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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 | | Chase Rudolf (A Modifieds) | 6th | - | 1st | 13th (DNF) |
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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 | | Chase Rudolf (A Modifieds) | - | - | - | - |
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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 | | Chase Rudolf (IMCA Modified) | 7th | - | 6th | - |
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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 | | Chase Rudolf (IMCA Modified) | 9th | - | 9th | - |
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| 4/3/2021 | I-35 Speedway - Winston, MO McCarthy Auto Group Season Opener Frostbuster Hobby Stocks, Midwest Modifieds, Dirt Late Models, Sport Compact, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Chase Rudolf (USRA Modifieds) | 3rd | - | - | 6th |
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| 4/13/2021 | I-80 Speedway - Greenwood, NE Tuesday Tickler with Lucas Oil MLRA Dirt Super Late Models: Lucas Oil MLRA A Modifieds, Dirt Late Models | Results | | Chase Rudolf (A Modifieds) | 1st | - | - | 4th |
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| 4/14/2021 | Stuart Speedway - Stuart, IA Lucas Oil MLRA Late Models Dirt Super Late Models: Lucas Oil MLRA IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chase Rudolf (IMCA Modified) | 2nd | - | - | 5th |
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| 4/16/2021 | Marshalltown Speedway - Marshalltown, IA Hoker Trucking East Super Late Models Series Kevin "Sharp Shooter" Miller Lite 30 Dirt Super Late Models: SLMR Late Model Series Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Chase Rudolf (IMCA Modified) | 2nd | - | - | 14th |
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| 4/17/2021 | Boone Speedway - Boone, IA Saturday Night Series Weekly #2 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Chase Rudolf (IMCA Modified) | 8th | - | 2nd | 23rd (DNF) |
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| 4/24/2021 | I-35 Speedway - Winston, MO Good Shepherd Hospice Night at the Races with SMVR Hobby Stocks, Midwest Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Lightning Sprints, Sport Compact, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Chase Rudolf (USRA Modifieds) | 4th | - | - | 11th |
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| 4/30/2021 | US 36 Raceway - Osborn, MO Season Points Opener 305 Sprints - Winged, Stock Cars, A Modifieds, B Modifieds, Limited Sport Mod | Results | | Chase Rudolf (A Modifieds) | 5th | - | - | 9th (DNF) |
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| 5/1/2021 | I-35 Speedway - Winston, MO Earley Tractor Cletus "MudCat" Murray Memorial With Midwest Lighting Sprints Hobby Stocks, Midwest Modifieds, Dirt Late Models, Lightning Sprints, Sport Compact, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Chase Rudolf (USRA Modifieds) | 1st | - | - | 4th |
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| 5/5/2021 | Stuart Speedway - Stuart, IA Bill Davis Memorial 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, IMCA Mod Lite | Results | | Chase Rudolf (IMCA Modified) | 6th | - | - | 7th |
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| 5/12/2021 | Stuart Speedway - Stuart, IA Jake Durbin Memorial 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, IMCA Mod Lite | Results | | Chase Rudolf (IMCA Modified) | 2nd | - | - | 3rd |
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| 5/15/2021 | Boone Speedway - Boone, IA Saturday Night Series Weekly #5 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Chase Rudolf (IMCA Modified) | 2nd | - | - | 3rd |
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| 5/26/2021 | Stuart Speedway - Stuart, IA Weekly Racing 600cc Modifieds, Dirt Pro Trucks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chase Rudolf (IMCA Modified) | 5th | - | - | 6th |
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| 5/29/2021 | I-35 Speedway - Winston, MO Casey's General Store Night at the Races With SMVR Hobby Stocks, Midwest Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Sport Compact, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Chase Rudolf (USRA Modifieds) | 2nd | - | - | 1st |
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| 5/30/2021 | Stuart Speedway - Stuart, IA Whole Hog 50 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Sport Compact, IMCA Mod Lite | Results | | Chase Rudolf (IMCA Modified) | 3rd | - | - | 19th (DNF) |
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| 5/31/2021 | Stuart Speedway - Stuart, IA Whole Hog 50 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Chase Rudolf (IMCA Modified) | 1st | - | - | 23rd (DNF) |
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| 6/4/2021 | Crawford County Speedway - Denison, IA Regular Night All Classes-$1000 to win Modifieds 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets, Sport Compact | Results | | Chase Rudolf (A Modifieds) | 1st | - | - | 13th (DNF) |
