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| 7/17/2020 | Brown County Speedway - Aberdeen, SD BCS 07/17/2020 WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 6th | - | - | 16th (DNF) |
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| 7/31/2020 | Brown County Speedway - Aberdeen, SD BCS 07/31/2020 WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 7th (DNF) | - | - | 18th |
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| 8/1/2020 | Miller Central Speedway - Miller, SD BMod special- $1,000 to win- all classes running Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 1st | - | - | 13th |
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| 8/2/2020 | Casino Speedway - Watertown, SD WISSOTA Dirt Track Series Racing Street Stocks, Dirt Late Models, Economy Late Models, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 6th (DNF) | - | - | 11th (DNF) |
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| 8/8/2020 | Miller Central Speedway - Miller, SD All Classes Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 5th | - | - | 11th |
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| 8/14/2020 | Miller Central Speedway - Miller, SD 6th Annual Big Dog Race Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 6th (DNF) | - | - | 15th |
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| 8/15/2020 | Miller Central Speedway - Miller, SD Season Championship! Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 7th | - | - | 14th (DNF) |
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| 8/21/2020 | Brown County Speedway - Aberdeen, SD BCS 08/21/2020 WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 2nd | - | - | 12th |
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| 8/22/2020 | Dakota State Fair Speedway - Huron, SD World of Outlaws NOS Energy Drink Sprint Cars WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 5th | - | 4th | 13th |
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| 8/23/2020 | Casino Speedway - Watertown, SD WISSOTA Dirt Track Series Weekly Race Economy Late Models, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 3rd | - | - | 8th |
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| 8/28/2020 | Brown County Speedway - Aberdeen, SD BCS 08/28/2020 WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 5th | - | - | 8th |
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| 8/29/2020 | Madison Speedway - Madison, MN Stock Cars, Economy Late Models, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Street Stock, WISSOTA Super Stock, WISSOTA Hornet | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 3rd | - | - | 11th |
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| 9/4/2020 | Brown County Speedway - Aberdeen, SD 1st Annual Big Buck Nationals Dirt Late Models, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 7th | - | 8th (DNF) | - |
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| 9/6/2020 | Casino Speedway - Watertown, SD Watertown Ford Chrysler Season Championship Night Dirt Late Models, Economy Late Models, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Mitch Guthmiller (WISSOTA Midwest Mods) | 4th | - | - | 16th (DNF) |
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