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| 6/26/2021 | Portsmouth Raceway Park - Portsmouth, OH BARBOUR AUTO PARTS & AUTO VALUE - Complete Racing Program (DARF members free admission) DIRTcar UMP Modifieds, Dirt Late Models, Pro Legends, Economy Late Models, Limited Sport Mod | Results | | Brian Wilburn (DIRTcar UMP Modifieds) | 6th | - | - | 16th |
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| 8/7/2021 | Portsmouth Raceway Park - Portsmouth, OH LEMLEY MOTORSPORTS Mod Squad Spectacular 3K to win Modifieds & MARY'S CLOTHESLINE BACK PACK GIVEAWAY DIRTcar UMP Modifieds, Dirt Late Models, Economy Late Models, Limited Sport Mod | Results | | Brian Wilburn (DIRTcar UMP Modifieds) | 9th | - | 13th | - |
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| 9/4/2021 | Portsmouth Raceway Park - Portsmouth, OH River Days Rumble - Presented by Pepsi Dirt Super Late Models: Lucas Oil Late Model Dirt Series DIRTcar UMP Modifieds, CRUSA Dirt Late Models, Limited Sport Mod | Results | | Brian Wilburn (DIRTcar UMP Modifieds) | 5th | - | - | 22nd |
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| 10/9/2021 | Willard Speedway - Willard, KY Dirt Super Late Models, DIRTcar UMP Modifieds, DIRTcar Sport Compact, Limited Sport Mod, Dirt Crate Late Models, Outlaw Hobby Stocks | Results | | Brian Wilburn (DIRTcar UMP Modifieds) | 2nd | - | - | 4th |
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| 10/14/2021 | Portsmouth Raceway Park - Portsmouth, OH 41st ANNUAL DIRT TRACK WORLD CHAMPIONSHIP DIRTcar UMP Modifieds | Results | | Brian Wilburn (DIRTcar UMP Modifieds) | 8th | - | 14th | - |
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| 10/15/2021 | Portsmouth Raceway Park - Portsmouth, OH 41st Annual Dirt Track World Championship Dirt Super Late Models: Lucas Oil Late Model Dirt Series DIRTcar UMP Modifieds, Pro Legends, Economy Late Models, CRUSA Dirt Late Models | Results | | Brian Wilburn (DIRTcar UMP Modifieds) | - | - | - | - |
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| 10/16/2021 | Portsmouth Raceway Park - Portsmouth, OH 41st Annual Dirt Track World Championship Dirt Super Late Models: Lucas Oil Late Model Dirt Series DIRTcar UMP Modifieds, Pro Legends, Economy Late Models, CRUSA Dirt Late Models | Results | | Brian Wilburn (DIRTcar UMP Modifieds) | - | - | - | - |
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