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| 3/30/2023 | Davenport Speedway - Davenport, IA Test and Tune Dirt Super Late Models, Street Stocks, Generic 1, IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Mod Lite | Results | | Jeff Larson (Dirt Super Late Models) | - | - | - | - | | Jeff Larson (Generic 1) | - | - | - | - |
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| 4/7/2023 | Cedar County Raceway - Tipton, IA Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 1st |
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| 4/21/2023 | Davenport Speedway - Davenport, IA Koehler Electric Weekly Season Opener Street Stocks, IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 2nd | | Jeff Larson (IMCA Stock Car) | 2nd | - | - | 16th |
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| 4/28/2023 | Davenport Speedway - Davenport, IA Davenport Speedway Weekly Racing Street Stocks, Vintage Modifieds, IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 4th | | Jeff Larson (IMCA Stock Car) | 2nd | - | - | 1st |
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| 4/29/2023 | Maquoketa Speedway - Maquoketa, IA Kinion Classic Cars Season Opener Pro Legends, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | 1st | | Jeff Larson (IMCA Stock Car) | 2nd | - | - | 17th |
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| 5/5/2023 | Lakeside Speedway - Kansas City, KS Lakeside Speedway - WEST/EAST Dirt Super Late Models: SLMR Late Model Series A Modifieds: USMTS - United States Modified Touring Series IMCA Modified | Results | | Jeff Larson (Dirt Super Late Models) | 2nd | - | - | 24th |
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| 5/6/2023 | Lakeside Speedway - Kansas City, KS Lakeside Speedway - WEST/EAST Dirt Super Late Models: SLMR Late Model Series A Modifieds: USMTS - United States Modified Touring Series IMCA Modified | Results | | Jeff Larson (Dirt Super Late Models) | 7th | - | 4th | - |
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| 5/8/2023 | Independence Motor Speedway - Independence, IA Monday Madness Dirt Super Late Models, DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds | Results | | Jeff Larson (A Modifieds) | 4th | - | - | 4th |
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| 5/12/2023 | Davenport Speedway - Davenport, IA Weekly Racing w/ Crown Stock Cars Summer Series Presented by Kunes Nissen Stock Cars: Dirt Crown IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod | Results | | Jeff Larson (Stock Cars) | 9th | - | DNS | - | | Jeff Larson (IMCA Modified) | 5th | - | - | 7th |
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| 5/13/2023 | Maquoketa Speedway - Maquoketa, IA Weekly Points Racing Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 3rd | - | - | 1st |
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| 5/17/2023 | Davenport Speedway - Davenport, IA Dirt Super Late Models: Castrol FloRacing Night in America IMCA Modified, 604 Crate Late Models | Results | | Jeff Larson (IMCA Modified) | 7th | - | - | 7th |
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| 5/19/2023 | 300 Raceway - Farley, IA Simon's Trucking You Call We Haul 50 Dirt Super Late Models: Lucas Oil Late Model Dirt Series IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Jeff Larson (IMCA Modified) | 3rd | - | - | 1st |
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| 5/20/2023 | Maquoketa Speedway - Maquoketa, IA Weekly Points Racing Pro Legends, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 1st |
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| 5/21/2023 | Dubuque Fairgrounds Speedway - Dubuque, IA IMCA Weekly Racing IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | 1st |
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| 5/26/2023 | Davenport Speedway - Davenport, IA Davenport Speedway - EAST Dirt Super Late Models: SLMR Late Model Series Street Stocks, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Jeff Larson (Dirt Super Late Models) | 5th | - | 1st | 3rd |
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| 5/27/2023 | Maquoketa Speedway - Maquoketa, IA Hoker Trucking Super Late Models w/ Weekly Points Racing Dirt Super Late Models: SLMR Late Model Series Dirt Mini Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Jeff Larson (Dirt Super Late Models) | 1st | - | - | 4th | | Jeff Larson (IMCA Modified) | DNS | - | - | 6th |
