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| 1/8/2021 | Arizona Speedway - Queen Creek, AZ Open Practice Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Eston Whisler (Dirt Super Late Models) | - | - | - | - |
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| 1/9/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Eston Whisler (Dirt Super Late Models) | 7th | - | 14th | - |
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| 1/10/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Eston Whisler (Dirt Super Late Models) | 7th | - | 8th | - |
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| 1/12/2021 | Arizona Speedway - Queen Creek, AZ Open Practice & Pit Party Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Eston Whisler (Dirt Super Late Models) | - | - | - | - |
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| 1/13/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Eston Whisler (Dirt Super Late Models) | 8th | - | 13th | - |
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| 1/15/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Eston Whisler (Dirt Super Late Models) | 6th | - | 19th | - |
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| 1/16/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Eston Whisler (Dirt Super Late Models) | 9th | - | 13th | - |
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| 1/17/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Eston Whisler (Dirt Super Late Models) | 8th | - | 6th | - |
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| 1/29/2021 | Cocopah Speedway - Somerton, AZ Dirt Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Eston Whisler (IMCA Modified) | 3rd | - | - | 9th |
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| 1/30/2021 | Cocopah Speedway - Somerton, AZ Dirt Late Models, Kid Karts Dirt, Junior Sportsman Dirt Karts, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Eston Whisler (IMCA Modified) | 5th | - | - | 9th |
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| 2/27/2021 | Arizona Speedway - Queen Creek, AZ Weekly Racing Dirt Super Late Models, Hobby Stocks, Dirt Late Models, Dwarf, 600cc Modifieds, IMCA Stock Car | Results | | Eston Whisler (Dirt Super Late Models) | 1st | - | - | 2nd |
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| 3/20/2021 | Arizona Speedway - Queen Creek, AZ Weekly Racing Hobby Stocks, Stock Cars, 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Eston Whisler (IMCA Modified) | 6th | - | - | 4th |
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| 3/27/2021 | Canyon Speedway Park - Peoria, AZ Fan Appreciation Night Hobby Stocks, Stock Cars, A Modifieds, Dirt Late Models, 600cc Modifieds, Limited Sport Mod, Pro Dwarf | Results | | Eston Whisler (A Modifieds) | 4th | - | - | 6th | | Eston Whisler (Dirt Late Models) | 3rd | - | - | 2nd |
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| 4/10/2021 | Canyon Speedway Park - Peoria, AZ Spring Into Action Hobby Stocks, Stock Cars, A Modifieds, Dirt Late Models, 600cc Modifieds, Limited Sport Mod, Sport Compact, Senior Micros | Results | | Eston Whisler (Dirt Late Models) | 3rd | - | - | 1st |
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| 4/17/2021 | Cottage Grove Speedway - Cottage Grove, OR Limited Sprints - Winged, Dirt Super Late Models, A Modifieds, B Modifieds, Street Stocks, IMCA Sport Compact | Results | | Eston Whisler (Dirt Super Late Models) | - | - | - | 2nd | | Eston Whisler (A Modifieds) | - | - | - | 5th |
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| 4/23/2021 | Cottage Grove Speedway - Cottage Grove, OR SPRING FLING NIGHT #1 360 Sprints - Winged, Limited Sprints - Winged, Dirt Super Late Models, A Modifieds, B Modifieds, Street Stocks, IMCA Sport Compact | Results | | Eston Whisler (A Modifieds) | - | - | - | 5th |
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| 7/10/2021 | Cottage Grove Speedway - Cottage Grove, OR LADIES NIGHT Limited Sprints - Winged, Dirt Super Late Models, A Modifieds, B Modifieds, Street Stocks, IMCA Sport Compact | Results | | Eston Whisler (A Modifieds) | - | - | - | 2nd |
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| 7/16/2021 | Cottage Grove Speedway - Cottage Grove, OR WESTERN SPRINT TOUR SPEEDWEEK 360 Sprints - Winged, Limited Sprints - Winged, Dirt Super Late Models, A Modifieds, B Modifieds, Street Stocks, IMCA Sport Compact | Results | | Eston Whisler (A Modifieds) | - | - | - | 2nd |
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| 7/24/2021 | Cottage Grove Speedway - Cottage Grove, OR LOGGER'S CUP & HISTORICAL NIGHT Limited Sprints - Winged, Dirt Super Late Models, B Modifieds, Street Stocks, IMCA Sport Compact | Results | | Eston Whisler (Dirt Super Late Models) | - | - | - | 5th |
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| 7/30/2021 | Cottage Grove Speedway - Cottage Grove, OR MARK HOWARD MEMORIAL MODIFIED NATIONALS - Hardtops A Modifieds, B Modifieds | Results | | Eston Whisler (A Modifieds) | - | - | - | 10th |
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| 7/31/2021 | Cottage Grove Speedway - Cottage Grove, OR MARK HOWARD MEMORIAL MODIFIED NATIONALS - Senior Sprints - Hardtops Limited Sprints - Winged, A Modifieds, B Modifieds | Results | | Eston Whisler (A Modifieds) | - | - | - | 8th |
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| 8/9/2021 | Cottage Grove Speedway - Cottage Grove, OR WILD WEST MODIFIED SPEEDWEEK A Modifieds, B Modifieds | Results | | Eston Whisler (A Modifieds) | - | - | 2nd | 4th |
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| 8/10/2021 | Cottage Grove Speedway - Cottage Grove, OR WILD WEST MODIFIED SPEEDWEEK A Modifieds, B Modifieds | Results | | Eston Whisler (A Modifieds) | - | - | - | 3rd |
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| 10/1/2021 | Sycamore Speedway - Sycamore, IL The Harvest Hustle Night #1 Dirt Super Late Models: Lucas Oil MLRA | Results | | Eston Whisler (Dirt Super Late Models) | 5th | - | 5th | 21st (DNF) |
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| 10/2/2021 | Sycamore Speedway - Sycamore, IL The Harvest Hustle Night #2 Dirt Super Late Models: Lucas Oil MLRA | Rain Out |
| 10/7/2021 | I-80 Speedway - Greenwood, NE Speedway Motors Night at the Races Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact, IMCA Modified | Results | | Eston Whisler (A Modifieds) | 5th | - | 4th | 17th |
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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 | | Eston Whisler (A Modifieds) | 2nd | - | - | - |
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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 | | Eston Whisler (A Modifieds) | - | - | - | 13th |
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| 11/19/2021 | Central Arizona Raceway - Casa Grande, AZ 8th Annual Desert Thunder Nationals A Modifieds, Restricted 'A' Class, Winged A-Class, B Modifieds, IMCA Modified, IMCA Stock Car | Results | | Eston Whisler (A Modifieds) | 6th | - | 5th | 13th |
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| 11/20/2021 | Central Arizona Raceway - Casa Grande, AZ 8th Annual Desert Thunder Nationals A Modifieds, Restricted 'A' Class, Winged A-Class, B Modifieds, IMCA Modified, IMCA Stock Car | Results | | Eston Whisler (A Modifieds) | 4th | - | 4th | 11th |
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| 11/21/2021 | Central Arizona Raceway - Casa Grande, AZ 8th Annual Desert Thunder Nationals A Modifieds, Restricted 'A' Class, Winged A-Class, B Modifieds, IMCA Modified, IMCA Stock Car | Results | | Eston Whisler (A Modifieds) | 2nd | - | - | 24th (DNF) |
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