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| 2/9/2018 | 281 Speedway by C&S Promotions - Stephenville, TX SPECIAL EVENT: Big Chill Throwdown! Factory Stocks, Stock Cars, A Modifieds, B Modifieds, Street Stocks, Hornets | Results | | Brent Mayfield (Stock Cars) | 7th | - | - | 8th |
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| 2/10/2018 | 281 Speedway by C&S Promotions - Stephenville, TX SPECIAL EVENT: Big Chill Throwdown! Factory Stocks, Stock Cars, A Modifieds, B Modifieds, Street Stocks, Hornets | Results | | Brent Mayfield (Stock Cars) | 6th | - | - | 15th |
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| 3/10/2018 | 281 Speedway by C&S Promotions - Stephenville, TX Lone Star Dwarf Club Factory Stocks, Stock Cars, A Modifieds, B Modifieds, Street Stocks, Dwarf, Hornets | Results | | Brent Mayfield (Dwarf) | 2nd | - | - | 5th |
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| 3/16/2018 | Heart O' Texas Speedway - Waco, TX Jack Bagby Memorial 1K to win Modifieds - Lone Star Dwarf Car Club Factory Stocks, Asphalt Mini Stocks, Stock Cars, A Modifieds, B Modifieds, Dwarf | Results | | Brent Mayfield (Dwarf) | 4th | - | - | 8th |
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| 4/28/2018 | 281 Speedway by C&S Promotions - Stephenville, TX World's Greatest TV with POWRi 600 Mini Sprints & LoneStar Dwarf Club Restricted 'A' Class: POWRi Lonestar 600 Restrictor's Winged A-Class: POWRi Lonestar 600's Wing Factory Stocks, Stock Cars, A Modifieds, B Modifieds, Street Stocks, Dwarf, Hornets | Results | | Brent Mayfield (Dwarf) | 2nd | - | - | DNS |
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| 5/11/2018 | Heart O' Texas Speedway - Waco, TX Ladies Night 18+ Free Admission - Lone Star Dwarf Car Club Factory Stocks, Asphalt Mini Stocks, Stock Cars, A Modifieds, B Modifieds, Street Stocks, Dwarf | Results | | Brent Mayfield (Dwarf) | 4th | - | 1st | 18th |
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| 5/26/2018 | 281 Speedway by C&S Promotions - Stephenville, TX SPECIAL EVENT: Elite Non-Wing Sprint Series Factory Stocks, Street Stocks, Non-Winged Sprints, 305 Sprints - Non-Winged, Dwarf, Hornets | Results | | Brent Mayfield (Dwarf) | 2nd | - | - | 1st |
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| 6/8/2018 | Heart O' Texas Speedway - Waco, TX Lone Star Dwarf Car Club - Kids Bicycle Giveaway Factory Stocks, Asphalt Mini Stocks, Stock Cars, A Modifieds, B Modifieds, Dwarf | Results | | Brent Mayfield (Dwarf) | 3rd | - | - | 24th |
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| 6/9/2018 | 281 Speedway by C&S Promotions - Stephenville, TX SUPERHERO NIGHT with Legacy Dwarf Club Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Dwarf, Hornets | Results | | Brent Mayfield (Dwarf) | 1st | - | - | 1st |
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| 10/26/2018 | Heart O' Texas Speedway - Waco, TX 21st Annual Fall Classic - 3rd Annual Dwarf Car Nationals Factory Stocks, Stock Cars, A Modifieds, B Modifieds, Street Stocks, Veteran Dwarf, Pro Dwarf | Results | | Brent Mayfield (Pro Dwarf) | 11th | - | 12th | - |
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| 10/27/2018 | Heart O' Texas Speedway - Waco, TX 21st Annual Fall Classic - 3rd Annual Dwarf Car Nationals 305 Sprints - Winged, Factory Stocks, Stock Cars, A Modifieds, B Modifieds, Street Stocks, Veteran Dwarf, Pro Dwarf | Results | | Brent Mayfield (Pro Dwarf) | - | - | 13th | - |
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