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| 5/29/2023 | Benton County Speedway - Vinton, IA Friesen Performance IMCA Modified and Northern SportMod Anniversary Race A Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 8th | - | 11th (DNF) | - |
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| 6/2/2023 | CJ Speedway - Columbus Junction, IA CJ Speedway - EAST Dirt Super Late Models: SLMR Late Model Series IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (Dirt Super Late Models) | 6th | - | - | 7th |
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| 6/3/2023 | Maquoketa Speedway - Maquoketa, IA Weekly Points Racing Pro Legends, Vintage Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | 2nd |
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| 6/4/2023 | Dubuque Fairgrounds Speedway - Dubuque, IA IMCA Weekly Racing Fan Appreciation Night IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 6th | - | - | 3rd | | Jeff Larson (IMCA Stock Car) | 8th | - | - | 2nd |
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| 6/9/2023 | Lafayette County Speedway - Darlington, WI Weekly Racing Sponsored by Vetesnik Mad City Powersports Economy Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 1st |
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| 6/10/2023 | Maquoketa Speedway - Maquoketa, IA Del Gade Memorial Weekly Points Racing w/ AIRS Pro Legends, Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 7th | - | - | 2nd |
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| 6/16/2023 | Lafayette County Speedway - Darlington, WI Weekly Racing Economy Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 3rd | - | - | 1st |
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| 6/17/2023 | Maquoketa Speedway - Maquoketa, IA Weekly Points Racing Pro Legends, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 4th | - | - | 2nd | | Jeff Larson (IMCA Stock Car) | 1st | - | - | 10th |
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| 6/21/2023 | Davenport Speedway - Davenport, IA DIRTcar Summer Nationals DIRTcar Late Models: DIRTcar Summer Nationals IMCA Late Models, Snow - SOO 600, IMCA Northern SportMod | Results | | Jeff Larson (DIRTcar Late Models) | 5th | - | - | 16th |
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| 6/23/2023 | Lafayette County Speedway - Darlington, WI Weekly Racing-Fan Appreciation Night Sponsored by Lube USA Economy Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 5th | - | - | 1st |
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| 6/24/2023 | Maquoketa Speedway - Maquoketa, IA Amhof Trucking Weekly Points Racing IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 3rd | - | - | 6th | | Jeff Larson (IMCA Stock Car) | 1st | - | - | 8th |
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| 6/25/2023 | East Moline Speedway - East Moline, IL Season Points Opener Street Stocks, IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock, Mod Lites | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | 1st |
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| 6/30/2023 | Lafayette County Speedway - Darlington, WI Weekly Racing Open, Economy Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 12th |
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| 7/1/2023 | Maquoketa Speedway - Maquoketa, IA Weekly Points Racing Pro Legends, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 1st |
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| 7/2/2023 | Dubuque Fairgrounds Speedway - Dubuque, IA IMCA Weekly Racing IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | 2nd | | Jeff Larson (IMCA Stock Car) | 2nd | - | - | 2nd |
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| 7/3/2023 | East Moline Speedway - East Moline, IL Ron Gustaf Memorial Street Stocks, IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock, Mod Lites | Results | | Jeff Larson (IMCA Modified) | 3rd | - | - | 4th |
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| 7/6/2023 | Macon Speedway - Macon, IL DIRTcar Summer Nationals DIRTcar Late Models: DIRTcar Summer Nationals DIRTcar UMP Modifieds: DIRTcar Modified Nationals | Results | | Jeff Larson (DIRTcar Late Models) | 2nd | - | - | 12th |
