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| 4/29/2023 | Shelby County Speedway - Harlan, IA SCS Chase to the Championship, Round 1 Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Sport Compact | Results | | Shannon Mahlberg (Sport Compact) | 1st | - | - | 1st |
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| 5/12/2023 | Crawford County Speedway - Denison, IA Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets, IMCA RaceSaver Sprint Car | Results | | Shannon Mahlberg (Hornets) | 2nd | - | - | 1st |
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| 5/13/2023 | Shelby County Speedway - Harlan, IA SCS Chase to the Championship, Round 3 Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Sport Compact | Results | | Shannon Mahlberg (Sport Compact) | 1st | - | - | 1st |
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| 5/17/2023 | Stuart Speedway - Stuart, IA Tim and Tammy Stevens Memorial 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Shannon Mahlberg (IMCA Sport Compact) | 2nd | - | - | 6th |
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| 5/19/2023 | Crawford County Speedway - Denison, IA Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Hornets, IMCA RaceSaver Sprint Car | Results | | Shannon Mahlberg (Hornets) | 2nd | - | - | 1st |
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| 5/20/2023 | Shelby County Speedway - Harlan, IA SCS Chase to the Championship, Round 4 Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Dirt Pro Trucks, Sport Compact | Results | | Shannon Mahlberg (Sport Compact) | 4th | - | - | 1st |
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| 5/26/2023 | Crawford County Speedway - Denison, IA Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Vintage Full Body Stock Cars, Hornets, IMCA RaceSaver Sprint Car | Results | | Shannon Mahlberg (Hornets) | 1st | - | - | 2nd |
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| 5/27/2023 | Shelby County Speedway - Harlan, IA SOME GAVE ALL WEEKEND Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Sport Compact | Results | | Shannon Mahlberg (Sport Compact) | 1st | - | - | 1st |
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| 6/2/2023 | Crawford County Speedway - Denison, IA Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Hornets, IMCA RaceSaver Sprint Car | Results | | Shannon Mahlberg (Hornets) | 3rd | - | - | 1st |
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| 6/3/2023 | Shelby County Speedway - Harlan, IA SCS Chase to the Championship, Round 5 Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Sport Compact | Results | | Shannon Mahlberg (Sport Compact) | 1st | - | - | 11th (DNF) |
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| 6/16/2023 | Crawford County Speedway - Denison, IA Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Hornets, IMCA RaceSaver Sprint Car | Results | | Shannon Mahlberg (Hornets) | 1st | - | - | 2nd |
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| 6/23/2023 | Crawford County Speedway - Denison, IA Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Vintage Full Body Stock Cars, Hornets, IMCA RaceSaver Sprint Car | Results | | Shannon Mahlberg (Hornets) | 3rd | - | - | 1st |
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| 6/24/2023 | Shelby County Speedway - Harlan, IA SCS Chase to the Championship, Round 8 Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Shannon Mahlberg (Sport Compact) | 2nd | - | - | 3rd |
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| 6/25/2023 | Worthington Speedway - Worthington, MN Midwest Madness Tour IMCA Modified: Midwest Madness Tour Sportsmans, B Modifieds, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Shannon Mahlberg (IMCA Sport Compact) | 3rd | - | - | 2nd |
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| 6/26/2023 | Clay County Fair Speedway - Spencer, IA Midwest Madness Tour IMCA Modified: Midwest Madness Tour A Modifieds, B Modifieds, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Shannon Mahlberg (IMCA Sport Compact) | 3rd | - | - | 5th |
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| 6/27/2023 | Park Jefferson International Speedway - Jefferson, SD Midwest Madness Tour (Tuesday) IMCA Modified: Midwest Madness Tour A Modifieds, B Modifieds, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Shannon Mahlberg (IMCA Sport Compact) | 4th | - | - | 1st |
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| 6/28/2023 | Buena Vista Raceway - Alta, IA Midwest Madness Tour & Kyle Suter Memorial Race IMCA Modified: Midwest Madness Tour A Modifieds, B Modifieds, Street Stocks, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Shannon Mahlberg (IMCA Sport Compact) | 4th | - | - | 2nd |
