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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 | | Zach Hemmingsen (IMCA Hobby Stock) | 5th | - | - | 13th |
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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 | | Zach Hemmingsen (IMCA Hobby Stock) | 1st | - | - | 10th |
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| 5/1/2021 | Shelby County Speedway - Harlan, IA May Day Mayhem Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 2nd | - | - | 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 | | Zach Hemmingsen (IMCA Hobby Stock) | 6th | - | - | DNS |
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| 5/15/2021 | Shelby County Speedway - Harlan, IA Pizza Ranch presents The James Buwalda Memorial w/ Kids Candy Dash Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Vintage Full Body Stock Cars, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 1st | - | - | 6th |
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| 5/22/2021 | Shelby County Speedway - Harlan, IA Coca-Cola night Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 1st | - | - | 5th |
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| 5/28/2021 | Crawford County Speedway - Denison, IA Regular Night All Classes-$600 to win Hobby Stock and $400 to win Sport Compact 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 3rd | - | - | 20th (DNF) |
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| 5/29/2021 | Shelby County Speedway - Harlan, IA Eagles Landing presents Military and First Responders Night Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 3rd | - | - | 1st |
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| 6/5/2021 | Shelby County Speedway - Harlan, IA Race for Cancer Awareness Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 2nd | - | - | 5th |
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| 6/7/2021 | Clay County Fair Speedway - Spencer, IA Cole Millard Memorial IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Zach Hemmingsen (IMCA Hobby Stock) | 1st | - | - | 9th |
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| 6/12/2021 | Shelby County Speedway - Harlan, IA Shelby County Speedway - WEST Dirt Super Late Models: SLMR Late Model Series Hobby Stocks, Stock Cars, B Modifieds, Non-Winged Sprints | Results | | Zach Hemmingsen (Hobby Stocks) | 3rd | - | - | 4th |
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| 6/15/2021 | Stuart Speedway - Stuart, IA Dynamic Drivelines Dirt Duel IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, IMCA Mod Lite | Results | | Zach Hemmingsen (IMCA Hobby Stock) | 6th | - | - | 6th |
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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 | | Zach Hemmingsen (IMCA Hobby Stock) | 1st | - | - | 18th (DNF) |
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| 6/19/2021 | Shelby County Speedway - Harlan, IA The BuckSnort presents Father's Day Fleet Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 3rd | - | - | 3rd |
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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 | | Zach Hemmingsen (IMCA Hobby Stock) | 3rd | - | - | 6th |
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| 7/2/2021 | Crawford County Speedway - Denison, IA Regular Night All Classes-$600 to win Hobby Stock and $400 to win Sport Compact 305 Sprints - Winged, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Zach Hemmingsen (Hobby Stocks) | 3rd | - | - | 6th |
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| 7/13/2021 | Shelby County Speedway - Harlan, IA Dale Swanson Memorial Hobby Stocks, Stock Cars, A Modifieds, B Modifieds | Results | | Zach Hemmingsen (Hobby Stocks) | 1st | - | - | 3rd |
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| 7/17/2021 | Shelby County Speedway - Harlan, IA Shelby County Fair Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 1st | - | - | 1st |
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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 | | Zach Hemmingsen (IMCA Hobby Stock) | 2nd | - | - | 3rd |
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| 8/7/2021 | Adams County Speedway - Corning, IA PPI NIGHT+ Kids BOX CAR RACES- Compact Shootout Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 1st | - | - | 5th |
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| 8/14/2021 | Shelby County Speedway - Harlan, IA FinishLine / Let's Get Back to School w/ Kids Bike Races Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 1st | - | - | 1st |
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| 8/21/2021 | Shelby County Speedway - Harlan, IA IMCA Sunoco Late Model & Season Smack Down Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 2nd | - | - | 4th |
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| 9/5/2021 | Boone Speedway - Boone, IA Wild Rose Casino Prelude to the Super Nationals IMCA Northern SportMod, IMCA Hobby Stock, IMCA Sport Compact, Pro Dwarf, IMCA Mod Lite | Results | | Zach Hemmingsen (IMCA Hobby Stock) | 6th | - | DNS | - |
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| 9/6/2021 | Boone Speedway - Boone, IA 2021 IMCA Speedway Motors Super Nationals Fueled by Casey’s IMCA Late Models, IMCA Northern SportMod, IMCA Hobby Stock | Results | | Zach Hemmingsen (IMCA Hobby Stock) | 2nd | - | - | 20th (DNF) |
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| 9/7/2021 | Boone Speedway - Boone, IA 2021 IMCA Speedway Motors Super Nationals Fueled by Casey’s Vintage Modifieds, Generic 1, IMCA Northern SportMod, IMCA Hobby Stock, IMCA Sport Compact | Results | | Zach Hemmingsen (Generic 1) | 4th | - | - | - | | Zach Hemmingsen (IMCA Hobby Stock) | 8th (DNF) | - | 2nd | - |
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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 | | Zach Hemmingsen (Generic 1) | - | - | - | - |
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| 9/24/2021 | Shelby County Speedway - Harlan, IA Tiny Lund Night 1 / Battle of the Compacts on Hwy 59 Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 9th | - | 5th | 5th |
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| 9/25/2021 | Shelby County Speedway - Harlan, IA Tiny Lund Night 2 / Dirt Truck Racing Assoc. Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Dirt Pro Trucks, Sport Compact | Results | | Zach Hemmingsen (Hobby Stocks) | 5th | - | 12th | - |
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| 10/8/2021 | I-80 Speedway - Greenwood, NE Cornhusker Classic Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact, IMCA Modified | Results | | Zach Hemmingsen (Hobby Stocks) | 1st | - | - | - |
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| 10/9/2021 | I-80 Speedway - Greenwood, NE Cornhusker Classic Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact, IMCA Modified | Results | | Zach Hemmingsen (Hobby Stocks) | - | - | - | 5th |
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