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| 7/3/2020 | Hermiston Raceway - Hermiston, OR Thunder on the Hill- presented by Bonney's AG & Auto Repair Asphalt Late Models, Asphalt Mini Stocks, Hobby Stocks, Street Stocks, Semi-Pro Legends, Hornets | Results | | Sean Zieske (Hornets) | - | - | 4th | 4th |
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| 8/1/2020 | Hermiston Raceway - Hermiston, OR Saturday Night Thunder - Twin Mains 360 Sprints - Winged, Midgets, Hobby Stocks, Semi-Pro Legends, Hornets, Asphalt Big Block Modifieds | Results | | Sean Zieske (Hornets) | - | - | - | - |
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| 8/8/2020 | Wenatchee Valley Super Oval - Wenatchee, WA Les Schwab Tires Community Toy Drive Night Hobby Stocks, Young Guns, Hornets, Asphalt Sportsman Late Models, Pro Late Model | Results | | Sean Zieske (Hornets) | 5th | - | - | 7th |
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| 10/24/2020 | Hermiston Raceway - Hermiston, OR Saturday Spooktacular Asphalt Late Models, Asphalt Mini Stocks, Hobby Stocks, Street Stocks, Semi-Pro Legends, Hornets, Asphalt Bombers | Results | | Sean Zieske (Hornets) | - | - | - | 3rd |
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