe (Street Stocks) | 5th | - | 15th | - |
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| 9/7/2018 | Boone Speedway - Boone, IA 2018 IMCA Super Nationals A Modifieds, Street Stocks, Generic 2 | Results | | Carl Monroe (Street Stocks) | 7th | - | 6th | - |
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