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| 3/5/2021 | RPM Speedway - Crandall, TX Texas Spring Nationals Night 1 A Modifieds: USMTS - United States Modified Touring Series Dwarf, Limited Sport Mod, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Bobby Ruffin (USRA Factory Stocks) | 6th | - | 6th | - |
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| 3/6/2021 | RPM Speedway - Crandall, TX Texas Spring Nationals Night 2 A Modifieds: USMTS - United States Modified Touring Series Limited Sport Mod, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Bobby Ruffin (USRA Factory Stocks) | 1st | - | - | 12th |
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| 3/12/2021 | Buffalo Creek Speedway - Edgewood, TX Zeek's Construction USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Bobby Ruffin (USRA Factory Stocks) | - | - | - | 2nd |
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| 3/19/2021 | Buffalo Creek Speedway - Edgewood, TX Zeek's Construction USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Bobby Ruffin (USRA Factory Stocks) | - | - | - | 2nd |
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| 5/30/2021 | Lonestar Speedway - Kilgore, TX Memorial Day Showdown Factory Stocks, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Bobby Ruffin (A Modifieds) | 4th | - | - | 5th | | Bobby Ruffin (B Modifieds) | 1st | - | - | 1st |
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| 6/12/2021 | Lonestar Speedway - Kilgore, TX Factory Stocks, A Modifieds, B Modifieds, Sport Compact | Results | | Bobby Ruffin (A Modifieds) | 1st | - | - | DNS | | Bobby Ruffin (B Modifieds) | 2nd | - | - | 2nd |
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| 6/18/2021 | Buffalo Creek Speedway - Edgewood, TX Zeek's Construction USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, USRA Tuners | Results | | Bobby Ruffin (USRA Limited Mods) | - | - | - | 1st | | Bobby Ruffin (USRA Modifieds) | - | - | - | 2nd | | Bobby Ruffin (USRA Factory Stocks) | - | - | - | 3rd |
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| 6/25/2021 | RPM Speedway - Crandall, TX KR Cup Round #9 Limited Sport Mod, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, USRA Tuners, Dirt Big Block Modifieds | Results | | Bobby Ruffin (USRA Limited Mods) | 2nd | - | - | 1st | | Bobby Ruffin (USRA Modifieds) | 1st | - | - | 1st |
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| 7/4/2021 | Lonestar Speedway - Kilgore, TX Bandits Outlaws Fireworks Spectacular Winged Sprints: Bandits Outlaw Sprint Series 360 Sprints - Winged, Factory Stocks, A Modifieds, B Modifieds, Sport Compact | Results | | Bobby Ruffin (A Modifieds) | 5th | - | - | 4th | | Bobby Ruffin (B Modifieds) | 1st | - | - | 1st |
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| 7/23/2021 | RPM Speedway - Crandall, TX KR Cup Round #11 Limited Sport Mod, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, USRA Tuners | Results | | Bobby Ruffin (USRA Limited Mods) | 4th | - | - | 1st | | Bobby Ruffin (USRA Modifieds) | 3rd | - | - | 3rd |
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| 9/4/2021 | RPM Speedway - Crandall, TX 7th Annual Bryan Mize Memorial USRA Modifieds: USRA American Racer Modified Series A Modifieds, Dwarf, Limited Modified, USRA Limited Mods, USRA Factory Stocks | Results | | Bobby Ruffin (USRA Limited Mods) | 1st | - | - | 3rd | | Bobby Ruffin (USRA Modifieds) | 3rd | - | - | 25th (DNF) |
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| 10/9/2021 | Grayson County Speedway - Bells, TX Patsy Peters Memorial Race Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, 600cc Modifieds, Limited Sport Mod | Results | | Bobby Ruffin (Limited Sport Mod) | 8th | - | - | 6th |
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