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| 7/7/2023 | Farmer City Raceway - Farmer City, IL DIRTcar Summer Nationals DIRTcar Late Models: DIRTcar Summer Nationals DIRTcar UMP Modifieds: DIRTcar Modified Nationals Street Stocks, DIRTcar Pro Late Models | Results | | Jeff Larson (DIRTcar Late Models) | DNS | - | - | - |
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| 7/9/2023 | Dubuque Fairgrounds Speedway - Dubuque, IA IMCA Weekly Racing DIRTcar Late Models, IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 6th | - | - | 1st | | Jeff Larson (IMCA Stock Car) | 4th | - | - | 10th |
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| 7/10/2023 | Dubuque Fairgrounds Speedway - Dubuque, IA Key City Clash featuring XR Super Series Late Models Dirt Super Late Models: XR Super Series DIRTcar Late Models | Results | | Jeff Larson (Dirt Super Late Models) | 6th | - | 10th | - |
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| 7/11/2023 | Davenport Speedway - Davenport, IA Lucas Oil Late Models Presented by C & J Trucking / HD Equipment Dirt Super Late Models: Lucas Oil Late Model Dirt Series IMCA Late Models, IMCA Modified | Results | | Jeff Larson (Dirt Super Late Models) | 7th | - | 8th | - |
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| 7/16/2023 | Dubuque Fairgrounds Speedway - Dubuque, IA IMCA Weekly Racing IMCA Late Models, Sport Compact, Dirt Mini Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | 10th | | Jeff Larson (IMCA Stock Car) | 4th | - | - | 2nd |
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| 7/19/2023 | West Liberty Raceway - West Liberty, IA Muscatine County Fair Race Stock Cars, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Jeff Larson (A Modifieds) | 2nd | - | - | 3rd |
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| 7/20/2023 | Fayette County Speedway - West Union, IA Fayette County Fair Race Sponosored by Steine Seeds/Rage 40 IMCA AMods Pro Late Model: Pro Late Model Victory Ford Tour A Modifieds, Dirt Late Models, USRA B-Mods, USRA Stock Cars | Results | | Jeff Larson (A Modifieds) | 1st | - | - | 5th |
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| 7/21/2023 | Farmer City Raceway - Farmer City, IL 13th Annual Jr. Kimler Memorial Dirt Super Late Models, DIRTcar UMP Modifieds, Street Stocks, DIRTcar Pro Late Models | Results | | Jeff Larson (Dirt Super Late Models) | 2nd | - | - | 3rd |
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| 7/22/2023 | Maquoketa Speedway - Maquoketa, IA Weekly Points Racing Pro Legends, Vintage Modifieds, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 2nd | | Jeff Larson (IMCA Stock Car) | 1st | - | - | 1st |
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| 7/23/2023 | East Moline Speedway - East Moline, IL Weekly Points Racing Street Stocks, IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock, Mod Lites | Results | | Jeff Larson (IMCA Modified) | 5th | - | - | 1st |
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| 7/25/2023 | Davenport Speedway - Davenport, IA Hoker 50 featuring MARS Late Models DIRTcar Late Models: MARS - Midwest Auto Racing Series Street Stocks, IMCA Modified | Results | | Jeff Larson (DIRTcar Late Models) | 2nd | - | - | 3rd |
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| 7/26/2023 | Dubuque Fairgrounds Speedway - Dubuque, IA Dubuque County Fair Race w/ Sprint Invaders 360 Sprints - Winged: Sprint Invaders IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 6th | - | - | 16th |
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| 7/28/2023 | Fairbury Speedway - Fairbury, IL World of Outlaws Prairie Dirt Classic Dirt Super Late Models: World of Outlaws - Late Models DIRTcar UMP Modifieds: DIRTcar Modified Nationals DIRTcar Late Models, 604 Crate Late Models | Results | | Jeff Larson (Dirt Super Late Models) | 16th | - | - | - |
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| 7/29/2023 | Fairbury Speedway - Fairbury, IL World of Outlaws Prairie Dirt Classic Dirt Super Late Models: World of Outlaws - Late Models DIRTcar UMP Modifieds: DIRTcar Modified Nationals DIRTcar Late Models, 604 Crate Late Models | Results | | Jeff Larson (Dirt Super Late Models) | - | - | 4th | - |
