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| 5/7/2021 | Mississippi Thunder Speedway - Fountain City, WI Dairyland Showdown with World of Outlaws Late Models Dirt Super Late Models: World of Outlaws - Late Models A Modifieds, USRA Modifieds | Results | | Chad Mahder (Dirt Super Late Models) | - | - | - | 19th |
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| 5/14/2021 | Red Cedar Speedway - Menomonie, WI Regular Night Hornets, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Chad Mahder (WISSOTA Late Model) | 1st | - | - | 3rd |
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| 5/15/2021 | Rice Lake Speedway - Rice Lake, WI WISSOTA Late Models Trackside Collectibles 40 plus 5 Class program WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Chad Mahder (WISSOTA Late Model) | 6th | - | - | 10th |
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| 5/28/2021 | Princeton Speedway - Princeton, MN Late Model Show WISSOTA Late Model: Wissota Late Model Challenge Series Hobby Stocks, Sport Compact, IMCA Stock Car | Results | | Chad Mahder (WISSOTA Late Model) | 2nd | - | - | 14th (DNF) |
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| 5/29/2021 | Rice Lake Speedway - Rice Lake, WI Swant Graber presents Structural Buildings WISSOTA Challenge Series (No Mods) plus PS, St S, SS, MWM WISSOTA Late Model: Wissota Late Model Challenge Series WISSOTA Midwest Mods, WISSOTA Pure Stock, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Chad Mahder (WISSOTA Late Model) | 1st | - | - | 5th |
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| 6/4/2021 | Mississippi Thunder Speedway - Fountain City, WI 13th Annual Rivercity Rumble Dirt Super Late Models: Lucas Oil MLRA USRA B-Mods, USRA Modifieds, USRA Late Models | Results | | Chad Mahder (Dirt Super Late Models) | 3rd | - | - | 16th (DNF) |
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| 6/5/2021 | Deer Creek Speedway - Spring Valley, MN 1st Annual Event Dirt Super Late Models: Lucas Oil MLRA USRA Modifieds, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Chad Mahder (Dirt Super Late Models) | 4th | - | - | 5th |
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| 6/17/2021 | Cedar Lake Speedway - New Richmond, WI 22nd Annual Masters A Modifieds, Dirt Late Models, USRA Modifieds, USRA Late Models | Results | | Chad Mahder (Dirt Late Models) | 4th | - | - | 12th |
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| 6/18/2021 | Cedar Lake Speedway - New Richmond, WI 22nd Annual Masters A Modifieds: USMTS - United States Modified Touring Series Dirt Late Models, USRA Late Models, WISSOTA Modifieds | Results | | Chad Mahder (Dirt Late Models) | 1st | - | - | 8th |
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| 6/19/2021 | Cedar Lake Speedway - New Richmond, WI 22nd Annual Masters Limited Sprints - Winged: Upper Midwest Sprint Car Series A Modifieds: USMTS - United States Modified Touring Series Dirt Late Models, USRA Late Models, WISSOTA Modifieds | Results | | Chad Mahder (Dirt Late Models) | 1st | - | - | 8th |
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| 6/25/2021 | Deer Creek Speedway - Spring Valley, MN NAPA Auto Parts Gopher 50 Dirt Super Late Models: Lucas Oil MLRA with Lucas Oil Late Model Dirt Series A Modifieds, CRUSA Dirt Late Models, USRA Modifieds | Results | | Chad Mahder (Dirt Super Late Models) | - | - | - | - |
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| 7/9/2021 | Jackson Motorplex - Jackson, MN World of Outlaws Morton Buildings Late Model Series Dirt Super Late Models: World of Outlaws - Late Models Dirt Late Models: Tri-State Late Models | Results | | Chad Mahder (Dirt Super Late Models) | 9th | - | - | 14th |
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| 7/13/2021 | Gondik Law Speedway - Superior, WI World of Outlaws Late Model Special Dirt Super Late Models: World of Outlaws - Late Models WISSOTA Modifieds, WISSOTA Hornet | Results | | Chad Mahder (Dirt Super Late Models) | 7th | - | 1st | 12th |
