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| 3/10/2021 | Humboldt Speedway - Humboldt, KS Battle at the Bullring Practice Dirt Super Late Models, Factory Stocks, Stock Cars, A Modifieds, Midwest Modifieds, B Modifieds, Sport Compact, USRA B-Mods, USRA Modifieds | Rain Out |
| 3/24/2021 | Humboldt Speedway - Humboldt, KS KOA and Battle Practice A Modifieds: USMTS - United States Modified Touring Series B Modifieds, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Grant Holman (USRA B-Mods) | - | - | - | - |
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| 3/25/2021 | Humboldt Speedway - Humboldt, KS King Of America and Battle at the Bullring Night 1 A Modifieds: USMTS - United States Modified Touring Series B Modifieds, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Grant Holman (USRA B-Mods) | 7th | - | - | - |
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| 3/26/2021 | Humboldt Speedway - Humboldt, KS King Of America $5,000 to win + Battle Qualifying A Modifieds: USMTS - United States Modified Touring Series B Modifieds, USRA B-Mods, USRA Stock Cars | Results | | Grant Holman (USRA B-Mods) | 9th | - | - | - |
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| 3/27/2021 | Humboldt Speedway - Humboldt, KS King Of America $20,000 to win, Battle at the Bullring $10,00 to win A Modifieds: USMTS - United States Modified Touring Series B Modifieds, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Grant Holman (USRA B-Mods) | - | - | - | - |
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| 4/10/2021 | Salina Highbanks Speedway - Salina, OK NAAPWS CHAMPIONSHIP - EASTER EGG SCRAMBLE Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Enduro | Results | | Grant Holman (B Modifieds) | 6th | - | 8th | - |
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| 4/30/2021 | Tri-State Speedway - Pocola, OK 42nd Annual Kegger Honoring Cecil Harlan - Qualifying Vintage Full Body Stock Cars, CRUSA Street Stocks, Limited Modified, USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Grant Holman (USRA B-Mods) | 1st | - | - | - |
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| 5/1/2021 | Tri-State Speedway - Pocola, OK 42nd Annual Kegger Honoring Cecil Harlan - Features Super Sports, USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Grant Holman (USRA B-Mods) | - | - | - | 10th |
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| 5/8/2021 | Salina Highbanks Speedway - Salina, OK Champ 360 Sprints - Winged: Oil Capital Racing Series Hobby Stocks, B Modifieds, Street Stocks | Results | | Grant Holman (B Modifieds) | 1st | - | - | 10th |
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| 5/15/2021 | Tri-State Speedway - Pocola, OK 7th Annual USMTS Driver4JRT.com Juggernaut - $10k to win! A Modifieds: USMTS - United States Modified Touring Series Pure Stock, USRA B-Mods, USRA Factory Stocks | Results | | Grant Holman (USRA B-Mods) | 5th | - | 4th | 14th |
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| 5/29/2021 | Tri-State Speedway - Pocola, OK USRA Weekly Racing USRA Limited Mods: Sooner Limited Modified Series USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Grant Holman (USRA B-Mods) | 4th | - | 3rd | 12th |
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| 6/4/2021 | Tri-State Speedway - Pocola, OK USRA B-Mod Dirty 30 - Qualifying USRA B-Mods, USRA Modifieds | Results | | Grant Holman (USRA B-Mods) | 4th | - | - | - |
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| 6/5/2021 | Tri-State Speedway - Pocola, OK USRA B-Mod Dirty 30 - Features USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Grant Holman (USRA B-Mods) | - | - | - | 17th |
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| 6/26/2021 | Tri-State Speedway - Pocola, OK USRA Weekly Racing USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Grant Holman (USRA B-Mods) | 3rd | - | - | 13th |
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| 7/3/2021 | Tri-State Speedway - Pocola, OK 50th Annual Firecracker Spectacular Honoring Curtis Tennant USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Grant Holman (USRA B-Mods) | 3rd | - | - | 10th |
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| 7/10/2021 | Tri-State Speedway - Pocola, OK USRA Weekly Racing USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Grant Holman (USRA B-Mods) | 3rd | - | - | 11th |
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| 9/25/2021 | Tri-State Speedway - Pocola, OK USRA Stock Car Special USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Grant Holman (USRA Modifieds) | 5th | - | - | 12th |
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| 10/2/2021 | Tri-State Speedway - Pocola, OK 51st Annual Point Championship Races Honoring Tillman Evans USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Grant Holman (USRA Modifieds) | 5th | - | - | 12th |
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| 10/9/2021 | Tri-State Speedway - Pocola, OK 360 Sprints - Winged: ASCS Sooner Region with ASCS Mid-South Region USRA B-Mods, USRA Modifieds, USRA Factory Stocks | Results | | Grant Holman (USRA Modifieds) | 3rd | - | - | 7th |
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| 10/16/2021 | Outlaw Motor Speedway - Oktaha, OK Octoberfest Cash Money Late Models,A-mod,B-mod,Factory Stock,Hornets Dirt Late Models: Cash Money Dirt Late Model Series Factory Stocks, Hornets, USRA B-Mods, USRA Modifieds | Results | | Grant Holman (USRA Modifieds) | 5th | - | - | 20th (DNF) |
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| 10/22/2021 | Tri-State Speedway - Pocola, OK 42 Annual Spooker Honoring John Stand - Qualifying & Features Dirt Late Models: Cash Money Dirt Late Model Series Factory Stocks, A Modifieds, Street Stocks, Pure Stock, USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Grant Holman (USRA Modifieds) | 5th | - | 4th | - |
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| 10/23/2021 | Tri-State Speedway - Pocola, OK 42 Annual Spooker Honoring John Stand - Features Factory Stocks, A Modifieds, Midwest Modifieds, Street Stocks, USRA B-Mods, USRA Modifieds, USRA Factory Stocks, USRA Stock Cars | Results | | Grant Holman (USRA Modifieds) | 3rd | - | 11th | - |
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