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| 6/29/2023 | Stuart Speedway - Stuart, IA Ron Little Memorial / Midwest Madness Tour IMCA Modified: Midwest Madness Tour A Modifieds, B Modifieds, 600cc Modifieds, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Shannon Mahlberg (IMCA Sport Compact) | 3rd | - | - | 4th |
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| 6/30/2023 | Crawford County Speedway - Denison, IA Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Hornets, IMCA RaceSaver Sprint Car | Results | | Shannon Mahlberg (Hornets) | 5th | - | - | 1st |
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| 7/14/2023 | Crawford County Speedway - Denison, IA Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Hornets, IMCA RaceSaver Sprint Car | Results | | Shannon Mahlberg (Hornets) | 2nd | - | - | 1st |
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| 7/15/2023 | Shelby County Speedway - Harlan, IA Shelby County Speedway - WEST/EAST Dirt Super Late Models: SLMR Late Model Series Hobby Stocks, Stock Cars, B Modifieds, Sport Compact | Results | | Shannon Mahlberg (Sport Compact) | 1st | - | - | 1st |
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| 7/21/2023 | Crawford County Speedway - Denison, IA Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Hornets, IMCA RaceSaver Sprint Car | Results | | Shannon Mahlberg (Hornets) | 1st | - | - | 1st |
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| 7/24/2023 | Park Jefferson International Speedway - Jefferson, SD Dave Riley Memorial Race $2556 to win Hobby Stock, $1056 Sp Mod,$1056 Stock car,$1056 Mods, $556 Com A Modifieds, B Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Shannon Mahlberg (IMCA Sport Compact) | 1st | - | - | 15th (DNF) |
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| 7/28/2023 | Crawford County Speedway - Denison, IA Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Hornets, IMCA RaceSaver Sprint Car | Results | | Shannon Mahlberg (Hornets) | 1st | - | - | 1st |
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| 7/29/2023 | Shelby County Speedway - Harlan, IA SCS Chase to the Championship, Round 11 Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Sport Compact | Results | | Shannon Mahlberg (Sport Compact) | 1st | - | - | 1st |
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| 8/26/2023 | Shelby County Speedway - Harlan, IA Championship Night Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Shannon Mahlberg (Sport Compact) | 1st | - | - | 1st |
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| 9/5/2023 | Boone Speedway - Boone, IA 2023 IMCA Speedway Motors Super Nationals Fueled by Casey's B Modifieds, Vintage Modifieds, Generic 1, IMCA Northern SportMod, IMCA Hobby Stock, IMCA Sport Compact | Results | | Shannon Mahlberg (IMCA Sport Compact) | 6th (DNF) | - | 5th | - |
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| 9/22/2023 | Shelby County Speedway - Harlan, IA 31st Annual Tiny Lund Memorial Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Sport Compact | Results | | Shannon Mahlberg (Sport Compact) | 1st | - | - | 2nd |
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| 9/23/2023 | Shelby County Speedway - Harlan, IA 31st Annual Tiny Lund Memorial Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Vintage Full Body Stock Cars, Sport Compact, IMCA Modified | Results | | Shannon Mahlberg (Sport Compact) | 1st | - | - | 1st |
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| 10/6/2023 | Interstate Speedway (SD) - Jefferson, SD South Dakota Fall Nationals B Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Shannon Mahlberg (IMCA Sport Compact) | 4th | - | - | - |
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| 10/7/2023 | Interstate Speedway (SD) - Jefferson, SD South Dakota Fall Nationals B Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Shannon Mahlberg (IMCA Sport Compact) | - | - | - | 4th |
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| 10/14/2023 | Crawford County Speedway - Denison, IA Fall Special Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models, Hornets | Canceled |
| 10/21/2023 | Park Jefferson International Speedway - Jefferson, SD Charlie Clark Memorial $5022 to win! A Modifieds, B Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Shannon Mahlberg (IMCA Sport Compact) | 1st | - | - | 19th (DNF) |
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