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| 6/11/2021 | Marshalltown Speedway - Marshalltown, IA Casey's Salute to Marshalltown Firefighters, EMTs and First Responders Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Chase Rudolf (IMCA Modified) | 8th (DNF) | - | - | 11th |
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| 6/13/2021 | Mason City Motor Speedway - Mason City, IA Season Opener USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Chase Rudolf (USRA Modifieds) | 2nd | - | - | 4th |
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| 6/16/2021 | Stuart Speedway - Stuart, IA Dynamic Drivelines Dirt Duel 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Chase Rudolf (IMCA Modified) | 1st | - | - | 1st |
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| 6/18/2021 | Marshalltown Speedway - Marshalltown, IA RBF Electric $400.00 to Win IMCA Hobby Stocks Dwarf, Dirt Pro Trucks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, Sportsman Dwarf | Results | | Chase Rudolf (IMCA Modified) | 4th | - | - | 7th |
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| 6/19/2021 | I-35 Speedway - Winston, MO Pro-Ag "Finish Strong Mike Tanner Memorial" Night With SMVR Hobby Stocks, Midwest Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Sport Compact, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Chase Rudolf (USRA Modifieds) | 2nd | - | - | 1st |
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| 6/23/2021 | Stuart Speedway - Stuart, IA Weekly Racing 600cc Modifieds, Dirt Pro Trucks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, IMCA Mod Lite | Results | | Chase Rudolf (IMCA Modified) | 4th | - | - | 1st |
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| 6/27/2021 | Interstate Speedway (SD) - Jefferson, SD IMCA Weekly Series IMCA Modified: Midwest Madness Tour IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chase Rudolf (IMCA Modified) | 1st | - | - | 19th (DNF) |
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| 6/28/2021 | Park Jefferson International Speedway - Jefferson, SD Midwest Madness Tour at Park Jefferson IMCA Modified: Midwest Madness Tour IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Rain Out |
| 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 | | Chase Rudolf (IMCA Modified) | 4th | - | 8th | - |
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| 6/30/2021 | Buena Vista Raceway - Alta, IA Midwest Madness Tour/Kyle Suter Memorial Race IMCA Modified: Midwest Madness Tour Hobby Stocks, Stock Cars, B Modifieds, Sport Compact, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chase Rudolf (IMCA Modified) | 5th | - | - | 23rd (DNF) |
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| 7/1/2021 | Stuart Speedway - Stuart, IA Ron Little Memorial IMCA Modified: Midwest Madness Tour 600cc Modifieds, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chase Rudolf (IMCA Modified) | 4th | - | - | 19th |
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| 7/11/2021 | Mason City Motor Speedway - Mason City, IA Joel Showalter Memorial Presented by Window World 600cc Modifieds, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Chase Rudolf (USRA Modifieds) | 2nd | - | - | 9th |
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| 7/18/2021 | Mason City Motor Speedway - Mason City, IA United States Modified Touring Series fueled by Casey's A Modifieds: USMTS - United States Modified Touring Series 600cc Modifieds, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Chase Rudolf (A Modifieds) | 3rd | - | - | 8th | | Chase Rudolf (USRA Modifieds) | - | - | - | 6th |
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| 7/21/2021 | Stuart Speedway - Stuart, IA Clint Walrod Memorial 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, IMCA Mod Lite | Results | | Chase Rudolf (IMCA Modified) | 3rd | - | - | 4th |
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| 7/23/2021 | US 36 Raceway - Osborn, MO URSS Winged Sprints 360 Sprints - Winged, Stock Cars, A Modifieds, B Modifieds, Limited Sport Mod | Results | | Chase Rudolf (A Modifieds) | 3rd | - | - | 2nd |
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| 7/24/2021 | Bethany Fairgrounds Speedway - Bethany, MO URSS Wing Sprints A Modifieds, B Modifieds, Street Stocks, 360 Sprints - Non-Winged, Pure Stock | Rain Out |
| 7/25/2021 | Mason City Motor Speedway - Mason City, IA Kids Night 600cc Modifieds, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Chase Rudolf (USRA Modifieds) | 3rd | - | - | 2nd |
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| 8/1/2021 | Mason City Motor Speedway - Mason City, IA Modified Madness Presented by Fertilizer Equipment Specialists USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, USRA Tuners | Results | | Chase Rudolf (USRA Modifieds) | 1st | - | - | DNS |
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| 8/8/2021 | Mason City Motor Speedway - Mason City, IA Ted Zieman Memorial (Fair Races) Presented by Pabst Blue Ribbon 600cc Modifieds, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Chase Rudolf (USRA Modifieds) | 2nd | - | - | 4th |
