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| 2/27/2021 | Springfield Raceway - Springfield, MO SWEETHEART ENDURO 200 Enduro | Results | | Donnie Aust (Enduro) | - | - | - | 1st |
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| 3/6/2021 | Springfield Raceway - Springfield, MO MARCH MADNESS Midwest Modifieds, Dirt Late Models, Pro Legends, Pure Stock, USRA B-Mods | Results | | Donnie Aust (USRA B-Mods) | 3rd | - | 5th | 20th |
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| 3/20/2021 | Caney Valley Speedway - Caney, KS March Madness Enduro Enduro | Postponed |
| 4/3/2021 | Lucas Oil Speedway - Wheatland, MO Weekly #1 Championship Series Spring Opener Presented by Benne Media Dirt Late Models, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Donnie Aust (USRA B-Mods) | 6th | - | 4th | 22nd (DNF) |
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| 4/11/2021 | Springfield Raceway - Springfield, MO CASHMONEY DIRT LATE MODELS Dirt Late Models: 4 State Dirt Late Model Series A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, USRA B-Mods | Results | | Donnie Aust (USRA B-Mods) | 5th | - | - | 16th |
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| 4/17/2021 | Lucas Oil Speedway - Wheatland, MO Weekly Show #2 $uper $aver $pecial Night Presented by Ozarks FOX Dirt Late Models, Pure Stock, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Donnie Aust (USRA B-Mods) | 5th | - | 9th (DNF) | - |
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| 4/18/2021 | Caney Valley Speedway - Caney, KS Spring Fling Enduro Enduro | Rain Out |
| 4/25/2021 | Springfield Raceway - Springfield, MO EMS NIGHT MAKEUP RACE A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods, Dirt Mini Late Models | Results | | Donnie Aust (USRA B-Mods) | 6th | - | - | 16th |
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| 5/8/2021 | Springfield Raceway - Springfield, MO WEEKLY RACING A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods, Dirt Mini Late Models | Results | | Donnie Aust (USRA B-Mods) | 2nd | - | - | 7th |
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| 5/15/2021 | Caney Valley Speedway - Caney, KS Spring Fling Enduro Enduro | Postponed |
| 5/23/2021 | Springfield Raceway - Springfield, MO Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods, Dirt Mini Late Models | Results | | Donnie Aust (USRA B-Mods) | 7th | - | - | 11th |
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| 5/29/2021 | Springfield Raceway - Springfield, MO WEEKLY RACING ALONG W/ POWDER PUFF RACING Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Donnie Aust (USRA B-Mods) | 7th | - | - | DNS |
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| 6/13/2021 | Caney Valley Speedway - Caney, KS Summer Slam Enduro Race Enduro | Results | | Donnie Aust (Enduro) | 34th | - | - | - |
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| 6/19/2021 | Monett Motor Speedway - Monett, MO weekly racing Stock Cars, Midwest Modifieds, B Modifieds, Street Stocks, Pure Stock | Results | | Donnie Aust (Midwest Modifieds) | 5th | - | - | 6th |
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| 7/3/2021 | Monett Motor Speedway - Monett, MO 360 Sprints - Winged: ASCS Sooner Region with ASCS Warrior Region, ASCS Mid-South Region Stock Cars, Midwest Modifieds, B Modifieds, Street Stocks, Pure Stock | Results | | Donnie Aust (Midwest Modifieds) | 3rd | - | - | 4th |
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| 7/17/2021 | Monett Motor Speedway - Monett, MO weekly racing Stock Cars, Midwest Modifieds, B Modifieds, Street Stocks, Semi-Pro Legends, Asphalt Mini Stock, Pure Stock | Results | | Donnie Aust (Midwest Modifieds) | - | - | - | - | | Donnie Aust (Asphalt Mini Stock) | - | - | - | - |
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| 7/22/2021 | Springfield Raceway - Springfield, MO GREENLAWN FUNERAL HOMES PRESENTS DIRTcar SUMMER NATIONALS DIRTcar Late Models: DIRTcar Summer Nationals Midwest Modifieds, Dirt Late Models, Limited Sport Mod, USRA B-Mods | Results | | Donnie Aust (Midwest Modifieds) | 6th | - | - | 8th |
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| 7/24/2021 | Monett Motor Speedway - Monett, MO weekly racing Stock Cars, Midwest Modifieds, B Modifieds, Street Stocks, Asphalt Mini Stock, Pure Stock | Results | | Donnie Aust (Midwest Modifieds) | 1st | - | - | 2nd | | Donnie Aust (Asphalt Mini Stock) | - | - | - | - |