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| 7/30/2023 | East Moline Speedway - East Moline, IL Greg Durbin Memorial Street Stocks, IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock, Mod Lites | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | 1st |
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| 8/4/2023 | Marshalltown Speedway - Marshalltown, IA Dale DeFrance Memorial Drury Automotive / Knight Sanitation Night at the Races Dirt Super Late Models: SLMR Late Model Series A Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jeff Larson (Dirt Super Late Models) | 1st | - | - | 5th | | Jeff Larson (IMCA Modified) | 2nd | - | - | 8th |
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| 8/5/2023 | Maquoketa Speedway - Maquoketa, IA Weekly Points Racing Sportsmans, Pro Legends, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | 1st | | Jeff Larson (IMCA Stock Car) | 1st | - | - | 3rd |
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| 8/7/2023 | Independence Motor Speedway - Independence, IA Monday Madness DIRTcar Sport Compact, Hobby Stocks, Stock Cars, A Modifieds, B Modifieds | Results | | Jeff Larson (A Modifieds) | 1st | - | - | 2nd |
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| 8/11/2023 | Lafayette County Speedway - Darlington, WI McNett Electric Season Championship Economy Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 3rd | - | - | 4th |
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| 8/12/2023 | Maquoketa Speedway - Maquoketa, IA Weekly Points Racing / Late Model Season Championship Pro Legends, Vintage Full Body Stock Cars, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 12th |
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| 8/13/2023 | East Moline Speedway - East Moline, IL Weekly Points Racing Street Stocks, IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock, Mod Lites | Results | | Jeff Larson (IMCA Modified) | 3rd | - | - | 1st |
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| 8/18/2023 | Lee County Speedway - Donnellson, IA Lee County Speedway - EAST Dirt Super Late Models: SLMR Late Model Series Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Jeff Larson (Dirt Super Late Models) | 2nd | - | - | 7th | | Jeff Larson (IMCA Modified) | 2nd | - | - | 8th |
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| 8/19/2023 | Maquoketa Speedway - Maquoketa, IA Season Championship / Back to School Night Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 1st |
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| 8/20/2023 | Dubuque Fairgrounds Speedway - Dubuque, IA IMCA Weekly Racing Dirt Late Models, IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 3rd | - | - | 2nd |
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| 8/22/2023 | Beaver Dam Raceway - Beaver Dam, WI 5 Division Night + High School Racing Association - Fan Appreciation Night Hobby Stocks, Street Stocks, Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Jeff Larson (IMCA Modified) | 8th | - | 2nd | 18th (DNF) |
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| 8/24/2023 | Davenport Speedway - Davenport, IA Quad Cities 150 Midgets: POWRi National Midgets with POWRi, Xtreme Outlaw Midgets Dirt Super Late Models: World of Outlaws - Late Models 604 Crate Late Models | Results | | Jeff Larson (Dirt Super Late Models) | 6th | - | 4th | - |
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| 8/25/2023 | Davenport Speedway - Davenport, IA World of Outlaws Quad Cities 150 Midgets: POWRi National Midgets with POWRi, Xtreme Outlaw Midgets Dirt Super Late Models: World of Outlaws - Late Models 604 Crate Late Models | Results | | Jeff Larson (Dirt Super Late Models) | 9th | - | 4th | - |
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| 8/26/2023 | Davenport Speedway - Davenport, IA World of Outlaws Quad Cities 150 Midgets: POWRi National Midgets with POWRi, Xtreme Outlaw Midgets Dirt Super Late Models: World of Outlaws - Late Models 604 Crate Late Models | Results | | Jeff Larson (Dirt Super Late Models) | 6th | - | 4th | - |
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| 8/27/2023 | East Moline Speedway - East Moline, IL Season Championship Street Stocks, IMCA Late Models, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Hobby Stock, Mod Lites | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | 2nd |
