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| 5/22/2020 | Miller Central Speedway - Miller, SD Make up for rainout-doubleheader Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Robert Harder (WISSOTA Midwest Mods) | 3rd | - | - | 14th |
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| 5/23/2020 | Miller Central Speedway - Miller, SD All Classes- Sponsor TBA Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Robert Harder (WISSOTA Midwest Mods) | 6th | - | - | 15th |
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| 5/29/2020 | Miller Central Speedway - Miller, SD Double Header weekend Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Robert Harder (WISSOTA Midwest Mods) | 6th | - | - | 12th |
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| 5/30/2020 | Miller Central Speedway - Miller, SD All Classes- Sponsor TBA Dirt Late Models, Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Robert Harder (WISSOTA Midwest Mods) | 6th | - | - | 17th |
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| 6/13/2020 | Miller Central Speedway - Miller, SD Tri-State Late Model Series Dirt Late Models: Tri-State Late Models Pure Stock, WISSOTA Midwest Mods, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Robert Harder (WISSOTA Midwest Mods) | 5th | - | - | 9th |
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| 6/27/2020 | Miller Central Speedway - Miller, SD Late Model Special- $2,000 to win Pure Stock, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Robert Harder (WISSOTA Midwest Mods) | 4th | - | - | 8th |
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| 7/4/2020 | Miller Central Speedway - Miller, SD All Classes- A Mod Special Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Robert Harder (WISSOTA Midwest Mods) | 3rd | - | - | 7th |
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| 7/18/2020 | Miller Central Speedway - Miller, SD Street Stock Tour (All Classes) Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Robert Harder (WISSOTA Midwest Mods) | 5th | - | - | 8th |
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| 7/25/2020 | Miller Central Speedway - Miller, SD All Classes- Sponsor TBA Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Robert Harder (WISSOTA Midwest Mods) | DNS | - | - | 10th |
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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 | | Robert Harder (WISSOTA Midwest Mods) | 6th | - | - | 10th |
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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 | | Robert Harder (WISSOTA Midwest Mods) | 5th | - | - | 14th |
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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 | | Robert Harder (WISSOTA Midwest Mods) | 6th | - | - | 10th |
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