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| 3/6/2021 | Rocket Raceway Park - Petty, TX Season Opener Hobby Stocks, Stock Cars, 600cc Modifieds, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, USRA Tuners | Results | | Michael McCullough (USRA Limited Mods) | 2nd | - | - | 2nd |
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| 3/13/2021 | Hunt County Raceway - Greenville, TX 2021 Point Season Begins Weekly Show Stock Cars, Restricted 'A' Class, Winged A-Class, Super Stocks, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Michael McCullough (USRA Limited Mods) | 3rd | - | - | 9th |
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| 3/20/2021 | Rocket Raceway Park - Petty, TX 82 Speedway Hobby Stocks, Stock Cars, 600cc Modifieds, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, USRA Tuners | Results | | Michael McCullough (USRA Limited Mods) | 4th | - | - | 7th |
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| 3/27/2021 | Rocket Raceway Park - Petty, TX 82 Speedway Hobby Stocks, Stock Cars, 600cc Modifieds, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, USRA Tuners | Results | | Michael McCullough (USRA Limited Mods) | 3rd | - | - | 7th |
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| 4/10/2021 | Rocket Raceway Park - Petty, TX $5,000/win FACTORY STOCKS! TEXAS SPRINT SERIES! 305 Sprints - Winged: Texas Sprint Series Hobby Stocks, Stock Cars, 600cc Modifieds, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, IMCA RaceSaver Sprint Car | Results | | Michael McCullough (USRA Limited Mods) | 4th | - | - | 2nd |
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| 5/8/2021 | Rocket Raceway Park - Petty, TX 82 Speedway Hobby Stocks, Stock Cars, 600cc Modifieds, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks | Results | | Michael McCullough (USRA Limited Mods) | 2nd | - | - | 1st |
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| 5/22/2021 | Southern Oklahoma Speedway - Ardmore, OK Regular Night of Racing Hobby Stocks, Stock Cars, 600cc Modifieds, Limited Sport Mod, IMCA Modified | Results | | Michael McCullough (Limited Sport Mod) | 6th | - | - | - |
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| 5/26/2021 | Southern Oklahoma Speedway - Ardmore, OK All Star Shootout Stock Cars, Limited Sport Mod, IMCA Modified | Results | | Michael McCullough (Limited Sport Mod) | 3rd | - | 15th | - |
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| 8/21/2021 | Southern Oklahoma Speedway - Ardmore, OK Demolition Derby/Late Models Hobby Stocks, Stock Cars, Midwest Modifieds, Dirt Late Models, Hornets, 600cc Modifieds, Limited Sport Mod | Results | | Michael McCullough (Limited Sport Mod) | 2nd | - | - | 3rd |
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| 8/28/2021 | Southern Oklahoma Speedway - Ardmore, OK Regular Night of Racing - Final Points Night Hobby Stocks, Stock Cars, 600cc Modifieds, Limited Sport Mod, IMCA Modified | Results | | Michael McCullough (Limited Sport Mod) | 5th | - | - | 11th |
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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 | | Michael McCullough (Limited Sport Mod) | 6th | - | - | 4th |
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| 10/15/2021 | Southern Oklahoma Speedway - Ardmore, OK TOMS Nationals - Night 1 A Modifieds: TOMS - Touring Outlaw Modified Series Hobby Stocks, Limited Sport Mod | Results | | Michael McCullough (Limited Sport Mod) | 4th | - | - | - |
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| 10/16/2021 | Southern Oklahoma Speedway - Ardmore, OK TOMS Nationals - Night 2 A Modifieds: TOMS - Touring Outlaw Modified Series Hobby Stocks, Limited Sport Mod | Results | | Michael McCullough (Limited Sport Mod) | - | - | - | 4th |
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| 10/23/2021 | RPM Speedway - Crandall, TX Inaugural Cowboy Up Classic USRA Modifieds: USRA American Racer Modified Series Limited Modified, Limited Sport Mod, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Michael McCullough (USRA Limited Mods) | 4th | - | - | 10th |
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