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| 4/23/2021 | Mississippi Thunder Speedway - Fountain City, WI 13th Annual Season Opener presented by Kelly Iverson Trucking Hornets, USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks | Results | | Carter Jonsgaard (Hornets) | 9th | - | - | 14th |
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| 4/30/2021 | Mississippi Thunder Speedway - Fountain City, WI Weekly Racing Hornets, USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks | Results | | Carter Jonsgaard (Hornets) | 2nd | - | - | 9th |
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| 5/14/2021 | Mississippi Thunder Speedway - Fountain City, WI Weekly Racing Hornets, USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks | Rain Out |
| 5/29/2021 | Cedar Lake Speedway - New Richmond, WI Pack The Track Night / Cook Memorial Winged A-Class, Pony Stock, Super Stocks, USRA Late Models | Results | | Carter Jonsgaard (Pony Stock) | 2nd | - | - | 5th |
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| 6/11/2021 | Mississippi Thunder Speedway - Fountain City, WI Weekly Racing Hornets, USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks | Results | | Carter Jonsgaard (Hornets) | 7th | - | - | 8th |
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| 6/18/2021 | Mississippi Thunder Speedway - Fountain City, WI Redneck 100 Challenge Hornets, USRA B-Mods, USRA Hobby Stocks | Results | | Carter Jonsgaard (Hornets) | 6th | - | - | 7th |
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| 6/25/2021 | Eagle Valley Speedway - Jim Falls, WI Haas Sons,Inc. - Friday Night Racing Action A Modifieds, B Modifieds, Street Stocks, Hornets, Super Stocks, Pure Stock | Results | | Carter Jonsgaard (Hornets) | 6th | - | - | 6th |
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| 7/2/2021 | Mississippi Thunder Speedway - Fountain City, WI Karl Fenske Memorial Dirt Late Models, Hornets, USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks | Results | | Carter Jonsgaard (Hornets) | 5th | - | - | 11th |
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| 7/9/2021 | Mississippi Thunder Speedway - Fountain City, WI Firecracker 40 Dirt Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks | Results | | Carter Jonsgaard (USRA Hobby Stocks) | 7th | - | - | 16th |
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| 7/16/2021 | Mississippi Thunder Speedway - Fountain City, WI USRA Late Model Special 125cc Winged Micros, Hornets, USRA B-Mods, USRA Late Models, USRA Hobby Stocks | Results | | Carter Jonsgaard (USRA Hobby Stocks) | 7th | - | - | 16th |
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| 7/23/2021 | Mississippi Thunder Speedway - Fountain City, WI Weekly Racing USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks | Results | | Carter Jonsgaard (USRA Hobby Stocks) | 6th | - | - | 14th |
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| 7/30/2021 | Mississippi Thunder Speedway - Fountain City, WI K-Town Klash USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks | Results | | Carter Jonsgaard (USRA Hobby Stocks) | 8th | - | 9th | - |
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| 8/6/2021 | Mississippi Thunder Speedway - Fountain City, WI Weekly Racing Hornets, USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks | Results | | Carter Jonsgaard (USRA Hobby Stocks) | 6th | - | - | 14th |
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| 8/20/2021 | Mississippi Thunder Speedway - Fountain City, WI Rumble by the River 40 Dirt Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks | Results | | Carter Jonsgaard (USRA Hobby Stocks) | 5th | - | - | 14th |
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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 | | Carter Jonsgaard (USRA Hobby Stocks) | 6th | - | 4th | 20th |
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| 9/18/2021 | Deer Creek Speedway - Spring Valley, MN Stock Car Nationals USRA Hobby Stocks, USRA Stock Cars | Results | | Carter Jonsgaard (USRA Hobby Stocks) | 8th | - | 8th | - |
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| 10/1/2021 | Mississippi Thunder Speedway - Fountain City, WI The Great Pumpkin Race Hornets, USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks, USRA Stock Cars | Results | | Carter Jonsgaard (USRA Hobby Stocks) | 7th | - | - | 25th (DNF) |
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| 10/2/2021 | Mississippi Thunder Speedway - Fountain City, WI The Great Pumpkin Race Hornets, USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks, USRA Stock Cars | Results | | Carter Jonsgaard (USRA Hobby Stocks) | 4th | - | - | 20th |
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