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| 5/2/2020 | Cedar County Raceway - Tipton, IA Darkside Spring Fling @ Lee County Speedway in Donnellson, IA IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Spencer Diercks (IMCA Modified) | 1st | - | - | 9th |
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| 5/9/2020 | Federated Auto Parts I-55 Raceway - Pevely, MO Federated Weekly Racing DIRTcar Late Models, DIRTcar UMP Modifieds, B Modifieds | Results | | Spencer Diercks (DIRTcar Late Models) | 8th | - | 13th | - |
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| 5/15/2020 | Davenport Speedway - Davenport, IA Koehler Electric Weekly Racing A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 10th | - | 5th | 17th |
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| 5/22/2020 | Davenport Speedway - Davenport, IA Weekly Racing A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 1st | - | - | 22nd |
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| 5/29/2020 | Davenport Speedway - Davenport, IA Morton Buildings World of Outlaws Late Models Dirt Super Late Models: World of Outlaws - Late Models Dirt Late Models | Results | | Spencer Diercks (Dirt Super Late Models) | 5th | - | 10th (DNF) | - |
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| 5/30/2020 | Davenport Speedway - Davenport, IA Morton Buildings World of Outlaws Late Models Dirt Super Late Models: World of Outlaws - Late Models | Results | | Spencer Diercks (Dirt Super Late Models) | 7th | - | 6th | - |
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| 6/5/2020 | Davenport Speedway - Davenport, IA Weekly Racing A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 4th | - | 1st | 2nd |
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| 6/6/2020 | Maquoketa Speedway - Maquoketa, IA IMCA Weekly Racing Season Opener Vintage Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Spencer Diercks (IMCA Modified) | 5th | - | - | 13th |
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| 6/7/2020 | Dubuque Fairgrounds Speedway - Dubuque, IA IMCA Weekly Racing Hobby Stocks, A Modifieds, B Modifieds, Semi-Pro Legends, IMCA Late Models, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 4th | - | - | 4th |
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| 6/12/2020 | Davenport Speedway - Davenport, IA Weekly Racing A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact, Mod Lites | Results | | Spencer Diercks (A Modifieds) | 3rd | - | - | 1st |
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| 6/13/2020 | Maquoketa Speedway - Maquoketa, IA MLRA Late Models Inaugural Event Dirt Super Late Models: Lucas Oil MLRA Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Sport Compact | Results | | Spencer Diercks (Dirt Super Late Models) | 8th | - | 6th | 16th |
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| 6/14/2020 | West Liberty Raceway - West Liberty, IA Dirt Super Late Models: Lucas Oil MLRA | Results | | Spencer Diercks (Dirt Super Late Models) | 4th | - | - | 9th |
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| 6/19/2020 | Davenport Speedway - Davenport, IA Weekly Racing w/ Midwest Jalopies A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Vintage Modifieds, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 3rd | - | - | 1st |
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| 6/24/2020 | 300 Raceway - Farley, IA Cen-pe-co Lubricants IMCA Weekly Racing Stock Cars, A Modifieds, B Modifieds, IMCA Late Models | Results | | Spencer Diercks (A Modifieds) | 1st | - | - | 8th |
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| 6/25/2020 | Davenport Speedway - Davenport, IA MARS Racing Series Late Models Dirt Super Late Models, Dirt Late Models | Results | | Spencer Diercks (Dirt Super Late Models) | 1st | - | - | 12th |
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| 7/2/2020 | Davenport Speedway - Davenport, IA Thursday Night Thunder Weekly Racing w/ Hobby Stocks Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 3rd | - | - | 4th |
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| 7/3/2020 | 34 Raceway - West Burlington, IA MLRA Late Models Dirt Super Late Models: Lucas Oil MLRA 305 Sprints - Winged, Stock Cars | Results | | Spencer Diercks (Dirt Super Late Models) | 8th | - | 7th (DNF) | - |
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| 7/4/2020 | 300 Raceway - Farley, IA MLRA Late Models Inaugural Event Dirt Super Late Models: Lucas Oil MLRA Stock Cars, A Modifieds, B Modifieds | Results | | Spencer Diercks (Dirt Super Late Models) | 4th | - | - | 5th |
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| 7/10/2020 | Davenport Speedway - Davenport, IA Weekly Racing A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 1st | - | - | 13th |
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| 7/13/2020 | 300 Raceway - Farley, IA Lucas Oil Late Model Dirt Series Truck Country 50 Dirt Super Late Models: Lucas Oil Late Model Dirt Series A Modifieds, B Modifieds, IMCA Modified | Results | | Spencer Diercks (Dirt Super Late Models) | 6th | - | - | 16th |
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| 7/17/2020 | Davenport Speedway - Davenport, IA Weekly Racing A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 1st | - | - | 11th |
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| 7/24/2020 | Davenport Speedway - Davenport, IA Weekly Racing Season Championship A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 4th | - | - | 1st |
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| 7/28/2020 | Davenport Speedway - Davenport, IA World of Outlaws Morton Buildings Late Models Dirt Super Late Models: World of Outlaws - Late Models B Modifieds | Results | | Spencer Diercks (Dirt Super Late Models) | 6th | - | 6th | 19th |
