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| 4/23/2021 | Corrigan Oil Speedway - Mason, MI NorthsideTowing.net Big 8 Super Late Model Series presented by Auto Value Parts Stores Race #1 Asphalt Late Models, Bandits, Asphalt Sportsman Late Models, Asphalt Small Block Modifieds, Pony Stock, Pure Stock | Results | | Dave Leonard Jr (Pony Stock) | 2nd | - | - | 2nd |
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| 4/27/2021 | Kalamazoo Speedway - Kalamazoo, MI Pre Season Testing #3 Asphalt Super Late Models, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Rookie Stocks | Results | | Dave Leonard Jr (Asphalt 4-Cylinders) | - | - | - | - |
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| 4/30/2021 | Kalamazoo Speedway - Kalamazoo, MI Intimidator 100 Asphalt Super Late Models, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Rookie Stocks | Results | | Dave Leonard Jr (Asphalt 4-Cylinders) | - | - | - | 16th |
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| 5/14/2021 | Kalamazoo Speedway - Kalamazoo, MI Weekly Racing Asphalt Super Late Models, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Rookie Stocks | Results | | Dave Leonard Jr (Asphalt 4-Cylinders) | 3rd | - | - | 1st |
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| 6/11/2021 | Kalamazoo Speedway - Kalamazoo, MI Weekly Racing Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Rookie Stocks | Results | | Dave Leonard Jr (Asphalt 4-Cylinders) | 4th | - | - | 1st |
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| 6/18/2021 | Kalamazoo Speedway - Kalamazoo, MI Weekly Racing Asphalt Super Late Models, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Rookie Stocks | Results | | Dave Leonard Jr (Asphalt 4-Cylinders) | 4th | - | - | 2nd |
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| 7/3/2021 | Springport Mid-Michigan Speedway - Springport, MI The Old Glory Freedom Celebration Asphalt Super Late Models, Stock Cars, Street Stocks, Asphalt 4 cyl Modifieds | Results | | Dave Leonard Jr (Stock Cars) | - | - | - | 3rd | | Dave Leonard Jr (Street Stocks) | - | - | - | - |
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| 7/9/2021 | Kalamazoo Speedway - Kalamazoo, MI Weekly Racing Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Rookie Stocks | Results | | Dave Leonard Jr (Asphalt 4-Cylinders) | 6th | - | - | 1st |
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| 7/23/2021 | Kalamazoo Speedway - Kalamazoo, MI Weekly Racing Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Rookie Stocks | Results | | Dave Leonard Jr (Asphalt 4-Cylinders) | 1st | - | - | 1st |
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| 7/30/2021 | Kalamazoo Speedway - Kalamazoo, MI Weekly Racing Asphalt Super Late Models, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Rookie Stocks | Results | | Dave Leonard Jr (Asphalt 4-Cylinders) | - | - | - | 1st |
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| 8/13/2021 | Kalamazoo Speedway - Kalamazoo, MI Weekly Racing Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Rookie Stocks | Results | | Dave Leonard Jr (Asphalt 4-Cylinders) | 10th | - | - | 1st |
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| 9/3/2021 | Kalamazoo Speedway - Kalamazoo, MI Season Championship Night Asphalt Super Late Models, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Street Stocks, Asphalt Rookie Stocks | Results | | Dave Leonard Jr (Asphalt 4-Cylinders) | - | - | - | 1st |
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| 9/5/2021 | Corrigan Oil Speedway - Mason, MI Annual Harvest 100! Asphalt Late Models, Street Stocks, Bandits, Semi-Pro Legends, Asphalt Sportsman Late Models, Asphalt 4-Cylinders, Asphalt Small Block Modifieds, Pony Stock, Pure Stock, Figure 8 - FWD Stock | Results | | Dave Leonard Jr (Pony Stock) | - | - | - | 2nd |
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| 9/11/2021 | Kalamazoo Speedway - Kalamazoo, MI Super Shoe Tune Up Stock Cars, Hornets, Sport Compact | Results | | Dave Leonard Jr (Sport Compact) | - | - | - | 1st |
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| 9/17/2021 | New Paris Speedway - New Paris, IN 29 Annual Blowout Day #1 Asphalt Mini Stocks, A Modifieds, Roadsters, Asphalt 4-Cylinders, Asphalt Stock Cars, Asphalt Street Stocks | Results | | Dave Leonard Jr (Roadsters) | - | - | - | - |
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| 9/18/2021 | New Paris Speedway - New Paris, IN 29th annual Blowout Day #2 Asphalt Mini Stocks, A Modifieds, Roadsters, Asphalt 4-Cylinders, Asphalt Stock Cars, Asphalt Street Stocks | Results | | Dave Leonard Jr (Roadsters) | 1st | - | - | - |
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| 9/19/2021 | New Paris Speedway - New Paris, IN 29th Annual Blowout Day #3 Asphalt Mini Stocks, A Modifieds, Roadsters, Asphalt 4-Cylinders, Asphalt Stock Cars, Asphalt Street Stocks | Results | | Dave Leonard Jr (Roadsters) | - | - | - | 11th (DNF) |
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| 9/24/2021 | Kalamazoo Speedway - Kalamazoo, MI Super Shoe Nationals XXXIV Stock Cars, Hornets | Results | | Dave Leonard Jr (Hornets) | 1st | - | - | 2nd |
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