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| 5/1/2021 | Cedar Lake Speedway - New Richmond, WI CLS Dash #4 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series A Modifieds, Midwest Modifieds, Dirt Late Models, 305 Sprints - Non-Winged, Super Stocks, USRA Late Models | Results | | Brett Shafer (USRA Late Models) | 7th | - | - | 11th |
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| 5/22/2021 | Cedar Lake Speedway - New Richmond, WI CLS Dash #5 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series A Modifieds, Midwest Modifieds, Dirt Late Models, 305 Sprints - Non-Winged, Super Stocks, USRA Late Models | Results | | Brett Shafer (USRA Late Models) | 9th | - | - | 10th |
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| 5/29/2021 | Cedar Lake Speedway - New Richmond, WI Pack The Track Night / Cook Memorial Winged A-Class, Pony Stock, Super Stocks, USRA Late Models | Results | | Brett Shafer (USRA Late Models) | 5th | - | - | 19th (DNF) |
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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 | | Brett Shafer (USRA Late Models) | 7th | - | - | 15th |
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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 | | Brett Shafer (USRA Late Models) | 9th | - | - | DNS |
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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 | | Brett Shafer (USRA Late Models) | 9th | - | 3rd | 11th |
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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 | | Brett Shafer (USRA Late Models) | 5th | - | - | 18th (DNF) |
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| 7/2/2021 | Mississippi Thunder Speedway - Fountain City, WI Karl Fenske Memorial Dirt Late Models, Hornets, USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks | Results | | Brett Shafer (USRA Late Models) | 6th | - | - | 21st (DNF) |
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| 7/10/2021 | Cedar Lake Speedway - New Richmond, WI CLS Dash #9 / Modified $5,000 To Win A Modifieds, Midwest Modifieds, Dirt Late Models, Super Stocks, USRA Late Models | Results | | Brett Shafer (USRA Late Models) | 5th | - | - | 5th |
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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 | | Brett Shafer (Dirt Super Late Models) | - | - | - | - | | Brett Shafer (Dirt Limited Late Models) | 3rd | - | - | 1st |
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| 7/22/2021 | Red Cedar Speedway - Menomonie, WI Dunn County Fair Night #1 & Street Drags Dirt Super Late Models, Hornets, WISSOTA Late Model | Results | | Brett Shafer (Dirt Super Late Models) | 4th | - | - | 2nd |
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| 7/30/2021 | Mississippi Thunder Speedway - Fountain City, WI K-Town Klash USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks | Results | | Brett Shafer (USRA Late Models) | 3rd | - | - | 11th |
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| 7/31/2021 | Cedar Lake Speedway - New Richmond, WI CLS Dash #12 / Midwest Mod $5,000 To Win A Modifieds, Midwest Modifieds, Super Stocks, USRA Late Models, WISSOTA Street Stock | Results | | Brett Shafer (USRA Late Models) | 2nd | - | - | 7th |
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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 | | Brett Shafer (USRA Late Models) | 6th | - | - | 7th |
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| 8/14/2021 | Cedar Lake Speedway - New Richmond, WI CLS Dash #13 / Heros Night A Modifieds, Midwest Modifieds, Super Stocks, USRA Late Models | Results | | Brett Shafer (USRA Late Models) | DNS | - | - | DNS |
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| 8/21/2021 | Cedar Lake Speedway - New Richmond, WI CLS Dash #14 / Season Championship 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series A Modifieds, Midwest Modifieds, Dirt Late Models, 305 Sprints - Non-Winged, Super Stocks, USRA Late Models | Results | | Brett Shafer (USRA Late Models) | 4th | - | - | 2nd |
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| 9/4/2021 | Deer Creek Speedway - Spring Valley, MN 16th Annual USMTS Labor Day Duel A Modifieds: USMTS - United States Modified Touring Series USRA B-Mods, USRA Late Models, USRA Stock Cars | Results | | Brett Shafer (USRA Late Models) | 3rd | - | - | 2nd |
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| 9/16/2021 | Cedar Lake Speedway - New Richmond, WI 16th Annual Legendary 100 Night 1 Limited Sprints - Winged: Upper Midwest Sprint Car Series 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series A Modifieds, Midwest Modifieds, Street Stocks, Dirt Late Models, 305 Sprints - Non-Winged, Pony Stock, Super Stocks, Pure Stock, USRA Late Models, WISSOTA Midwest Mods | Results | | Brett Shafer (USRA Late Models) | - | - | - | 9th |
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| 9/17/2021 | Cedar Lake Speedway - New Richmond, WI 16th Annual Legendary 100 Night 2 Limited Sprints - Winged: Upper Midwest Sprint Car Series 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series A Modifieds, Midwest Modifieds, Street Stocks, Dirt Late Models, 305 Sprints - Non-Winged, Pony Stock, Super Stocks, Pure Stock, USRA Late Models, WISSOTA Midwest Mods | Results | | Brett Shafer (USRA Late Models) | - | - | - | 3rd |
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| 9/18/2021 | Cedar Lake Speedway - New Richmond, WI 16th Annual Legendary 100 Night 3 Limited Sprints - Winged: Upper Midwest Sprint Car Series 360 Sprints - Non-Winged: UMSS - Traditional Sprint Car Series A Modifieds, Midwest Modifieds, Street Stocks, Dirt Late Models, 305 Sprints - Non-Winged, Pony Stock, Super Stocks, Pure Stock, USRA Late Models, WISSOTA Midwest Mods | Results | | Brett Shafer (USRA Late Models) | - | - | - | 9th |
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| 10/1/2021 | Mississippi Thunder Speedway - Fountain City, WI The Great Pumpkin Race Hornets, USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks, USRA Stock Cars | Results | | Brett Shafer (USRA Late Models) | 3rd | - | - | 11th |
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| 10/2/2021 | Mississippi Thunder Speedway - Fountain City, WI The Great Pumpkin Race Hornets, USRA B-Mods, USRA Modifieds, USRA Late Models, USRA Hobby Stocks, USRA Stock Cars | Results | | Brett Shafer (USRA Late Models) | 5th | - | - | 13th |
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| 10/8/2021 | Ogilvie Raceway - Ogilvie, MN Fall Classic presented by FYE Motorsports A Modifieds, USRA Late Models, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Street Stock, WISSOTA Super Stock, WISSOTA Hornet | Results | | Brett Shafer (USRA Late Models) | 7th | - | - | - |
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| 10/9/2021 | Ogilvie Raceway - Ogilvie, MN Fall Classic presented by FYE Motorsports A Modifieds, USRA Late Models, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Pure Stock, WISSOTA Street Stock, WISSOTA Super Stock, WISSOTA Hornet | Results | | Brett Shafer (USRA Late Models) | - | - | - | 6th |
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