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| 5/23/2020 | Adams County Speedway - Corning, IA Season Opener (Non-Sanctioned) Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 5th | - | - | 7th |
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| 5/30/2020 | Adams County Speedway - Corning, IA Non Sanction Night Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 7th | - | - | 16th |
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| 6/6/2020 | Adams County Speedway - Corning, IA Grandstand Opening Night! Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 6th | - | - | 5th |
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| 6/13/2020 | Adams County Speedway - Corning, IA NWRS Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 7th | - | - | 8th |
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| 6/20/2020 | Adams County Speedway - Corning, IA POWRi Iowa Sprint Car League at Adams County Speedway Non-Winged Sprints: POWRi WAR Sprints with Iowa Sprint Car League Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 3rd | - | - | 7th |
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| 6/27/2020 | Adams County Speedway - Corning, IA NWRS Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 9th | - | - | 7th |
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| 7/4/2020 | Adams County Speedway - Corning, IA NWRS Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 4th | - | - | 8th |
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| 7/11/2020 | Adams County Speedway - Corning, IA NWRS Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 6th | - | - | 8th |
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| 7/22/2020 | I-80 Speedway - Greenwood, NE Prelude to the Silver Dollar Nationals Dirt Super Late Models: SLMR Late Model Series A Modifieds, IMCA Modified | Results | | Mark Karg (A Modifieds) | 5th | - | 4th | - |
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| 8/1/2020 | Adams County Speedway - Corning, IA Ray Houck Memorial--Malvern Bank SLMR Late Models $3,000 to win, Presented by Dirt Track Bank Dirt Super Late Models: SLMR Late Model Series Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 6th | - | - | 10th |
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| 8/8/2020 | Adams County Speedway - Corning, IA R&S Collectibles,SW Cruisers Present the 2020 HOF -McCunn Specialty Fire Arms, 3-Wide Compacts Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 5th | - | - | 11th |
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| 8/15/2020 | Adams County Speedway - Corning, IA Northland Oil & Brandon Towing & Recovery Present NWRS. McCunn Specialty Fire Arms BMods Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 5th | - | - | 11th |
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| 8/22/2020 | Adams County Speedway - Corning, IA Custom Diesel Drivers Training Presents 4 Wide Truck Convoy- McCunn 3-Wide Shootout Stock and Hobby Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Non-Winged Sprints, Sport Compact | Results | | Mark Karg (A Modifieds) | 5th | - | - | 4th |
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| 8/29/2020 | Adams County Speedway - Corning, IA Poet Biorefining Night- McCunn Specialty Fire Arms, Modified 3-Wide Shootout Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 3rd | - | - | 6th |
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| 9/5/2020 | Adams County Speedway - Corning, IA Chat Mobility NWRS “Championship Night” Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 5th | - | - | 8th |
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| 10/3/2020 | Adams County Speedway - Corning, IA NAPA Auto Parts 22nd Annual “Tradition” Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Mark Karg (A Modifieds) | 6th | - | DNS | - |
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