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| 5/9/2020 | Hamilton County Speedway - Webster City, IA Season Opener Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | 3rd | - | - | 13th |
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| 5/16/2020 | Hamilton County Speedway - Webster City, IA Malvern Bank SLMR + USRA Weekly Racing Dirt Super Late Models: SLMR Late Model Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Canceled |
| 5/21/2020 | Hamilton County Speedway - Webster City, IA Thursday Night Thunder USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | 7th | - | - | 5th |
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| 6/6/2020 | Hamilton County Speedway - Webster City, IA Teacher Appreciation Night + DTRA Presented by Pepsi Dirt Super Late Models, Super Truck, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | 4th | - | - | 9th (DNF) |
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| 6/13/2020 | Hamilton County Speedway - Webster City, IA Racing For The Right Reason Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | 2nd | - | - | 13th (DNF) |
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| 6/16/2020 | Hancock County Speedway - Britt, IA MAXYIELD Sport Mod Nationals Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Parker Slagle (Stock Cars) | 5th | - | - | 8th |
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| 6/19/2020 | Sports Park Raceway - Fort Dodge, IA Summit USRA Weekly Racing Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | - | - | - | 4th |
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| 6/20/2020 | Hamilton County Speedway - Webster City, IA USMTS A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Parker Slagle (USRA Stock Cars) | 3rd | - | - | 19th (DNF) |
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| 6/26/2020 | Sports Park Raceway - Fort Dodge, IA Summit USRA Weekly Racing Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | 3rd | - | - | 4th |
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| 6/27/2020 | Hamilton County Speedway - Webster City, IA Jerry Goebel State Farm Salute To The 2020 Seniors Presented by D&B Agro Systems USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | 7th (DNF) | - | - | 9th |
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| 6/30/2020 | Hamilton County Speedway - Webster City, IA Great American Stock Car Shootout USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars | Results | | Parker Slagle (USRA Stock Cars) | 6th | - | - | - |
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| 7/1/2020 | Hamilton County Speedway - Webster City, IA Great American Stock Shootout USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars | Results | | Parker Slagle (USRA Stock Cars) | - | - | 10th | 22nd (DNF) |
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| 7/18/2020 | Hamilton County Speedway - Webster City, IA Gamblers Night Presented by Seneca Foundry Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | 3rd | - | - | 14th (DNF) |
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| 7/25/2020 | Hamilton County Speedway - Webster City, IA Kid's Night Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | 5th | - | - | 4th |
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| 7/28/2020 | Hancock County Speedway - Britt, IA Joel Showalter Memorial - $1,000 to WIN HOBBY STOCKS - Dirt Knights Modifieds $1,000 to WIN Hobby Stocks, Stock Cars, B Modifieds, Sport Compact, IMCA Modified | Results | | Parker Slagle (Stock Cars) | 7th (DNF) | - | - | 13th (DNF) |
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| 8/1/2020 | Hamilton County Speedway - Webster City, IA Summit USRA Weekly Racing Series Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | 2nd | - | - | 3rd |
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| 8/8/2020 | Hamilton County Speedway - Webster City, IA Season Championship Night Presented by Spangler Automotive + Bruce Sommerfeld Memorial Race Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | 3rd | - | - | 4th |
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| 8/13/2020 | Hancock County Speedway - Britt, IA IMT Transport Night of 1000 Stars - $3,000 to WIN Modifieds Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact, IMCA Modified | Results | | Parker Slagle (Stock Cars) | 1st | - | - | 24th (DNF) |
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| 8/28/2020 | Sports Park Raceway - Fort Dodge, IA Summit USRA Weekly Racing Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Parker Slagle (USRA Stock Cars) | 6th | - | - | 12th (DNF) |
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