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| 3/30/2021 | Stuart Speedway - Stuart, IA AgHub Midwest IMCA Frostbuster IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 2nd | - | - | 3rd |
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| 4/2/2021 | Marshalltown Speedway - Marshalltown, IA 141 Speedway / Left Turn Lounge IMCA FrostBuster IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Derrick Stewart (IMCA Modified) | 3rd | - | - | 13th |
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| 4/4/2021 | Benton County Speedway - Vinton, IA IMCA Frost Buster IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 5th | - | - | 18th |
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| 4/10/2021 | Boone Speedway - Boone, IA Season Opener IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Derrick Stewart (IMCA Modified) | 1st | - | - | 9th |
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| 4/16/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 3rd | - | - | 1st |
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| 4/18/2021 | Benton County Speedway - Vinton, IA Weekly IMCA Racing Season Opener IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 1st | - | - | 17th |
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| 4/23/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 1st | - | - | 1st |
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| 4/30/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 2nd | - | - | 3rd |
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| 5/1/2021 | Independence Motor Speedway - Independence, IA Caseys Night DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Derrick Stewart (A Modifieds) | 4th | - | - | 5th |
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| 5/2/2021 | Benton County Speedway - Vinton, IA Weekly IMCA Racing Plus Late Models Dirt Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 2nd | - | - | 2nd |
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| 5/7/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 3rd | - | - | 7th |
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| 5/14/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | - | - | - | - |
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| 5/15/2021 | Independence Motor Speedway - Independence, IA Albert Auto Night DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Derrick Stewart (A Modifieds) | 2nd | - | - | 3rd |
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| 5/23/2021 | Benton County Speedway - Vinton, IA Weekly IMCA Racing Plus A.I.R.S Cars Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 3rd | - | - | 8th |
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| 6/4/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 2nd | - | - | 7th |
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| 6/5/2021 | Independence Motor Speedway - Independence, IA Fahr Beverage Mid Season DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Derrick Stewart (A Modifieds) | 8th | - | - | 15th |
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| 6/6/2021 | Benton County Speedway - Vinton, IA IMCA Weekly Racing Plus Legends Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 3rd | - | - | 2nd |
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| 6/11/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 2nd | - | - | 3rd |
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| 6/13/2021 | Benton County Speedway - Vinton, IA Candy Dash for the Guinness Book of World Records Plus IMCA Weekly Racing IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 3rd | - | - | 5th |
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| 7/2/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 3rd | - | - | 5th |
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| 7/3/2021 | 34 Raceway - West Burlington, IA Lucas Oil MLRA Dirt Super Late Models: Lucas Oil MLRA Stock Cars, A Modifieds, 2WD Trucks, Sport Compact | Results | | Derrick Stewart (A Modifieds) | 4th | - | - | 10th |
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| 7/4/2021 | Benton County Speedway - Vinton, IA Sprint Invaders - Benton County Speedway 360 Sprints - Winged: Sprint Invaders Winged Outlaw, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 1st | - | - | 8th |
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| 7/6/2021 | Independence Motor Speedway - Independence, IA Buchanan County Fair Late Model Showdown Stock Cars, A Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Dwarf, IMCA Late Models | Results | | Derrick Stewart (A Modifieds) | 2nd | - | - | 5th |
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| 7/11/2021 | Benton County Speedway - Vinton, IA Urbana 5 - Weekly IMCA Racing Plus Legends Cars Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 10th | - | 6th | 13th |
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| 7/16/2021 | Marshalltown Speedway - Marshalltown, IA Toby K's Hideaway $1,000.00 to Win IMCA Stock Cars Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 4th | - | - | 11th |
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| 7/17/2021 | Independence Motor Speedway - Independence, IA West Edge Auto Iowa Donor Night DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Derrick Stewart (A Modifieds) | 2nd | - | - | 8th |
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| 7/18/2021 | Benton County Speedway - Vinton, IA Weekly Racing Plus Late Models Dirt Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 3rd | - | - | 2nd |
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| 7/23/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 2nd | - | - | 2nd |
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| 7/25/2021 | Benton County Speedway - Vinton, IA Weekly IMCA Racing Plus Micro Sprints IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 2nd | - | - | 4th |
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| 7/30/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 6th | - | - | 7th |
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| 8/6/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 3rd | - | - | 10th |
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| 8/13/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 2nd | - | - | 7th |
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| 8/15/2021 | Benton County Speedway - Vinton, IA Weekly IMCA Racing Plus Micro Mods & Legends Pro Legends, Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 3rd | - | - | 1st |
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| 8/19/2021 | CJ Speedway - Columbus Junction, IA SLMRA Late Models Plus Imca Sport Mods, Imca Stock Cars and Imca Modified Dirt Super Late Models: SLMR Late Model Series IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Derrick Stewart (IMCA Modified) | 3rd | - | - | 3rd |
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| 8/21/2021 | Independence Motor Speedway - Independence, IA Weekly Racing DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Derrick Stewart (A Modifieds) | 1st | - | - | 19th (DNF) |
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| 8/22/2021 | Benton County Speedway - Vinton, IA Season Championship IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 4th | - | - | 5th |
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| 8/26/2021 | Davenport Speedway - Davenport, IA Quad Cities 150 presented by Hoker Trucking Dirt Super Late Models: World of Outlaws - Late Models A Modifieds, B Modifieds, IMCA Modified | Results | | Derrick Stewart (A Modifieds) | 5th | - | - | 12th |
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| 8/27/2021 | CJ Speedway - Columbus Junction, IA CJ Speedway 2021 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Derrick Stewart (IMCA Modified) | 4th | - | - | 6th |
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| 10/8/2021 | Lee County Speedway - Donnellson, IA Casey's Harvest Hustle Night 1 Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Derrick Stewart (A Modifieds) | 2nd | - | - | 11th |
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| 10/9/2021 | Lee County Speedway - Donnellson, IA Casey's Harvest Hustle Night 2 Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Derrick Stewart (A Modifieds) | 4th | - | - | 15th |
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