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| 3/19/2021 | Beatrice Speedway - Beatrice, NE 28th Annual Beatrice Spring Nationals - Show #1 Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact, IMCA Modified | Results | | Nathan Roiger (Stock Cars) | 10th (DNF) | - | 8th | - |
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| 3/20/2021 | Beatrice Speedway - Beatrice, NE 28th Annual Beatrice Spring Nationals - Show #2 Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact, IMCA Modified | Results | | Nathan Roiger (Stock Cars) | - | - | - | - |
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| 5/7/2021 | Hancock County Speedway - Britt, IA Midwest Insulation / Central States Agency Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, 600cc Modifieds, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 6th | - | - | 13th (DNF) |
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| 5/14/2021 | Murray County Speedway - Slayton, MN Opening Night of 2021 Season Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 7th | - | - | 9th |
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| 5/21/2021 | Murray County Speedway - Slayton, MN Regular Night Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 3rd | - | - | 12th |
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| 5/25/2021 | Jackson Motorplex - Jackson, MN Bank Midwest IMCA Series presented by Zac's Trailer Sales Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Nathan Roiger (Stock Cars) | 7th | - | 7th | - |
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| 5/31/2021 | Fairmont Raceway - Fairmont, MN Memorial Day Special Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 6th | - | - | 13th |
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| 6/4/2021 | Fairmont Raceway - Fairmont, MN Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 8th | - | - | 7th |
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| 6/8/2021 | Jackson Motorplex - Jackson, MN Bank Midwest IMCA Series Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, IMCA Sport Compact | Results | | Nathan Roiger (Stock Cars) | 5th | - | - | 16th |
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| 6/18/2021 | Fairmont Raceway - Fairmont, MN Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Junior 1 Lites Dirt Karts, Junior 2 Lites Dirt Karts, Adult Open, Adult Lites, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 7th | - | - | 11th |
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| 6/24/2021 | Princeton Speedway - Princeton, MN Siercks Memorial Hobby Stocks, A Modifieds, B Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Nathan Roiger (IMCA Stock Car) | 8th | - | 12th | - |
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| 6/25/2021 | North Central Speedway - Brainerd, MN 10000 lakes 10k A Modifieds, B Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Nathan Roiger (IMCA Stock Car) | 7th | - | 11th | - |
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| 6/26/2021 | North Central Speedway - Brainerd, MN 10000 lakes 10k IMCA Modified: Land of Ten Thousand Lakes 10K A Modifieds, B Modifieds, IMCA Northern SportMod, IMCA Stock Car | Results | | Nathan Roiger (IMCA Stock Car) | 7th | - | 9th | - |
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| 6/29/2021 | Clay County Fair Speedway - Spencer, IA Midwest Madness Tour IMCA Modified: Midwest Madness Tour IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Nathan Roiger (IMCA Stock Car) | 7th | - | 8th | - |
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| 7/2/2021 | Fairmont Raceway - Fairmont, MN July 4th Weekend Special - Fireworks After the Races Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 7th | - | - | 10th |
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| 7/16/2021 | Fairmont Raceway - Fairmont, MN Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 6th | - | - | 5th |
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| 7/20/2021 | Jackson Motorplex - Jackson, MN Bank Midwest IMCA Series Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, IMCA Sport Compact | Results | | Nathan Roiger (Stock Cars) | 7th | - | - | 14th |
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| 7/23/2021 | Fairmont Raceway - Fairmont, MN Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Nathan Roiger (Hobby Stocks) | - | - | - | - | | Nathan Roiger (Stock Cars) | 5th | - | - | 6th |
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| 7/23/2021 | Wagner Speedway - Wagner, SD Week 11 Dirt Late Models, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA RaceSaver Sprint Car, IMCA Sport Compact | Results | | Nathan Roiger (IMCA Stock Car) | - | - | - | 6th |
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| 8/2/2021 | Clay County Fair Speedway - Spencer, IA The Clay County Clash A Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Nathan Roiger (IMCA Stock Car) | 8th | - | 7th | - |
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| 8/6/2021 | Wagner Speedway - Wagner, SD Week 13 Hobby Stocks, Dirt Late Models, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Nathan Roiger (IMCA Stock Car) | 4th | - | - | 5th |
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| 8/13/2021 | Murray County Speedway - Slayton, MN Jerry "Mahoney" Gronewold Hobby Special, plus Vintage Race Shirt Night Factory Stocks, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 4th | - | - | 12th (DNF) |
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| 8/16/2021 | Fairmont Raceway - Fairmont, MN FAIR RACE #1 Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 4th | - | - | 14th (DNF) |
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| 8/27/2021 | Wagner Speedway - Wagner, SD Championship Dirt Late Models, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA RaceSaver Sprint Car, IMCA Sport Compact | Results | | Nathan Roiger (IMCA Stock Car) | 6th | - | - | 10th |
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| 8/29/2021 | Fairmont Raceway - Fairmont, MN Bacon Town Showdown / Kids Night Make up Race - No Karts Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Street Stocks, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 7th | - | - | 13th |
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| 9/14/2021 | Clay County Fair Speedway - Spencer, IA Clay County Fair $2,000 to win [PREMIER EVENT] 360 Sprints - Winged: ASCS National Dirt Late Models: Tri-State Late Models 410 Sprints - Winged, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Nathan Roiger (IMCA Stock Car) | 7th | - | - | 23rd (DNF) |
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| 9/25/2021 | Fairmont Raceway - Fairmont, MN Fairmont Raceway Dirt Late Models: Tri-State Late Models Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Nathan Roiger (Stock Cars) | 8th | - | - | 10th |
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| 10/23/2021 | Hamilton County Speedway - Webster City, IA Fall Futurity Night #2 Dirt Super Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Nathan Roiger (USRA Stock Cars) | 8th | - | - | 16th |
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