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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 |
| 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 | | John Campbell (USRA Stock Cars) | 3rd | - | - | 11th (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 | | John Campbell (USRA Stock Cars) | DNS | - | - | DNS |
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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 | | John Campbell (USRA Stock Cars) | 5th | - | - | 10th |
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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 | | John Campbell (USRA Stock Cars) | 1st | - | - | 5th |
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| 7/11/2020 | Hamilton County Speedway - Webster City, IA Car Load Night Presented by Napa Auto Parts Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | John Campbell (USRA Stock Cars) | 1st | - | - | 5th |
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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 | | John Campbell (USRA Stock Cars) | 3rd | - | - | 15th (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 | | John Campbell (USRA Stock Cars) | 1st | - | - | 6th |
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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 | | John Campbell (USRA Stock Cars) | 1st | - | - | 2nd |
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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 | | John Campbell (USRA Stock Cars) | 1st | - | - | 1st |
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