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| 8/29/2023 | Beaver Dam Raceway - Beaver Dam, WI 5 Division Night - 2 for the price of 1 Soda Night Street Stocks, Pro Legends, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | - |
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| 9/1/2023 | 300 Raceway - Farley, IA 300 Raceway - The Yankee Dirt Track Classic - WEST/EAST Dirt Super Late Models: SLMR Late Model Series IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Jeff Larson (Dirt Super Late Models) | 1st | - | - | 16th | | Jeff Larson (IMCA Modified) | 1st | - | - | 1st |
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| 9/2/2023 | Maquoketa Speedway - Maquoketa, IA Hall of Fame Night Street Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 1st |
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| 9/3/2023 | East Moline Speedway - East Moline, IL Fallon Heros / Ronnie Weedon Memorial Street Stocks, Vintage Full Body Stock Cars, Sport Compact, IMCA Modified, IMCA Northern SportMod | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 4th |
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| 9/6/2023 | Boone Speedway - Boone, IA 2023 IMCA Speedway Motors Super Nationals Fueled by Casey's Vintage Full Body Stock Cars, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jeff Larson (IMCA Modified) | 3rd | - | 2nd | - |
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| 9/7/2023 | Boone Speedway - Boone, IA 2023 IMCA Speedway Motors Super Nationals Fueled by Casey's Sportsmans, Midwest Modifieds, IMCA Modified, IMCA Stock Car | Results | | Jeff Larson (Midwest Modifieds) | 9th (DNF) | - | - | - | | Jeff Larson (IMCA Modified) | 1st | - | - | - |
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| 9/8/2023 | Boone Speedway - Boone, IA 2023 IMCA Speedway Motors Super Nationals Fueled by Casey's Generic 2, IMCA Modified, IMCA Stock Car | Results | | Jeff Larson (Generic 2) | - | - | - | - | | Jeff Larson (IMCA Modified) | 7th | - | 12th | - |
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| 9/27/2023 | Cedar County Raceway - Tipton, IA 30th Annual Gary Reinhart Memorial Street Stocks, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 4th | - | - | 6th |
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| 9/28/2023 | Cedar County Raceway - Tipton, IA Darkside Fall Bash Night 1 IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | 5th |
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| 9/29/2023 | Cedar County Raceway - Tipton, IA Darkside Fall Bash Night 2 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 2nd | - | - | 2nd |
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| 9/30/2023 | Cedar County Raceway - Tipton, IA Darkside Fall Bash Night 3 Vintage Full Body Stock Cars, Super Stocks, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock | Results | | Jeff Larson (Super Stocks) | 6th | - | - | DNS | | Jeff Larson (IMCA Modified) | 3rd | - | - | 5th |
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| 10/19/2023 | Maquoketa Speedway - Maquoketa, IA Iowa Dirt Nationals Practice Night Hornets, IMCA Late Models, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (Hornets) | - | - | - | - |
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| 10/20/2023 | Maquoketa Speedway - Maquoketa, IA Iowa Dirt Nationals - Bob Larson & Terry Huizel Memorial Vintage Full Body Stock Cars, Hornets, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 1st | - | - | 7th |
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| 10/21/2023 | Maquoketa Speedway - Maquoketa, IA Iowa Dirt Nationals - Bob Larson & Terry Huizel Memorial Sportsmans, 600cc Modifieds, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Hobby Stock, IMCA Sport Compact | Results | | Jeff Larson (IMCA Modified) | 4th | - | - | 2nd |
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| 12/15/2023 | The Dome at America's Center - St. Louis, MO Dirt Super Late Models, DIRTcar UMP Modifieds, A Modifieds | Results | | Jeff Larson (A Modifieds) | 7th (DNF) | - | 9th | - |
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| 12/16/2023 | The Dome at America's Center - St. Louis, MO Dirt Super Late Models, DIRTcar Late Models, DIRTcar UMP Modifieds, A Modifieds | Results | | Jeff Larson (A Modifieds) | 9th | - | - | - |
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