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| 2/18/2021 | North Florida Speedway - Lake City, FL North FL Fun Fest Mod Lites: United CC Modified Series | Results | | Mark Biskup (Mod Lites) | - | - | - | 10th |
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| 2/19/2021 | North Florida Speedway - Lake City, FL North Florida Speedway Night 2 Mod Lites: United CC Modified Series | Results | | Mark Biskup (Mod Lites) | 5th | - | - | 12th |
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| 4/24/2021 | Good's Raceway - Deerfield, OH 7 Divisions - NO Points! Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | DNS | - | - | DNS |
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| 5/1/2021 | Good's Raceway - Deerfield, OH Season Opener of 2021! - 7 Divisions Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 8th | - | - | 9th |
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| 5/8/2021 | Good's Raceway - Deerfield, OH Mother's Day Mania! - 7 Divisions Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 5th | - | - | 8th |
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| 5/15/2021 | Good's Raceway - Deerfield, OH Super6 Late Models plus 7 Divisions Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | DNS | - | - | 9th |
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| 5/22/2021 | Good's Raceway - Deerfield, OH Mini Dirt Trucks plus 7 Divisions Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, Dirt Mini Trucks, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 5th | - | - | 10th |
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| 6/4/2021 | Circle City Raceway - Indianapolis, IN World of Outlaws Morton Buildings Late Models, Legends, United CC ModLites Dirt Super Late Models: World of Outlaws - Late Models Mod Lites: United CC Modified Series Pro Legends | Results | | Mark Biskup (Mod Lites) | 4th | - | - | 4th |
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| 6/5/2021 | Clarksville Speedway - Clarksville, TN $500 to win Mod Lites: United CC Modified Series | Results | | Mark Biskup (Mod Lites) | 6th | - | - | 10th |
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| 6/12/2021 | Good's Raceway - Deerfield, OH Mini Dirt Trucks plus 7 Divisions Factory Stocks, Hobby Stocks, Dirt Mini Trucks, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 4th | - | - | 6th |
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| 6/19/2021 | Good's Raceway - Deerfield, OH Father's Day Fury! plus 7 Divisions Factory Stocks, Hobby Stocks, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact, Sportsman Dwarf, Veteran Dwarf | Results | | Mark Biskup (A Modifieds) | 6th | - | - | 8th |
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| 6/26/2021 | Good's Raceway - Deerfield, OH Super6 Late Models plus 7 Divisions Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, A Modifieds, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 6th | - | - | 12th |
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| 7/3/2021 | Good's Raceway - Deerfield, OH Independence Day Insanity! - 7 Divisions Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 6th | - | - | 9th |
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| 7/18/2021 | Good's Raceway - Deerfield, OH Let's Do This! Midgets, Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 3rd | - | - | 2nd |
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| 7/24/2021 | Good's Raceway - Deerfield, OH Mid-Season Championships! - 7 Divisions Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 5th | - | - | 7th |
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| 7/31/2021 | Good's Raceway - Deerfield, OH Mini Dirt Trucks plus 7 Divisions Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, Dirt Mini Trucks, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 6th | - | - | 11th |
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| 8/7/2021 | Good's Raceway - Deerfield, OH Mike Borawiec Memorial Race - 5 Divisions Factory Stocks, Hobby Stocks, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | - | - | - | - |
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| 8/14/2021 | Good's Raceway - Deerfield, OH Mini Dirt Trucks plus 7 Divisions Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, Dirt Mini Trucks, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 4th | - | - | 7th |
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| 8/21/2021 | Good's Raceway - Deerfield, OH 7 Divisions Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 1st | - | - | 3rd |
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| 8/28/2021 | Good's Raceway - Deerfield, OH #71 Jim Gump Memorial Race - 6 Divisions Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 2nd | - | - | 19th |
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| 9/4/2021 | Good's Raceway - Deerfield, OH Small Town Racer Nationals Factory Stocks, Hobby Stocks, Sportsmans, Super Sports, A Modifieds, 270 Winged Micros, Lightning Sprints, Sport Compact | Results | | Mark Biskup (A Modifieds) | 1st | - | - | 18th (DNF) |
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