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| 7/30/2020 | Dubuque Fairgrounds Speedway - Dubuque, IA Dubuque County Fair Races w/Sprint Invaders 360 Sprints - Winged: Sprint Invaders Hobby Stocks, A Modifieds, B Modifieds | Results | | Spencer Diercks (A Modifieds) | 1st | - | - | 7th |
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| 8/7/2020 | Davenport Speedway - Davenport, IA Draw/Redraw All Classes A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 1st | - | - | 1st |
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| 8/9/2020 | Benton County Speedway - Vinton, IA POWRi Iowa Sprint Car League at Benton County Speedway Non-Winged Sprints: Iowa Sprint Car League Winged Outlaw, Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Spencer Diercks (IMCA Modified) | 6th | - | - | 20th |
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| 8/14/2020 | Davenport Speedway - Davenport, IA Hoker Trucking Super Late Model Series w/ all Classes Dirt Super Late Models: SLMR Late Model Series A Modifieds, B Modifieds, Street Stocks, Sport Compact | Results | | Spencer Diercks (Dirt Super Late Models) | 1st | - | - | 23rd | | Spencer Diercks (A Modifieds) | 2nd | - | - | 4th |
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| 8/15/2020 | Davenport Speedway - Davenport, IA Hoker Trucking Super Late Model Series w/ All Classes Dirt Super Late Models: SLMR Late Model Series A Modifieds, B Modifieds, Street Stocks, Sport Compact | Results | | Spencer Diercks (Dirt Super Late Models) | 3rd | - | - | 7th | | Spencer Diercks (A Modifieds) | 5th | - | 1st | 7th |
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| 8/21/2020 | Davenport Speedway - Davenport, IA Ronnie Weedon Memorial Sportsmans, A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 1st | - | - | 1st |
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| 8/22/2020 | West Liberty Raceway - West Liberty, IA West Liberty Raceway - EAST Dirt Super Late Models: SLMR Late Model Series | Results | | Spencer Diercks (Dirt Super Late Models) | 8th | - | 8th | - |
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| 8/28/2020 | Davenport Speedway - Davenport, IA $1,000 to win Street Stocks Draw/Redraw all Classes A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 1st | - | - | 1st |
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| 9/3/2020 | 300 Raceway - Farley, IA 43rd Annual Done Right.TV Yankee Dirt Track Classic Dirt Super Late Models, Stock Cars, A Modifieds, B Modifieds | Results | | Spencer Diercks (Dirt Super Late Models) | - | - | - | - |
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| 9/4/2020 | 300 Raceway - Farley, IA 43rd Annual Done Right.TV Yankee Dirt Track Classic Dirt Super Late Models: SLMR Late Model Series Stock Cars, A Modifieds, B Modifieds | Results | | Spencer Diercks (Dirt Super Late Models) | 1st | - | - | 7th | | Spencer Diercks (A Modifieds) | 2nd | - | - | 23rd |
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| 9/17/2020 | I-80 Speedway - Greenwood, NE Al Belt Custom Homes I-80 Nationals Dirt Super Late Models: Lucas Oil Late Model Dirt Series Stock Cars | Results | | Spencer Diercks (Dirt Super Late Models) | 11th | - | 10th | - |
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| 9/18/2020 | I-80 Speedway - Greenwood, NE Al Belt Custom Homes I-80 Nationals Dirt Super Late Models: Lucas Oil Late Model Dirt Series A Modifieds | Results | | Spencer Diercks (Dirt Super Late Models) | 9th | - | 8th | - |
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| 9/19/2020 | I-80 Speedway - Greenwood, NE Al Belt Custom Homes I-80 Nationals Dirt Super Late Models: SLMR Late Model Series with Lucas Oil Late Model Dirt Series Dirt Late Models | Results | | Spencer Diercks (Dirt Super Late Models) | - | - | 13th | - |
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| 9/26/2020 | Davenport Speedway - Davenport, IA Davenport Speedway - EAST Dirt Super Late Models: SLMR Late Model Series | Results | | Spencer Diercks (Dirt Super Late Models) | 5th | - | - | 10th |
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| 10/1/2020 | Cedar County Raceway - Tipton, IA Hoker Trucking Fall Bash Night 1 IMCA Late Models, Super Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Spencer Diercks (IMCA Modified) | 3rd | - | - | 7th |
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| 10/2/2020 | Cedar County Raceway - Tipton, IA Fall Bash 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Spencer Diercks (IMCA Modified) | 1st | - | - | 2nd |
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| 10/3/2020 | Cedar County Raceway - Tipton, IA Fall Bash Street Stocks, Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Spencer Diercks (IMCA Modified) | 1st | - | - | 1st |
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| 10/30/2020 | Davenport Speedway - Davenport, IA Spooktacular Enduro Hornets | Results | | Spencer Diercks (Hornets) | - | - | - | 9th |
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| 11/6/2020 | Davenport Speedway - Davenport, IA Gade Race Engines Dirt In November Hobby Stocks, A Modifieds, B Modifieds, Street Stocks, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 2nd | - | - | 2nd |
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| 11/7/2020 | CJ Speedway - Columbus Junction, IA 4th Annual Turkey Dash 1 Day Show Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Spencer Diercks (A Modifieds) | 1st | - | - | 4th |
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