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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 | | Tom Lathrop (IMCA Northern SportMod) | 10th | - | DNS | - |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 5th | - | 4th | - |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 7th | - | 7th | - |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 7th | - | 4th | - |
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| 4/23/2021 | Lee County Speedway - Donnellson, IA Season Points Kick-Off IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Tom Lathrop (IMCA Northern SportMod) | 1st | - | - | 9th |
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| 4/24/2021 | 34 Raceway - West Burlington, IA Mt. Dew Season Kick-Start 305 Sprints - Winged, Stock Cars, A Modifieds, Dirt Late Models, Limited Sport Mod, Sport Compact | Results | | Tom Lathrop (Limited Sport Mod) | 5th | - | - | 8th |
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| 4/30/2021 | Lee County Speedway - Donnellson, IA Driver For 5 Qualifier IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Tom Lathrop (IMCA Northern SportMod) | 5th | - | - | 14th |
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| 5/1/2021 | 34 Raceway - West Burlington, IA 101.7 The Bull Night 305 Sprints - Winged, Stock Cars, A Modifieds, Dirt Late Models, Limited Sport Mod, Sport Compact | Results | | Tom Lathrop (Limited Sport Mod) | 4th (DNF) | - | - | 9th |
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| 5/7/2021 | Lee County Speedway - Donnellson, IA Buford Dozing & Excavating Weekly Points Night IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Tom Lathrop (IMCA Northern SportMod) | 6th | - | - | 15th |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 5th (DNF) | - | - | 14th |
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| 5/22/2021 | Boone Speedway - Boone, IA Saturday Night Series Weekly #6 Dirt Mini Trucks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Tom Lathrop (IMCA Northern SportMod) | 9th (DNF) | - | 3rd | 15th |
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| 5/29/2021 | 34 Raceway - West Burlington, IA DoneRight.TV Night - Draw Re-Draw Special 305 Sprints - Winged, Dirt Super Late Models, Stock Cars, A Modifieds, Dirt Late Models, Limited Sport Mod | Results | | Tom Lathrop (Limited Sport Mod) | 3rd | - | - | 9th |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 6th | - | - | 20th |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 6th | - | 10th (DNF) | - |
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| 6/5/2021 | 34 Raceway - West Burlington, IA George's Lawnmower presents Hoker Trucking SLMR Late Model Series Dirt Super Late Models: SLMR Late Model Series Stock Cars, A Modifieds, Limited Sport Mod, Sport Compact | Results | | Tom Lathrop (Limited Sport Mod) | 4th | - | - | 8th |
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| 6/12/2021 | 34 Raceway - West Burlington, IA Pepsi $5 Fan Appreciation Night Dirt Super Late Models, Stock Cars, A Modifieds, Dirt Late Models, 2WD Trucks, Limited Sport Mod, Sport Compact | Results | | Tom Lathrop (Limited Sport Mod) | 2nd | - | - | 7th |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 7th | - | - | - |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 4th | - | - | 20th (DNF) |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 7th (DNF) | - | 5th | - |
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| 6/19/2021 | 34 Raceway - West Burlington, IA Hearth & Home Technologies Night 305 Sprints - Winged, Dirt Super Late Models, Stock Cars, A Modifieds, 2WD Trucks, Limited Sport Mod, Sport Compact | Results | | Tom Lathrop (Limited Sport Mod) | 5th | - | - | 7th |
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| 6/26/2021 | Boone Speedway - Boone, IA Saturday Night Series Weekly #11 + Hawkeye Challenge Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Tom Lathrop (IMCA Northern SportMod) | 2nd | - | - | 3rd |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 7th | - | - | 16th |
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| 7/3/2021 | Boone Speedway - Boone, IA Saturday Night Series Weekly #12 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Tom Lathrop (IMCA Northern SportMod) | 4th | - | - | 25th (DNF) |
