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| 4/9/2021 | Bloomington Speedway - Bloomington, IN 2021 Season Opener DIRTcar UMP Modifieds, 410 Sprints - Non-Winged, IMCA RaceSaver Sprint Car | Rain Out |
| 4/30/2021 | Bloomington Speedway - Bloomington, IN DIRTcar UMP Modifieds, 410 Sprints - Non-Winged, Super Stocks, Pure Stock | Results | | Josh Harris (DIRTcar UMP Modifieds) | 2nd | - | - | 3rd |
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| 5/1/2021 | Florence Speedway - Walton, KY 35th Annual Ralph Latham Memorial Dirt Super Late Models: Lucas Oil Late Model Dirt Series DIRTcar UMP Modifieds: Summit American Modified Series Dirt Late Models, CRUSA Dirt Late Models | Results | | Josh Harris (DIRTcar UMP Modifieds) | 3rd | - | - | 20th |
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| 5/14/2021 | Bloomington Speedway - Bloomington, IN Harris Memorial DIRTcar UMP Modifieds, 410 Sprints - Non-Winged, Super Stocks, IMCA RaceSaver Sprint Car | Results | | Josh Harris (DIRTcar UMP Modifieds) | 2nd | - | - | 5th |
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| 5/15/2021 | Twin Cities Raceway Park - North Vernon, IN $1500 to win $200 to start DIRTcar UMP Modifieds: Summit American Modified Series | Results | | Josh Harris (DIRTcar UMP Modifieds) | 1st | - | - | 2nd |
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| 5/29/2021 | Brownstown Bullring - Brownstown, IL $1500 to win $200 to start DIRTcar UMP Modifieds: Summit American Modified Series Dirt Super Late Models | Results | | Josh Harris (DIRTcar UMP Modifieds) | 1st | - | - | 4th |
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| 6/19/2021 | Smoky Mountain Speedway - Maryville, TN 17th Annual Iron-Man Classic Dirt Super Late Models: American Late Model Iron-Man Series A Modifieds: Iron-Man Modified Series DIRTcar UMP Modifieds, Dirt Late Models, Dirt Crate Late Models | Results | | Josh Harris (DIRTcar UMP Modifieds) | - | - | - | 3rd | | Josh Harris (A Modifieds) | - | - | - | 3rd |
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| 6/25/2021 | Bloomington Speedway - Bloomington, IN CELEBRATE AMERICA with USAC Midget Cup Midgets, DIRTcar UMP Modifieds, 410 Sprints - Non-Winged, Super Stocks | Results | | Josh Harris (DIRTcar UMP Modifieds) | 1st | - | - | 14th |
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| 7/9/2021 | Moler Raceway Park - Williamsburg, OH $1500 to win $200 to start DIRTcar UMP Modifieds: Summit American Modified Series | Results | | Josh Harris (DIRTcar UMP Modifieds) | - | 6th | - | 5th |
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| 7/30/2021 | Circle City Raceway - Indianapolis, IN Heart of America Super Late Model Series, plus Renegades of Dirt Modifieds, Fords DIRTcar UMP Modifieds: Renegades of Dirt Modified Tour Dirt Super Late Models, Crown Vic | Results | | Josh Harris (DIRTcar UMP Modifieds) | 1st | - | - | 1st |
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| 8/1/2021 | Circle City Raceway - Indianapolis, IN HARF NIGHT-Heart of America Super Late Model Series, Renegades of Dirt Modifieds, Superstocks, Fords DIRTcar UMP Modifieds: Renegades of Dirt Modified Tour Dirt Super Late Models, Stock Cars, Crown Vic | Results | | Josh Harris (DIRTcar UMP Modifieds) | 3rd | - | - | 18th |
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| 8/13/2021 | 411 Motor Speedway - Seymour, TN Area 51 Open Wheel Modifieds Day 1 Sportsmans, A Modifieds, Street Stocks, Vintage Modifieds, Economy Late Models, Dirt Crate Late Models | Results | | Josh Harris (A Modifieds) | 2nd | - | - | - |
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| 8/14/2021 | 411 Motor Speedway - Seymour, TN Area 51 Open Wheel Modifieds Day 2 Hobby Stocks, Sportsmans, A Modifieds, Economy Late Models, Asphalt Mini Stock, Dirt Crate Late Models | Rain Out |
| 8/20/2021 | Cedar Ridge Speedway - Morgantown, KY $1,500 to win $200 to start DIRTcar UMP Modifieds: Summit American Modified Series | Results | | Josh Harris (DIRTcar UMP Modifieds) | 1st | - | - | 3rd |
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| 8/21/2021 | Cedar Ridge Speedway - Morgantown, KY $3,000 to win $200 to start DIRTcar UMP Modifieds: Summit American Modified Series | Results | | Josh Harris (DIRTcar UMP Modifieds) | 3rd | - | - | 4th |
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| 8/28/2021 | Charleston Speedway - Charleston, IL Leaf Tree Service presents The .38 SPECIAL for UMP MODIFIEDS!! DIRTcar UMP Modifieds, DIRTcar Factory Stock, Hornets | Results | | Josh Harris (DIRTcar UMP Modifieds) | 1st | - | - | 15th (DNF) |
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| 9/3/2021 | Farmer City Raceway - Farmer City, IL $2500 to win $200 to start DIRTcar UMP Modifieds: Summit American Modified Series Street Stocks, Dirt Late Models, Pro Late Model | Results | | Josh Harris (DIRTcar UMP Modifieds) | - | - | - | - |
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| 9/4/2021 | Fairbury Speedway - Fairbury, IL $10,000 to win $500 to start DIRTcar UMP Modifieds: Summit American Modified Series DIRTcar Late Models | Results | | Josh Harris (DIRTcar UMP Modifieds) | 10th | - | 13th | - |
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| 9/23/2021 | Tri City Speedway - Granite City, IL 17th Annual Summit Modified Mania with Twin Mod Features $2000 to win each and UMP LM $3000 to win DIRTcar Late Models, DIRTcar UMP Modifieds | Results | | Josh Harris (DIRTcar UMP Modifieds) | 3rd | - | - | - |
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| 9/24/2021 | Tri City Speedway - Granite City, IL 17th Annual Summit Modified Mania with Twin Mod Features $2000 to win each and UMP LM $3000 to win DIRTcar Late Models, DIRTcar UMP Modifieds | Results | | Josh Harris (DIRTcar UMP Modifieds) | 4th | - | - | - |
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| 9/25/2021 | Tri City Speedway - Granite City, IL 17th Annual Summit Mod Mania $5000/$500 $1K Non-Q race, LM $3000 & BMods $1000 (start 1 hr early) DIRTcar Late Models, DIRTcar UMP Modifieds, B Modifieds | Results | | Josh Harris (DIRTcar UMP Modifieds) | - | - | 1st | 9th |
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