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| 1/8/2021 | Arizona Speedway - Queen Creek, AZ Open Practice Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Matt Heinzerling (B Modifieds) | - | - | - | - |
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| 1/9/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Matt Heinzerling (B Modifieds) | 3rd | - | - | 19th |
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| 1/10/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Matt Heinzerling (B Modifieds) | 2nd | - | - | 18th |
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| 1/13/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Matt Heinzerling (B Modifieds) | 12th | - | 10th | - |
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| 1/15/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Matt Heinzerling (B Modifieds) | 12th | - | 5th | - |
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| 1/16/2021 | Arizona Speedway - Queen Creek, AZ Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Matt Heinzerling (B Modifieds) | 10th | - | 14th | - |
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| 5/1/2021 | Miller Central Speedway - Miller, SD Season Opener- Sponsored by Quoin Financial Bank Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 3rd | - | - | 17th (DNF) | | Matt Heinzerling (WISSOTA Modifieds) | 6th (DNF) | - | - | 8th |
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| 5/7/2021 | Black Hills Speedway - Rapid City, SD Opening Night $ Month of Money $ Series Begins 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 6th | - | - | 1st |
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| 5/14/2021 | Black Hills Speedway - Rapid City, SD $ Month of Money $ Series 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 2nd | - | - | 6th |
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| 5/15/2021 | Miller Central Speedway - Miller, SD Regular Races Sponsored by Agtegra Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 3rd | - | - | 8th | | Matt Heinzerling (WISSOTA Modifieds) | 3rd | - | - | 4th |
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| 5/16/2021 | Sheridan Speedway - Sheridan, WY Street Stock Special - Sponsored by M & K Rentals Quarter Midgets, Dwarf, Junior Honda, IMCA Modified, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 1st | - | - | 4th |
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| 5/22/2021 | Miller Central Speedway - Miller, SD Regular Races sponsored by Nelson's HB Seed Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Modifieds) | 6th | - | - | 4th |
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| 5/28/2021 | Black Hills Speedway - Rapid City, SD $ Month of Money $ Series 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 3rd | - | - | 4th |
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| 5/29/2021 | Gillette Thunder Speedway - Gillette, WY $ Month of Money $ Series IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 3rd | - | - | 6th |
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| 6/3/2021 | Dakota State Fair Speedway - Huron, SD Structural Buildings WISSOTA Late Model Challenge Series WISSOTA Late Model: Wissota Late Model Challenge Series WISSOTA Midwest Mods, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 3rd | - | - | 5th |
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| 6/4/2021 | I-94 Speedway - Fergus Falls, MN Prelude to the Dick Johanneck King of Dirt Hornets, Economy Late Models, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Modifieds) | 8th | - | - | 18th |
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| 6/5/2021 | Dakota State Fair Speedway - Huron, SD Structural Buildings WISSOTA Late Model Challenge Series WISSOTA Late Model: Wissota Late Model Challenge Series WISSOTA Midwest Mods | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 1st | - | - | 17th (DNF) |
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| 6/6/2021 | Sheyenne Speedway - Lisbon, ND SPEEDFEST + A-MODS Pro Legends, Sport Compact, Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Street Stock | Results | | Matt Heinzerling (A Modifieds) | 3rd | - | - | 10th (DNF) | | Matt Heinzerling (WISSOTA Modifieds) | 3rd | - | - | 10th (DNF) |
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| 6/11/2021 | Black Hills Speedway - Rapid City, SD ASCS Elite North - Non-Wing Sprint Car Tour 360 Sprints - Winged, Non-Winged Sprints, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 3rd | - | - | 3rd |
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| 6/18/2021 | Black Hills Speedway - Rapid City, SD Dillon Heinzerling Midwest Mod Memorial Race IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 2nd | - | - | 4th |
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| 6/26/2021 | Miller Central Speedway - Miller, SD Regular Races Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Modifieds) | 1st | - | - | 6th |
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| 6/27/2021 | Casino Speedway - Watertown, SD AFCO Race of Champions Qualifier Night Economy Late Models, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Hornet | Results | | Matt Heinzerling (WISSOTA Modifieds) | 8th (DNF) | - | - | 11th |
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| 7/1/2021 | Dakota State Fair Speedway - Huron, SD Stock Car Racing WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Modifieds) | 5th | - | - | 6th |
