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| 5/22/2021 | I-90 Speedway - Hartford, SD Paramount Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 7th | - | 6th | - |
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| 6/5/2021 | I-90 Speedway - Hartford, SD CCL Labels Night: Paramount Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 2nd | - | - | 8th |
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| 6/12/2021 | I-90 Speedway - Hartford, SD MSTS at I-90 Speedway with Power Series 360 Sprints - Winged: Midwest Sprint Touring Series with Midwest Power Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 3rd | - | - | 6th |
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| 6/19/2021 | I-90 Speedway - Hartford, SD Precision Drywall presents: Hartford Night w/ Paramount Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 3rd | - | - | 4th |
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| 7/3/2021 | I-90 Speedway - Hartford, SD MSTS at I-90 Speedway 360 Sprints - Winged: Midwest Sprint Touring Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 5th | - | - | 18th (DNF) |
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| 7/17/2021 | Deer Creek Speedway - Spring Valley, MN Tasseldega Nights - Points Race - FREE Grandstands USRA B-Mods, USRA Modifieds, WISSOTA Midwest Mods, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Aaron De Thury (USRA B-Mods) | 5th | - | - | 17th |
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| 7/23/2021 | Rapid Speedway - Rock Rapids, IA Weekly Racing Series DIRTcar Sportsmans, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars | Results | | Aaron De Thury (USRA B-Mods) | 7th (DNF) | - | - | 10th |
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| 7/24/2021 | I-90 Speedway - Hartford, SD Dirt Late Models: Tri-State Late Models 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 3rd | - | - | 19th (DNF) |
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| 7/31/2021 | I-90 Speedway - Hartford, SD Chuck Zitterich Memorial at I-90 Speedway with Power Series 360 Sprints - Winged: Midwest Sprint Touring Series with Midwest Power Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 2nd | - | - | 10th |
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| 8/6/2021 | Rapid Speedway - Rock Rapids, IA Dave Mulder Memorial DIRTcar Sportsmans, USRA B-Mods, USRA Hobby Stocks, USRA Stock Cars | Results | | Aaron De Thury (USRA B-Mods) | 5th | - | 6th | - |
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| 8/7/2021 | I-90 Speedway - Hartford, SD Paramount Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 5th | - | - | 12th |
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| 8/14/2021 | I-90 Speedway - Hartford, SD Hartford Vet Clinic presents: Pitstop Challenge & Paramount Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 6th | - | 1st | 13th |
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| 8/21/2021 | I-90 Speedway - Hartford, SD LMSS Legends & Paramount Racing Series 305 Sprints - Winged, Street Stocks, Masters Legends, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 2nd | - | - | 3rd |
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| 9/4/2021 | I-90 Speedway - Hartford, SD Dirt Late Models: Tri-State Late Models Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 1st | - | - | 10th |
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| 9/11/2021 | I-90 Speedway - Hartford, SD Paramount Racing Series Championship 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Aaron De Thury (USRA B-Mods) | 5th | - | 2nd | 15th |
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| 10/6/2021 | Lucas Oil Speedway - Wheatland, MO Practice Night USRA Stock Cars: USRA Nationals USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Tuners | Results | | Aaron De Thury (USRA B-Mods) | - | - | - | - |
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| 10/9/2021 | Murray County Speedway - Slayton, MN Hub City Rumble - Repairable Vehicles.com Tri State Late Models Dirt Late Models: Tri-State Late Models Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Aaron De Thury (B Modifieds) | 5th | - | 3rd | 15th |
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