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| 7/31/2021 | Monett Motor Speedway - Monett, MO weekly racing DIRTcar Late Models, Stock Cars, Midwest Modifieds, B Modifieds, Street Stocks, Pure Stock | Results | | Donnie Aust (Midwest Modifieds) | 2nd | - | - | 7th |
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| 8/6/2021 | North Central Arkansas Speedway - Yellville, AR REGULAR SEASON RACE Hobby Stocks, Midwest Modifieds, B Modifieds, Hornets, Super Stocks | Results | | Donnie Aust (Midwest Modifieds) | 4th | - | - | 3rd |
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| 8/7/2021 | Monett Motor Speedway - Monett, MO weekly racing Midwest Modifieds, B Modifieds, Street Stocks, Pure Stock | Results | | Donnie Aust (Midwest Modifieds) | 1st | - | - | 9th |
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| 8/14/2021 | Monett Motor Speedway - Monett, MO weekly racing Stock Cars, Midwest Modifieds, B Modifieds, Street Stocks, Asphalt Mini Stock, Pure Stock | Results | | Donnie Aust (Midwest Modifieds) | 3rd | - | - | 9th | | Donnie Aust (Asphalt Mini Stock) | - | - | - | 13th |
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| 8/21/2021 | Monett Motor Speedway - Monett, MO 4 state championship race DIRTcar Late Models, Midwest Modifieds, B Modifieds, Street Stocks, Semi-Pro Legends, Pure Stock | Results | | Donnie Aust (Midwest Modifieds) | 2nd | - | - | 6th |
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| 9/25/2021 | Monett Motor Speedway - Monett, MO Fall Weekly Race 3 + Late Model DIRTcar Late Models, Stock Cars, Midwest Modifieds, B Modifieds, Street Stocks, Pure Stock | Results | | Donnie Aust (Midwest Modifieds) | 2nd | - | - | 2nd |
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| 10/6/2021 | Lucas Oil Speedway - Wheatland, MO Practice Night USRA Stock Cars: USRA Nationals USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Tuners | Results | | Donnie Aust (USRA B-Mods) | - | - | - | - |
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| 10/7/2021 | Lucas Oil Speedway - Wheatland, MO 8th Annual Summit USRA Nationals Presented by MyRacePass USRA Stock Cars: USRA Nationals USRA B-Mods, USRA Modifieds, USRA Hobby Stocks | Results | | Donnie Aust (USRA B-Mods) | 9th | - | 14th | - |
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| 10/8/2021 | Lucas Oil Speedway - Wheatland, MO 8th Annual Summit USRA Nationals Presented by MyRacePass USRA Stock Cars: USRA Nationals USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Tuners | Results | | Donnie Aust (USRA B-Mods) | 11th | - | 16th (DNF) | - |
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| 10/9/2021 | Lucas Oil Speedway - Wheatland, MO 8th Annual Summit USRA Nationals Presented by MyRacePass USRA Stock Cars: USRA Nationals USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Tuners | Results | | Donnie Aust (USRA B-Mods) | - | - | 10th | - |
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| 10/16/2021 | Springfield Raceway - Springfield, MO FAN APPRECIATION NIGHT & SEASON CHAMPIONSHIPS Stock Cars, A Modifieds, Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Donnie Aust (USRA B-Mods) | 2nd | - | - | 20th |
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| 11/6/2021 | Springfield Raceway - Springfield, MO BAD BOY MOWERS PRESENTS THE JOHN SCHNEIDER'S " BO'S ON THE ROAD" EXTRAVAGANZA Midwest Modifieds, Dirt Late Models, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Donnie Aust (USRA B-Mods) | 5th | - | 5th | - |
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| 11/19/2021 | Springfield Raceway - Springfield, MO CASEY'S PRESENTS TURKEY BOWL XV HEATS-B MOD, MW A CLASS, MW B CLASS, Legends/Pure Stock Full Show Midwest Modifieds, Pro Legends, Limited Sport Mod, Pure Stock, USRA B-Mods | Results | | Donnie Aust (USRA B-Mods) | 8th | - | - | - |
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| 11/20/2021 | Springfield Raceway - Springfield, MO CASEY'S PRESENTS TURKEY BOWL XV / HEATS & FEATURE Late Model , A Mod / B MAIN & A MAIN from Friday A Modifieds, Midwest Modifieds, Dirt Late Models, Pro Legends, Limited Sport Mod, USRA B-Mods | Results | | Donnie Aust (USRA B-Mods) | - | - | 8th | - |
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