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| 4/26/2020 | Interstate Speedway (SD) - Jefferson, SD Casey's General Store Presents IMCA Weekly Racing Series Hobby Stocks, Stock Cars, A Modifieds, Limited Sport Mod, Sport Compact, IMCA Modified | Results | | Gary Grabill (Sport Compact) | 5th | - | - | 9th |
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| 5/8/2020 | Park Jefferson International Speedway - Jefferson, SD SPRING NATIONALS PRESENTED BY RICKY LEMMEN MOTORSPORTS Hobby Stocks, Stock Cars, B Modifieds, Hornets, IMCA Modified | Results | | Gary Grabill (Hornets) | 6th | - | - | DNS |
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| 5/24/2020 | Interstate Speedway (SD) - Jefferson, SD M&T Motorsports Presents Weekly Racing Series Hobby Stocks, Stock Cars, A Modifieds, Limited Sport Mod, Sport Compact | Results | | Gary Grabill (Sport Compact) | 6th | - | - | 7th |
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| 6/7/2020 | Interstate Speedway (SD) - Jefferson, SD Tom & Carol Reed Present IMCA Weekly Racing Series Hobby Stocks, Stock Cars, A Modifieds, Limited Sport Mod, Sport Compact | Results | | Gary Grabill (Sport Compact) | 4th | - | - | 6th |
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| 6/12/2020 | Murray County Speedway - Slayton, MN IMCA Classes -Sponsored by Miller Sellner of Slayton Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Gary Grabill (Sport Compact) | 6th | - | - | 9th |
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| 6/14/2020 | Interstate Speedway (SD) - Jefferson, SD Ideal Wheels Presents 305 Racesaver Sprints IMCA Weekly Racing Series 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, Limited Sport Mod, Sport Compact | Results | | Gary Grabill (Sport Compact) | 3rd | - | - | 8th |
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| 6/15/2020 | Jackson Motorplex - Jackson, MN Bank Midwest IMCA Shootout Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Gary Grabill (Hornets) | 4th | - | - | 5th |
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| 6/26/2020 | Murray County Speedway - Slayton, MN IMCA Classes + Bombers + Hotrod Touring Series - Sponsored by Rough Country Exacavating Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Vintage Full Body Stock Cars, Sport Compact | Results | | Gary Grabill (Sport Compact) | 4th | - | - | 16th (DNF) |
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| 6/28/2020 | Interstate Speedway (SD) - Jefferson, SD J&J Fittings presents Midwest Madness Mod Tour plus weekly Racing IMCA Modified: Midwest Madness Tour Hobby Stocks, Stock Cars, A Modifieds, Limited Sport Mod, Sport Compact, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Gary Grabill (Sport Compact) | 7th | - | - | 8th |
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| 7/3/2020 | Murray County Speedway - Slayton, MN IMCA Classes + "Back the Blue" Sponsored by Sturdevant’s Auto Parts of Slayton Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Street Stocks, Sport Compact | Results | | Gary Grabill (Sport Compact) | 4th | - | - | 7th |
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| 7/12/2020 | Interstate Speedway (SD) - Jefferson, SD Local Law Enforcement presents IMCA Weekly Racing Hobby Stocks, Stock Cars, A Modifieds, Limited Sport Mod, Sport Compact | Results | | Gary Grabill (Sport Compact) | 6th | - | - | 8th |
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| 7/17/2020 | Princeton Speedway - Princeton, MN FastLane Super Stock Series WISSOTA Super Stock: Fast Lane Motorsports Northland Super Stock Series Hobby Stocks, B Modifieds, Sport Compact, IMCA Stock Car, WISSOTA Mod Four | Results | | Gary Grabill (Sport Compact) | 4th | - | - | 8th |
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| 8/2/2020 | Interstate Speedway (SD) - Jefferson, SD Hawkeye Distributions presents Weekly Racing Series Hobby Stocks, Stock Cars, A Modifieds, Limited Sport Mod, Sport Compact | Results | | Gary Grabill (Sport Compact) | 6th | - | - | 4th |
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| 8/14/2020 | Murray County Speedway - Slayton, MN IMCA Class plus IMCA 305 Sprint Cars - Sponsored by Deboer Chevrolet 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Gary Grabill (Sport Compact) | 7th | - | - | 5th |
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| 8/16/2020 | Interstate Speedway (SD) - Jefferson, SD Racers for Autism Weekly Racing Series IMCA Hobby Stocks, Stock Cars, A Modifieds, Limited Sport Mod, Sport Compact | Results | | Gary Grabill (Sport Compact) | 6th | - | - | 8th |
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| 8/21/2020 | Murray County Speedway - Slayton, MN IMCA Classes-Swede Anderson Shootout/Gary Muecke Mod Special - Rowdy’s Radiator / Avoca Spray Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Gary Grabill (Sport Compact) | 5th | - | - | 13th (DNF) |
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| 8/28/2020 | Murray County Speedway - Slayton, MN Championship Night - IMCA 305 Sprints - Sponsored by Dale Johnson III Construction 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Gary Grabill (Sport Compact) | 4th | - | - | 8th |
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