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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 | | Zach Spangenberg (IMCA Stock Car) | 10th | - | 9th | - |
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| 4/3/2021 | Boone Speedway - Boone, IA IMCA Frostbuster IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Zach Spangenberg (IMCA Stock Car) | 5th | - | 6th | - |
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| 4/17/2021 | 141 Speedway - Maribel, WI 141 Championship Cup Opener Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 6th | - | 2nd | 14th |
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| 4/24/2021 | Shawano Speedway - Shawano, WI Regular Points Night-Dirt Kings Weather Date Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Dirt 4 cyl Modifieds | Results | | Zach Spangenberg (Stock Cars) | 8th | - | 2nd | 17th |
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| 5/1/2021 | 141 Speedway - Maribel, WI Salute to Armed Forces / 141 Championship Cup Race #3 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 7th | - | 8th | - |
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| 5/7/2021 | Outagamie Speedway - Seymour, WI 2021 Season Opener by Klink Equipment Street Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Zach Spangenberg (IMCA Stock Car) | 3rd | - | - | 17th |
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| 5/8/2021 | 141 Speedway - Maribel, WI Mother's Day / "Red" Race $1,000.00 to Win Red IMCA Modified / 141 Championship Cup Race #4 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 1st | - | - | 11th |
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| 5/15/2021 | The Hill Raceway - Sturgeon Bay, WI The 'Hill Birthday Bash Stock Cars, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds | Results | | Zach Spangenberg (Stock Cars) | 3rd | - | - | 3rd |
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| 5/16/2021 | Luxy Raceway - Luxemburg, WI Season Opener - 2021 COVID Crusher Part Two Street Stocks, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 7th | - | 3rd | - |
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| 5/22/2021 | 141 Speedway - Maribel, WI 141 Championship Cup Race #6 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 5th | - | 3rd | 18th |
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| 5/29/2021 | 141 Speedway - Maribel, WI Nathan Bouche Memorial / $1,000.00 to Win Stock Cars Triple Creek Series / 141 Championship Cup #7 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 2nd | - | - | 26th |
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| 5/30/2021 | The Hill Raceway - Sturgeon Bay, WI Nathan Bouche Memorial Stock Cars, A Modifieds, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds | Results | | Zach Spangenberg (Stock Cars) | 1st | - | - | 17th (DNF) |
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| 6/5/2021 | 141 Speedway - Maribel, WI Bank First Coin Drop / 141 Championship Cup Race #8 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 4th | - | - | 14th |
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| 6/12/2021 | 141 Speedway - Maribel, WI Prestige Custom Cabinetry "White" Race $1,000.00 to Win IMCA Modifieds / 141 Championship Cup #9 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 4th | - | - | 8th |
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| 6/19/2021 | The Hill Raceway - Sturgeon Bay, WI Hall Of Fame Night Stock Cars, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds | Results | | Zach Spangenberg (Stock Cars) | 8th | - | 7th | - |
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| 7/10/2021 | The Hill Raceway - Sturgeon Bay, WI Christmas in July Stock Cars, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds | Results | | Zach Spangenberg (Stock Cars) | 3rd | - | - | 1st |
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| 7/17/2021 | 141 Speedway - Maribel, WI Pepsi Fan Appreciation Free Corn Feed / 141 Championship Cup Race #12 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 6th | - | 5th | - |
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| 7/18/2021 | Luxy Raceway - Luxemburg, WI Eric Van Iten Memorial Night Street Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 6th | - | 17th (DNF) | - |
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| 7/21/2021 | 141 Speedway - Maribel, WI King of the Creek IV $10,000.00 to Win IMCA Stock Cars - Qualifying Sport Compact, IMCA Modified, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 10th | - | - | 49th |
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| 7/22/2021 | 141 Speedway - Maribel, WI King of the Creek IV $10,000.00 to Win IMCA Stock Cars Stock Cars, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 9th | - | - | - |
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| 7/24/2021 | The Hill Raceway - Sturgeon Bay, WI Street Stock Busch Shootout Stock Cars, A Modifieds, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds | Results | | Zach Spangenberg (Stock Cars) | 3rd | - | - | 17th (DNF) |
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| 7/29/2021 | The Hill Raceway - Sturgeon Bay, WI Fair Race Stock Cars, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds | Results | | Zach Spangenberg (Stock Cars) | 3rd | - | - | 18th |
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| 7/31/2021 | 141 Speedway - Maribel, WI FZE Manufacturing Solutions Presents Powder Puff Races / 141 Championship Cup Race #13 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Rain Out |
| 8/14/2021 | 141 Speedway - Maribel, WI Mechanics Races / Triple Creek Series $1,000.00 to Win Stock Cars / CC #14 Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Zach Spangenberg (IMCA Stock Car) | 5th | - | 5th | - |
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| 8/21/2021 | The Hill Raceway - Sturgeon Bay, WI Championship Night Stock Cars, A Modifieds, B Modifieds, Street Stocks, Dirt 4 cyl Modifieds | Results | | Zach Spangenberg (Stock Cars) | 2nd | - | - | 9th |
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| 10/8/2021 | Sk Speedway - Unity, WI SK Clash Stock Cars, A Modifieds, B Modifieds, Street Stocks, Hornets, Dirt 4 cyl Modifieds, Super Stocks, Pure Stock | Results | | Zach Spangenberg (Super Stocks) | 7th | - | - | 7th |
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| 10/9/2021 | Sk Speedway - Unity, WI SK Clash Night 2 Stock Cars, A Modifieds, B Modifieds, Street Stocks, Hornets, Dirt 4 cyl Modifieds, Super Stocks, Pure Stock | Results | | Zach Spangenberg (Super Stocks) | 5th | - | - | 6th |
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