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| 4/28/2018 | Park Jefferson International Speedway - Jefferson, SD South Dakota Sprint Car Nationals 360 Sprints - Winged: Malvern Bank 360 Sprints with Midwest Sprint Touring Series, Nebraska 360 sprints 305 Sprints - Winged: IMCA RaceSaver Sprints Hobby Stocks, A Modifieds, B Modifieds | Results | | Zach Bales (Hobby Stocks) | 7th | - | - | 11th |
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| 5/5/2018 | Park Jefferson International Speedway - Jefferson, SD SLMR-Super Late Models plus IMCA Weekly Racing-Road to the Iron Cup IMCA Sport Mods Dirt Super Late Models: SLMR Late Model Series 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Zach Bales (Hobby Stocks) | 6th | - | - | 6th |
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| 5/25/2018 | Crawford County Speedway - Denison, IA Ahrenholtz Construction Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Zach Bales (Hobby Stocks) | 5th (DNF) | - | - | 6th |
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| 6/2/2018 | Park Jefferson International Speedway - Jefferson, SD IMCA Weekly Racing-Road to the Iron Cup IMCA Hobby Stocks 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Zach Bales (Hobby Stocks) | 8th | - | - | 9th |
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| 6/9/2018 | Park Jefferson International Speedway - Jefferson, SD IMCA Weekly Racing plus Neb Mod Lites (No IMCA Sprint Cars-Jackson Natl) Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Zach Bales (Hobby Stocks) | 4th | - | - | 5th |
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| 7/14/2018 | Park Jefferson International Speedway - Jefferson, SD IMCA Weekly Racing Kids Night presented by Z98 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Zach Bales (Hobby Stocks) | 8th | - | - | 15th (DNF) |
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| 7/23/2018 | Park Jefferson International Speedway - Jefferson, SD Storm Solution Specialists present IMCA Dirt Knights Modified Tour Invades Park Jefferson Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Zach Bales (Hobby Stocks) | 2nd | - | - | 7th |
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| 7/28/2018 | Park Jefferson International Speedway - Jefferson, SD Fabulous $5 Night by Liberty National Bank-IMCA Weekly Racing-Road to Iron Cup IMCA Stock Cars 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Zach Bales (Hobby Stocks) | 6th | - | - | 11th |
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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 | | Zach Bales (Hobby Stocks) | 5th | - | - | 10th (DNF) |
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