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| 4/30/2021 | US 36 Raceway - Osborn, MO Season Points Opener 305 Sprints - Winged, Stock Cars, A Modifieds, B Modifieds, Limited Sport Mod | Results | | Steve McDowell (A Modifieds) | 2nd | - | - | 4th |
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| 5/7/2021 | US 36 Raceway - Osborn, MO Regular Season Racing Stock Cars, A Modifieds, B Modifieds, Limited Sport Mod, Pure Stock | Results | | Steve McDowell (A Modifieds) | 5th (DNF) | - | - | 7th |
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| 5/14/2021 | Electric City Speedway - Butler, MO Factory Stocks, Midwest Modifieds, Street Stocks, Sport Compact, USRA Modifieds | Results | | Steve McDowell (USRA Modifieds) | 5th | - | - | 8th |
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| 7/17/2021 | I-35 Speedway - Winston, MO Good Shepherd Hospice Night Kaster Celebration Special - MWRA Will Not Be Racing Hobby Stocks, Midwest Modifieds, Dirt Late Models, Sport Compact, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Steve McDowell (Dirt Late Models) | 4th | - | - | 11th |
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| 7/30/2021 | Lakeside Speedway - Kansas City, KS Lakeside Speedway - WEST Dirt Super Late Models: SLMR Late Model Series Factory Stocks, Stock Cars, Midwest Modifieds, B Modifieds | Results | | Steve McDowell (Dirt Super Late Models) | 7th | - | - | 19th |
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| 8/7/2021 | Bethany Fairgrounds Speedway - Bethany, MO Regular Season Racing - E Mod, Pure, Sport, Stock, Mod A Modifieds, B Modifieds, Street Stocks, Limited Sport Mod, Pure Stock | Results | | Steve McDowell (A Modifieds) | 4th | - | - | 4th |
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| 9/8/2021 | Boone Speedway - Boone, IA 2021 IMCA Speedway Motors Super Nationals Fueled by Casey’s IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Steve McDowell (IMCA Modified) | 6th | - | 15th | - |
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| 9/9/2021 | Boone Speedway - Boone, IA 2021 IMCA Speedway Motors Super Nationals Fueled by Casey’s Sportsmans, Midwest Modifieds, Vintage Full Body Stock Cars, IMCA Modified, IMCA Stock Car | Results | | Steve McDowell (IMCA Modified) | 10th | - | - | - |
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| 9/10/2021 | Boone Speedway - Boone, IA 2021 IMCA Speedway Motors Super Nationals Fueled by Casey’s Generic 2, IMCA Modified, IMCA Stock Car | Results | | Steve McDowell (IMCA Modified) | 8th | - | - | - |
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| 9/11/2021 | Boone Speedway - Boone, IA 2021 IMCA Speedway Motors Super Nationals Fueled by Casey’s Midwest Modifieds, Vintage Full Body Stock Cars, Vintage Modifieds, Generic 1, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Steve McDowell (IMCA Modified) | 9th | - | - | - |
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| 10/7/2021 | US 36 Raceway - Osborn, MO IMCA Missouri Nationals Test 'n' Tune Night 305 Sprints - Winged, Stock Cars, A Modifieds, B Modifieds, Limited Sport Mod, Pure Stock | Results | | Steve McDowell (A Modifieds) | - | - | - | - |
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| 10/8/2021 | US 36 Raceway - Osborn, MO IMCA Missouri Nationals 305 Sprints - Winged, Stock Cars, A Modifieds, B Modifieds, Limited Sport Mod, Pure Stock | Results | | Steve McDowell (A Modifieds) | 4th | - | - | 14th (DNF) |
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| 10/9/2021 | US 36 Raceway - Osborn, MO IMCA Missouri Nationals 305 Sprints - Winged, Stock Cars, A Modifieds, B Modifieds, Limited Sport Mod, Pure Stock | Results | | Steve McDowell (A Modifieds) | 2nd | - | - | 12th |
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| 10/30/2021 | I-35 Speedway - Winston, MO McCarthy Auto Group Championship Night at the Races Hobby Stocks, Midwest Modifieds, Dirt Late Models, Sport Compact, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Steve McDowell (Dirt Late Models) | 5th | - | - | 7th |
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