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| 7/18/2021 | Red Cedar Speedway - Menomonie, WI World of Outlaws Late Models & $1,000 to Win Open Modifieds w/ Limited Late Models Dirt Super Late Models: World of Outlaws - Late Models A Modifieds, Dirt Limited Late Models | Results | | Chad Mahder (Dirt Super Late Models) | - | - | - | 20th |
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| 7/24/2021 | Cedar Lake Speedway - New Richmond, WI CLS Dash #11 / Late Model $5,000 To Win 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series A Modifieds, Midwest Modifieds, Dirt Late Models, 305 Sprints - Non-Winged, Super Stocks | Results | | Chad Mahder (Dirt Late Models) | 3rd | - | - | 16th (DNF) |
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| 8/5/2021 | Cedar Lake Speedway - New Richmond, WI 34th Annual USA Nationals Night 1 Dirt Super Late Models: World of Outlaws - Late Models CRUSA Dirt Late Models, USRA Late Models | Results | | Chad Mahder (Dirt Super Late Models) | - | - | - | - |
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| 8/6/2021 | Cedar Lake Speedway - New Richmond, WI 34th Annual USA Nationals Night 2 Dirt Super Late Models: World of Outlaws - Late Models Dirt Late Models, CRUSA Dirt Late Models | Results | | Chad Mahder (Dirt Super Late Models) | 2nd | - | - | - |
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| 8/7/2021 | Cedar Lake Speedway - New Richmond, WI 34th Annual USA Nationals Night 3 Dirt Super Late Models: World of Outlaws - Late Models Dirt Late Models, CRUSA Dirt Late Models | Results | | Chad Mahder (Dirt Super Late Models) | - | - | - | 20th |
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| 8/13/2021 | Red Cedar Speedway - Menomonie, WI Structural Buildings WISSOTA Late Model Challenge Series WISSOTA Late Model: Wissota Late Model Challenge Series WISSOTA Modifieds, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Chad Mahder (WISSOTA Late Model) | 6th | - | 1st | 8th |
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| 8/20/2021 | Mississippi Thunder Speedway - Fountain City, WI Rumble by the River 40 Dirt Late Models, USRA B-Mods, USRA Modifieds, USRA Hobby Stocks | Results | | Chad Mahder (Dirt Late Models) | 2nd | - | - | 1st |
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| 9/2/2021 | Proctor Speedway - Proctor, MN Structural Buildings WISSOTA Late Model Challenge Series WISSOTA Late Model: Wissota Late Model Challenge Series WISSOTA Modifieds | Results | | Chad Mahder (WISSOTA Late Model) | 6th | - | 1st | 16th |
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| 9/9/2021 | River Cities Speedway - Grand Forks, ND Prelude to the Johnny - NLRA Late Model Tour Championship B Modifieds, WISSOTA Midwest Mods, WISSOTA Late Model, WISSOTA Street Stock | Results | | Chad Mahder (WISSOTA Late Model) | 5th | - | 3rd | 16th |
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| 9/10/2021 | River Cities Speedway - Grand Forks, ND John Seitz Memorial Night 1 & Wayne Anderson Cup Finale 410 Sprints - Winged: Northern Outlaw Sprint Association B Modifieds, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock | Results | | Chad Mahder (WISSOTA Late Model) | 1st | 3rd | - | 22nd (DNF) |
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| 9/24/2021 | Red Cedar Speedway - Menomonie, WI 41st Annual Punky Manor Challenge of Champions Night #1 Heats WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Chad Mahder (WISSOTA Late Model) | 3rd | - | - | - |
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| 9/25/2021 | Red Cedar Speedway - Menomonie, WI 41st Annual Punky Manor Challenge Of Champions Features & Hall of Fame Induction WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Chad Mahder (WISSOTA Late Model) | 3rd | - | - | 4th |
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| 10/1/2021 | ABC Raceway - Ashland, WI Red Clay Classic A Modifieds, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Super Stock | Results | | Chad Mahder (WISSOTA Late Model) | 5th | - | - | 13th |
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