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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 | | Bob Dominacki (A Modifieds) | 4th | - | - | 21st |
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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 | | Bob Dominacki (A Modifieds) | 1st | - | - | 21st |
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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 | | Bob Dominacki (A Modifieds) | 2nd | - | - | 24th |
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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 | | Bob Dominacki (A Modifieds) | 4th | - | - | 25th |
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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 | | Bob Dominacki (A Modifieds) | 2nd | - | - | 25th |
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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 | | Bob Dominacki (A Modifieds) | 6th | - | - | DNS |
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| 7/1/2021 | Davenport Speedway - Davenport, IA DIRTcar Summer Nationals Hell Tour DIRTcar Late Models: DIRTcar Summer Nationals A Modifieds, Street Stocks, Dirt Late Models | Results | | Bob Dominacki (A Modifieds) | 5th | - | - | 21st |
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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 | | Bob Dominacki (A Modifieds) | DNS | - | - | DNS |
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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 | | Bob Dominacki (A Modifieds) | 2nd | - | - | 26th |
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| 7/27/2021 | Davenport Speedway - Davenport, IA Hoker 50 featuring MARS Late Models Dirt Super Late Models, A Modifieds, Dirt Late Models | Results | | Bob Dominacki (A Modifieds) | 4th | - | - | 13th |
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| 8/7/2021 | Maquoketa Speedway - Maquoketa, IA Iowa Donor Network Hall of Fame Night $1000 to win IMCA Modifieds $750 to win IMCA SportMods Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Bob Dominacki (IMCA Modified) | 2nd | - | - | 13th |
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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 | | Bob Dominacki (A Modifieds) | 2nd | - | - | 21st |
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| 8/14/2021 | Maquoketa Speedway - Maquoketa, IA Season Championship w/ Bus ROC Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Bob Dominacki (IMCA Modified) | 4th | - | - | 13th |
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| 8/15/2021 | Dubuque Fairgrounds Speedway - Dubuque, IA Drew Cook & Sons Excavating & CALCO Spray Coatings Back to School Night Hobby Stocks, A Modifieds, B Modifieds, Semi-Pro Legends, IMCA Late Models, Sport Compact | Results | | Bob Dominacki (A Modifieds) | 8th | - | - | 17th |
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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 | | Bob Dominacki (A Modifieds) | 5th | - | - | 16th |
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| 8/26/2021 | Davenport Speedway - Davenport, IA Quad Cities 150 presented by Hoker Trucking Dirt Super Late Models: World of Outlaws - Late Models A Modifieds, B Modifieds, IMCA Modified | Results | | Bob Dominacki (A Modifieds) | 9th | - | 9th | 16th |
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| 8/27/2021 | Davenport Speedway - Davenport, IA Quad Cities 150 presented by Hoker Trucking Dirt Super Late Models: World of Outlaws - Late Models A Modifieds, B Modifieds, IMCA Modified | Results | | Bob Dominacki (A Modifieds) | 6th | - | 8th | - |
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| 8/28/2021 | Davenport Speedway - Davenport, IA Quad Cities 150 presented by Hoker Trucking Dirt Super Late Models: World of Outlaws - Late Models A Modifieds, B Modifieds, IMCA Modified | Results | | Bob Dominacki (A Modifieds) | 10th | - | 8th | - |
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