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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 | | Ronn Lauritzen (IMCA Modified) | 7th | - | 4th | 17th |
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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 | | Ronn Lauritzen (IMCA Modified) | 7th | - | - | 13th |
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| 4/17/2021 | Independence Motor Speedway - Independence, IA Sport Mods & Stock Cars $750 to Win DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Ronn Lauritzen (A Modifieds) | 1st | - | - | 3rd |
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| 4/23/2021 | Marshalltown Speedway - Marshalltown, IA Sleeping Angel's Foundation Fundraiser Night Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Ronn Lauritzen (IMCA Modified) | 3rd | - | - | 11th |
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| 4/24/2021 | 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 | | Ronn Lauritzen (A Modifieds) | 1st | - | - | 9th |
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| 4/30/2021 | Marshalltown Speedway - Marshalltown, IA LOCAL UAW 893 Cliff Chambers Memorial Dwarf, Dirt Pro Trucks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Ronn Lauritzen (IMCA Modified) | 3rd | - | - | 5th |
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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 | | Ronn Lauritzen (A Modifieds) | 1st | - | - | 7th |
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| 5/6/2021 | Marshalltown Speedway - Marshalltown, IA Dale DeFrance Memorial Thursday Night Thunder Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Ronn Lauritzen (IMCA Modified) | 4th | - | - | 12th |
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| 5/14/2021 | Marshalltown Speedway - Marshalltown, IA Casey's Salute to Military / Haverhill Social Club Night Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Ronn Lauritzen (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 | | Ronn Lauritzen (A Modifieds) | 3rd | - | - | 10th |
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| 5/22/2021 | Independence Motor Speedway - Independence, IA Myers Polaris Night DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Ronn Lauritzen (A Modifieds) | 1st | - | - | 14th |
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| 5/29/2021 | Boone Speedway - Boone, IA Saturday Night Series Weekly #7 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Ronn Lauritzen (IMCA Modified) | 4th | - | - | 9th |
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| 5/30/2021 | Benton County Speedway - Vinton, IA Benton County Speedway - EAST Dirt Super Late Models: SLMR Late Model Series Dirt Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Ronn Lauritzen (IMCA Modified) | 4th | - | - | 4th |
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| 6/4/2021 | Marshalltown Speedway - Marshalltown, IA Old Timers Lounge Night Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Ronn Lauritzen (IMCA Modified) | 2nd | - | - | 8th |
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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 | | Ronn Lauritzen (A Modifieds) | 1st | - | - | 6th |
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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 | | Ronn Lauritzen (IMCA Modified) | 3rd | - | - | 7th |
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| 6/12/2021 | Independence Motor Speedway - Independence, IA Burco Farms Night DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Ronn Lauritzen (A Modifieds) | 1st | - | - | 7th |
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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 | | Ronn Lauritzen (IMCA Modified) | 1st | - | - | 5th |
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| 6/19/2021 | Independence Motor Speedway - Independence, IA Crawford Farms Hall of Fame Night DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Ronn Lauritzen (A Modifieds) | 2nd | - | - | 3rd |
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| 6/25/2021 | Marshalltown Speedway - Marshalltown, IA KMJ Performance FREE GRANDSTANDS Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Ronn Lauritzen (IMCA Modified) | 2nd | - | - | 2nd |
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| 7/2/2021 | Marshalltown Speedway - Marshalltown, IA Wolf Seeds Night Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Ronn Lauritzen (IMCA Modified) | 1st | - | - | 3rd |
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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 | | Ronn Lauritzen (A Modifieds) | 1st | - | - | 10th | | Ronn Lauritzen (IMCA Late Models) | - | - | - | - |
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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 | | Ronn Lauritzen (IMCA Modified) | 2nd | - | - | 8th |
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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 | | Ronn Lauritzen (A Modifieds) | 2nd | - | - | 17th (DNF) |
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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 | | Ronn Lauritzen (IMCA Modified) | 2nd | - | - | 3rd |
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| 7/23/2021 | Marshalltown Speedway - Marshalltown, IA Rumours Bar & Grille Casey's Salute to Marshalltown Police Dwarf, Dirt Pro Trucks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Ronn Lauritzen (IMCA Modified) | 2nd | - | - | 1st |
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| 7/24/2021 | Independence Motor Speedway - Independence, IA Iowa Donor Night DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, Stock Non-Wing, B Modifieds, Dirt Late Models | Results | | Ronn Lauritzen (A Modifieds) | 2nd | - | - | 11th |
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| 7/30/2021 | Marshalltown Speedway - Marshalltown, IA Triple E Insulators Night Dwarf, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Rain Out |
| 7/31/2021 | 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 | | Ronn Lauritzen (A Modifieds) | 1st | - | - | 3rd |
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| 8/3/2021 | Deer Creek Speedway - Spring Valley, MN 2021 IMCA Harris Clash IMCA Modified, IMCA Northern SportMod | Results | | Ronn Lauritzen (IMCA Modified) | 6th | - | 11th | - |
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| 8/6/2021 | Marshalltown Speedway - Marshalltown, IA Shawn's Custom Hay Grinding Night Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Ronn Lauritzen (IMCA Modified) | 3rd | - | - | 6th |
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| 8/13/2021 | Marshalltown Speedway - Marshalltown, IA BHE Night $1,000.00 to Win IMCA Norther SportMods Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Ronn Lauritzen (IMCA Modified) | 2nd | - | - | 4th |
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| 8/14/2021 | 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 | | Ronn Lauritzen (A Modifieds) | 1st | - | - | 4th |
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| 8/20/2021 | Marshalltown Speedway - Marshalltown, IA Toby K's Hideaway Night Dwarf, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Ronn Lauritzen (IMCA Modified) | 1st | - | - | 2nd |
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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 | | Ronn Lauritzen (A Modifieds) | 1st | - | - | 8th |
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| 9/4/2021 | Boone Speedway - Boone, IA Wild Rose Casino Prelude to the Super Nationals IMCA Modified, IMCA Stock Car, Pro Dwarf, IMCA Mod Lite | Results | | Ronn Lauritzen (IMCA Modified) | 4th | - | 5th | - |
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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 | | Ronn Lauritzen (IMCA Modified) | 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 | | Ronn Lauritzen (Midwest Modifieds) | 4th | - | - | - | | Ronn Lauritzen (IMCA Modified) | 2nd | - | - | 16th |
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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 | | Ronn Lauritzen (IMCA Modified) | 3rd | - | - | - |
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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 | | Ronn Lauritzen (IMCA Modified) | 2nd | - | - | - |
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