| | Heat | Dash | B Feature | A Feature |
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| 4/23/2021 | Davenport Speedway - Davenport, IA Koehler Electric Season Opener A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Terry Rentfro (A Modifieds) | 7th | - | - | 13th |
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| 4/30/2021 | Davenport Speedway - Davenport, IA Davenport Speedway Weekly Racing A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Terry Rentfro (A Modifieds) | 2nd | - | - | 22nd |
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| 5/7/2021 | Davenport Speedway - Davenport, IA Davenport Speedway Weekly Racing A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact, IMCA Modified | Results | | Terry Rentfro (A Modifieds) | 4th | - | - | 1st |
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| 6/4/2021 | Davenport Speedway - Davenport, IA Weekly Racing w/SLMR Late Models presented by HalaBuilt Competition Engines Dirt Super Late Models: SLMR Late Model Series A Modifieds, B Modifieds, Street Stocks, Sport Compact | Results | | Terry Rentfro (A Modifieds) | 5th | - | - | 8th |
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| 6/11/2021 | Davenport Speedway - Davenport, IA Concrete Services Placing Night Weekly Racing Sportsmans, A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Terry Rentfro (A Modifieds) | 2nd | - | - | 13th |
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| 6/18/2021 | Davenport Speedway - Davenport, IA Weekly Racing w/ Hoker Trucking SLMR Late Models Dirt Super Late Models: SLMR Late Model Series A Modifieds, B Modifieds, Street Stocks, Sport Compact | Results | | Terry Rentfro (A Modifieds) | 3rd | - | - | 8th |
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| 7/9/2021 | Davenport Speedway - Davenport, IA Davenport Speedway Weekly Racing A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Vintage Modifieds, Sport Compact | Rain Out |
| 7/16/2021 | Davenport Speedway - Davenport, IA Davenport Speedway Weekly Racing A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact, Mod Lites | Results | | Terry Rentfro (A Modifieds) | 5th | - | - | 11th |
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| 7/23/2021 | Davenport Speedway - Davenport, IA Davenport Speedway Weekly Racing A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Vintage Modifieds, Sport Compact | Results | | Terry Rentfro (A Modifieds) | 3rd | - | - | 6th |
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| 8/13/2021 | Davenport Speedway - Davenport, IA Ronnie Weedon Memorial Weekly Racing Sportsmans, A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Terry Rentfro (A Modifieds) | 5th | - | 3rd | 8th |
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| 8/20/2021 | Davenport Speedway - Davenport, IA Davenport Speedway Season Championship A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Terry Rentfro (A Modifieds) | 4th | - | - | 21st |
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