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| 5/24/2020 | RPM Speedway - Hays, KS Sunday Night IMCA Spectacular IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jarrett Marker (IMCA Sport Compact) | 5th | - | - | 5th |
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| 6/5/2020 | Thomas County Speedway - Colby, KS SEASON OPENER - TAKE 2 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jarrett Marker (IMCA Sport Compact) | 4th | - | - | 3rd |
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| 6/6/2020 | Sherman County Speedway - Goodland, KS Summer Kick Off Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Sport Compact, Pure Stock, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jarrett Marker (Sport Compact) | 2nd | - | - | 3rd |
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| 6/12/2020 | Thomas County Speedway - Colby, KS IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jarrett Marker (IMCA Sport Compact) | 2nd | - | - | 2nd |
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| 6/13/2020 | RPM Speedway - Hays, KS Nutrien Ag Solutions Mike Hughes Sunflower Classic Presented by Speed Shift TV Plus URSS Sprint Cars 305 Sprints - Winged, Generic 1, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jarrett Marker (IMCA Sport Compact) | 3rd | - | - | 12th |
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| 6/14/2020 | RPM Speedway - Hays, KS Mike "Huey" Hughes Sunflower Classic Memorial Race Presented by Nutrien Ag Solutions 305 Sprints - Winged, Generic 1, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jarrett Marker (IMCA Sport Compact) | 3rd | - | - | 2nd |
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| 6/26/2020 | Thomas County Speedway - Colby, KS T-Shirt Toss 2020 by Nutrien IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jarrett Marker (IMCA Sport Compact) | 3rd | - | - | 3rd |
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| 6/27/2020 | RPM Speedway - Hays, KS Casey's Salute to EMT, First Responders, Fire Fighters and Law Enforcement Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Generic 1, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jarrett Marker (IMCA Sport Compact) | 1st | - | - | 6th (DNF) |
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| 7/10/2020 | Thomas County Speedway - Colby, KS IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jarrett Marker (IMCA Sport Compact) | DNS | - | - | 7th (DNF) |
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| 7/18/2020 | Sherman County Speedway - Goodland, KS Mid Summer Classic Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Sport Compact, Pure Stock, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jarrett Marker (Sport Compact) | 4th | - | - | 6th |
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| 7/19/2020 | Sherman County Speedway - Goodland, KS Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Sport Compact, Pure Stock, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jarrett Marker (Sport Compact) | 3rd | - | - | 8th (DNF) |
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| 8/22/2020 | Thomas County Speedway - Colby, KS 14 Annual Jeff Hartwell Memorial - Day 2 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jarrett Marker (IMCA Sport Compact) | 5th | - | - | 7th |
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