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| 7/2/2021 | Brown County Speedway - Aberdeen, SD FIREWORKS SPECTACULAR WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Modifieds) | 7th | - | - | 8th |
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| 7/3/2021 | Miller Central Speedway - Miller, SD 4th of July Special Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Modifieds) | 7th (DNF) | - | - | 7th (DNF) |
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| 7/23/2021 | Black Hills Speedway - Rapid City, SD High Plains Late Model Tour 360 Sprints - Winged, Dirt Super Late Models, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 2nd | - | - | - |
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| 7/24/2021 | Miller Central Speedway - Miller, SD Street Stock Special Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 1st | - | - | 1st | | Matt Heinzerling (WISSOTA Modifieds) | 5th | - | - | 5th |
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| 7/30/2021 | Black Hills Speedway - Rapid City, SD Regular Race 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 1st | - | - | 1st |
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| 7/31/2021 | Gillette Thunder Speedway - Gillette, WY Regular Race Sport Compact, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 1st | - | - | 3rd |
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| 8/1/2021 | Sheridan Speedway - Sheridan, WY Mini Stock Special - Sponsored Alpine Climate Control and Jack Wood Quarter Midgets, Dirt Mini Trucks, Junior Honda, IMCA Modified, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 3rd | - | - | 5th |
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| 8/6/2021 | Brown County Speedway - Aberdeen, SD 2021 SEASON CHAMPIONSHIP (ROC RAIN DATE) WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 5th | - | - | 8th |
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| 8/7/2021 | Miller Central Speedway - Miller, SD 6th Annual Dog Days of Summer Big Dog Race Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 2nd | - | - | 1st |
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| 8/13/2021 | Miller Central Speedway - Miller, SD Season Championship Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 2nd | - | - | 20th (DNF) | | Matt Heinzerling (WISSOTA Modifieds) | 1st | - | - | 2nd |
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| 8/14/2021 | Miller Central Speedway - Miller, SD Advantage RV Mod Tour A Modifieds, Pure Stock, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 1st | - | - | 1st | | Matt Heinzerling (WISSOTA Modifieds) | 7th | - | - | 14th |
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| 8/20/2021 | Black Hills Speedway - Rapid City, SD Points Championship Night WISSOTA R.O.C 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 2nd | - | - | 1st |
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| 8/21/2021 | Dakota State Fair Speedway - Huron, SD Stock Car Racing WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 4th | - | - | 6th | | Matt Heinzerling (WISSOTA Modifieds) | 4th | - | - | 7th |
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| 9/3/2021 | Gillette Thunder Speedway - Gillette, WY 21ST ANNUAL EAST-WEST CLASH IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 3rd | - | - | 12th |
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| 9/4/2021 | Gillette Thunder Speedway - Gillette, WY 21ST ANNUAL EAST-WEST CLASH Sport Compact, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 1st | - | - | 2nd |
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| 9/5/2021 | Gillette Thunder Speedway - Gillette, WY 21ST ANNUAL EAST-WEST CLASH CHAMPIONSHIP Sport Compact, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Late Model, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 1st | - | - | 19th (DNF) |
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| 9/10/2021 | Black Hills Speedway - Rapid City, SD South Dakota Lottery Half-Mile Nationals 360 Sprints - Winged, IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 1st | - | - | 2nd |
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| 9/11/2021 | Black Hills Speedway - Rapid City, SD South Dakota Lottery Half-Mile Nationals IMCA Modified, IMCA Hobby Stock, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Street Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 1st | - | - | 2nd |
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| 9/15/2021 | I-94 Speedway - Fergus Falls, MN WISSOTA 100 A Modifieds, WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 1st | - | - | 19th (DNF) | | Matt Heinzerling (WISSOTA Modifieds) | 10th | - | - | - |
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| 9/16/2021 | I-94 Speedway - Fergus Falls, MN WISSOTA 100 WISSOTA Midwest Mods, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | 3rd | - | - | 8th | | Matt Heinzerling (WISSOTA Modifieds) | 8th | - | - | - |
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| 9/17/2021 | I-94 Speedway - Fergus Falls, MN WISSOTA 100 WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Modifieds) | 5th | - | - | 15th |
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| 9/18/2021 | I-94 Speedway - Fergus Falls, MN WISSOTA 100 A Modifieds, WISSOTA Midwest Mods, WISSOTA Mod Four, WISSOTA Modifieds, WISSOTA Late Model, WISSOTA Street Stock, WISSOTA Super Stock | Results | | Matt Heinzerling (WISSOTA Midwest Mods) | - | - | - | 27th (DNF) | | Matt Heinzerling (WISSOTA Modifieds) | 10th | - | - | - |
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