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| 7/11/2021 | Benton County Speedway - Vinton, IA Urbana 5 - Weekly IMCA Racing Plus Legends Cars Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Tom Lathrop (IMCA Northern SportMod) | 9th | - | 13th | - |
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| 7/17/2021 | Boone Speedway - Boone, IA Saturday Night Series Weekly #14 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Tom Lathrop (IMCA Northern SportMod) | 8th | - | 7th | - |
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| 7/24/2021 | 34 Raceway - West Burlington, IA Sonny's Market Night 305 Sprints - Winged, Dirt Super Late Models, Stock Cars, A Modifieds, Dirt Late Models, Limited Sport Mod, Sport Compact | Results | | Tom Lathrop (Limited Sport Mod) | 4th | - | - | 10th |
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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 | Boone Speedway - Boone, IA Salute to Veterans/Saturday Night Series Weekly #16 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Mod Lite | Results | | Tom Lathrop (IMCA Northern SportMod) | 7th | - | 6th | - |
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| 8/7/2021 | 34 Raceway - West Burlington, IA High 5 for Kids Night Presented by The New Mix 107.3 305 Sprints - Winged, Dirt Super Late Models, Stock Cars, A Modifieds, Dirt Late Models, Limited Sport Mod, Sport Compact | Results | | Tom Lathrop (Limited Sport Mod) | 2nd | - | - | 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 | | Tom Lathrop (IMCA Northern SportMod) | 6th | - | 4th | 21st |
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| 8/14/2021 | Boone Speedway - Boone, IA Saturday Night Series Weekly #18 IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact, IMCA Mod Lite | Results | | Tom Lathrop (IMCA Northern SportMod) | 6th | - | 5th | - |
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| 8/21/2021 | 34 Raceway - West Burlington, IA Frontline Genetics Night featuring Sprint Invaders 360 Sprints - Winged: Sprint Invaders Dirt Super Late Models, Stock Cars, A Modifieds, Limited Sport Mod, Sport Compact | Results | | Tom Lathrop (Limited Sport Mod) | 4th | - | - | 7th |
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| 8/28/2021 | 34 Raceway - West Burlington, IA Pepsi Season Championship - $5 Fan Appreciation 305 Sprints - Winged, Stock Cars, A Modifieds, Dirt Late Models, 2WD Trucks, Limited Sport Mod, Sport Compact | Results | | Tom Lathrop (Limited Sport Mod) | 3rd | - | - | 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 | | Tom Lathrop (IMCA Northern SportMod) | 4th | - | 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 | | Tom Lathrop (IMCA Northern SportMod) | 4th | - | - | - |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 8th | - | - | - |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 8th (DNF) | - | 7th | - |
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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 | | Tom Lathrop (IMCA Northern SportMod) | 3rd | - | - | 16th |
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| 9/30/2021 | Cedar County Raceway - Tipton, IA Hoker Trucking Darkside Fall Bash IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Tom Lathrop (IMCA Northern SportMod) | 6th | - | 4th | - |
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| 10/1/2021 | Cedar County Raceway - Tipton, IA Hoker Trucking Darkside Fall Bash 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Tom Lathrop (IMCA Northern SportMod) | 7th | - | 6th | - |
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| 10/2/2021 | Cedar County Raceway - Tipton, IA Hoker Trucking Darkside Fall Bash Street Stocks, Vintage Full Body Stock Cars, Super Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Tom Lathrop (IMCA Northern SportMod) | 8th | - | DNS | - |
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| 11/6/2021 | CJ Speedway - Columbus Junction, IA 5th Annual Turkey Dash IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Tom Lathrop (IMCA Northern SportMod) | 7th | - | 4th | 14th |
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| 11/20/2021 | Lee County Speedway - Donnellson, IA Casey's and Midwest Performance & Power Shiverfest Stock Cars, Dirt Mini Trucks, A Modifieds, B Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Sport Compact | Results | | Tom Lathrop (B Modifieds) | 4th | - | - | 20th |
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