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| 6/3/2020 | Buena Vista Raceway - Alta, IA IMCA Speedway Motors Weekly Racing Season Opener Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Don Gerritsen Jr (A Modifieds) | 5th | - | - | 7th |
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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 | | Don Gerritsen Jr (A Modifieds) | 2nd | - | - | 8th (DNF) |
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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 | | Don Gerritsen Jr (A Modifieds) | 1st | - | - | 5th |
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| 6/19/2020 | Rapid Speedway - Rock Rapids, IA USMTS A Modifieds: USMTS - United States Modified Touring Series DIRTcar Sportsmans, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars | Results | | Don Gerritsen Jr (A Modifieds) | DNS | - | - | 11th |
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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 | | Don Gerritsen Jr (A Modifieds) | - | - | - | 6th (DNF) |
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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 | | Don Gerritsen Jr (A Modifieds) | 2nd | - | - | 1st |
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| 7/10/2020 | Murray County Speedway - Slayton, MN Brycen Johnson Memorial Sport Mod Special, Plus IMCA Classes Sponsored by Pizza Ranch of Slayton Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Don Gerritsen Jr (A Modifieds) | 2nd | - | - | 4th |
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| 7/17/2020 | Murray County Speedway - Slayton, MN IMCA Classes + Bombers - Sponsored by Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Don Gerritsen Jr (A Modifieds) | 1st | - | - | 5th |
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| 7/21/2020 | Rapid Speedway - Rock Rapids, IA Lyon County Fair Races 360 Sprints - Winged: Midwest Sprint Touring Series Dirt Late Models: Tri-State Late Models A Modifieds | Results | | Don Gerritsen Jr (A Modifieds) | 3rd | - | - | 8th |
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| 7/24/2020 | Murray County Speedway - Slayton, MN Regular IMCA Classes + Bombers - Sponsored by Prairie Winds Construction Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Don Gerritsen Jr (A Modifieds) | 2nd | - | - | 9th (DNF) |
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| 7/31/2020 | Rapid Speedway - Rock Rapids, IA Weekly Racing Series + A-Mods DIRTcar Sportsmans, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Don Gerritsen Jr (USRA Modifieds) | 1st | - | - | 1st |
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| 8/7/2020 | Murray County Speedway - Slayton, MN IMCA Classes + "Red" Jans Memorial Hobby Stock $1,250 Special Sponsored by Van't Huf Milk Hauling Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Don Gerritsen Jr (A Modifieds) | 3rd | - | - | 7th |
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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 | | Don Gerritsen Jr (A Modifieds) | 3rd | - | - | 4th |
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| 8/18/2020 | Fairmont Raceway - Fairmont, MN Stock Car Special! All IMCA Classes will run on this Special Tuesday Night Race Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Don Gerritsen Jr (A Modifieds) | 4th | - | - | 19th (DNF) |
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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 | | Don Gerritsen Jr (A Modifieds) | 5th | - | - | 7th |
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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 | | Don Gerritsen Jr (A Modifieds) | 2nd | - | - | 2nd |
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| 9/15/2020 | Clay County Fair Speedway - Spencer, IA Fair Special Dirt Late Models: Tri-State Late Models Hobby Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Don Gerritsen Jr (IMCA Modified) | 3rd | - | - | 15th (DNF) |
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| 10/10/2020 | Murray County Speedway - Slayton, MN Hub City Rumble Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Don Gerritsen Jr (A Modifieds) | 1st | - | - | 13th (DNF) |
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