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| 8/11/2021 | Stuart Speedway - Stuart, IA Season Championship 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, IMCA Mod Lite | Results | | Chase Rudolf (IMCA Modified) | 5th | - | - | 6th |
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| 8/21/2021 | Boone Speedway - Boone, IA Saturday Night Series Weekly #19 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Chase Rudolf (IMCA Modified) | 4th | - | 5th | - |
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| 9/3/2021 | Mississippi Thunder Speedway - Fountain City, WI USMTS End of the Summer Bash A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Hobby Stocks | Results | | Chase Rudolf (A Modifieds) | - | - | - | - |
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| 9/4/2021 | Deer Creek Speedway - Spring Valley, MN 16th Annual USMTS Labor Day Duel A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Late Models, USRA Stock Cars | Results | | Chase Rudolf (A Modifieds) | 6th | - | 4th | 20th |
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| 9/5/2021 | Fayette County Speedway - West Union, IA USMTS A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars | Results | | Chase Rudolf (A Modifieds) | 7th | - | 9th | - |
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| 9/8/2021 | Boone Speedway - Boone, IA 2021 IMCA Speedway Motors Super Nationals Fueled by Casey’s IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Chase Rudolf (IMCA Modified) | 3rd | - | 2nd | - |
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| 9/9/2021 | Boone Speedway - Boone, IA 2021 IMCA Speedway Motors Super Nationals Fueled by Casey’s Sportsmans, Midwest Modifieds, Vintage Full Body Stock Cars, IMCA Modified, IMCA Stock Car | Results | | Chase Rudolf (IMCA Modified) | 2nd | - | - | 9th |
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| 9/10/2021 | Boone Speedway - Boone, IA 2021 IMCA Speedway Motors Super Nationals Fueled by Casey’s Generic 2, IMCA Modified, IMCA Stock Car | Results | | Chase Rudolf (IMCA Modified) | 4th | - | 4th | - |
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| 9/11/2021 | Boone Speedway - Boone, IA 2021 IMCA Speedway Motors Super Nationals Fueled by Casey’s Midwest Modifieds, Vintage Full Body Stock Cars, Vintage Modifieds, Generic 1, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Chase Rudolf (IMCA Modified) | 1st | - | - | - |
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| 9/17/2021 | Marshalltown Speedway - Marshalltown, IA 15th Annual World Nationals IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Chase Rudolf (IMCA Modified) | 9th (DNF) | - | DNS | - |
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| 9/18/2021 | Marshalltown Speedway - Marshalltown, IA 15th Annual World Nationals IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Chase Rudolf (IMCA Modified) | 4th | - | - | 14th |
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| 9/23/2021 | Deer Creek Speedway - Spring Valley, MN 23rd Annual Featherlite Fall Jamboree USRA B-Mods, USRA Modifieds | Results | | Chase Rudolf (USRA Modifieds) | 8th | - | 8th | - |
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| 9/24/2021 | Deer Creek Speedway - Spring Valley, MN 23rd Annual Featherlite Fall Jamboree A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods | Results | | Chase Rudolf (A Modifieds) | 6th | - | 9th | - |
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| 9/25/2021 | Deer Creek Speedway - Spring Valley, MN 23rd Annual Featherlite Fall Jamboree A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods | Results | | Chase Rudolf (A Modifieds) | 6th | - | 6th | - |
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| 10/6/2021 | Lucas Oil Speedway - Wheatland, MO Practice Night USRA Stock Cars: USRA Nationals USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Tuners | Results | | Chase Rudolf (USRA Modifieds) | - | - | - | - |
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| 10/7/2021 | Lucas Oil Speedway - Wheatland, MO 8th Annual Summit USRA Nationals Presented by MyRacePass USRA Stock Cars: USRA Nationals USRA B-Mods, USRA Modifieds, USRA Hobby Stocks | Results | | Chase Rudolf (USRA Modifieds) | 4th | - | - | 22nd (DNF) |
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| 10/8/2021 | Lucas Oil Speedway - Wheatland, MO 8th Annual Summit USRA Nationals Presented by MyRacePass USRA Stock Cars: USRA Nationals USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Tuners | Results | | Chase Rudolf (USRA Modifieds) | 3rd | - | - | 7th |
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| 10/9/2021 | Lucas Oil Speedway - Wheatland, MO 8th Annual Summit USRA Nationals Presented by MyRacePass USRA Stock Cars: USRA Nationals USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Tuners | Results | | Chase Rudolf (USRA Modifieds) | - | - | 3rd | 27th (DNF) |
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