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The Roar is Restored to Park Jefferson Speedway

Park Jefferson Speedway is a dirt ractrack based on the north side of Sioux City, Iowa. Park Jefferson was founded in the mid 1980's by Ted Carlson as the cornerstone of his racing empire. Park Jefferson rose to prominence as one of the top racing facilities in the area, feauturing Super Late Models and also touring specials with Outlaw Sprintcars from the NCRA. In 2014, Park Jefferson Speedway came under the umbrella of AtoZ Promotions.

Park Jefferson Speedway is home to weekly IMCA Racing featuring 6 classes of IMCA Race Cars each and every Saturday spring, summer and fall. In addition, Park Jefferson hosts Championship Sprint Cars, Super Late Models and more.

MyRacePass
Smileys Racing Products
Hinchman Racewear
Keizer Aluminum Wheels
Rock Auto - Park Jeff

Latest Results

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Park Jefferson International S...5/21/2022JZ Diesel IMCA Modifieds
Full Results
Park Jefferson International S...5/21/2022IMCA SportMods
Full Results
Park Jefferson International S...5/21/2022IMCA J&J Fitting Stock Cars
Full Results
Park Jefferson International S...5/21/2022Q And Feather Again IMCA Hobby Stocks
Full Results
Park Jefferson International S...5/21/2022IMCA Fox 620 Sport Compacts
Full Results
Park Jefferson International S...5/14/2022JZ Diesel IMCA Modifieds
Full Results
Park Jefferson International S...5/14/2022IMCA SportMods
Full Results
Park Jefferson International S...5/14/2022IMCA J&J Fitting Stock Cars
Full Results
Park Jefferson International S...5/14/2022Q And Feather Again IMCA Hobby Stocks
Full Results
Park Jefferson International S...5/14/2022IMCA Fox 620 Sport Compacts
Full Results
Park Jefferson International S...5/7/2022JZ Diesel IMCA Modifieds
Full Results
Park Jefferson International S...5/7/2022IMCA SportMods
Full Results
Park Jefferson International S...5/7/2022IMCA J&J Fitting Stock Cars
Full Results
Park Jefferson International S...5/7/2022Q And Feather Again IMCA Hobby Stocks
Full Results
Park Jefferson International S...5/7/2022IMCA Fox 620 Sport Compacts
Full Results

Current Points

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JZ Diesel IMCA Modifiedsas of 5/21/2022
Full Points
IMCA SportModsas of 5/21/2022
Full Points
IMCA J&J Fitting Stock Carsas of 5/21/2022
Full Points
Q And Feather Again IMCA Hobby Stocksas of 5/21/2022
Full Points

Latest Videos

May 9, 2020 IMCA SportMod Feature
May 9, 2020 IMCA Modified Feature
May 9, 2020 IMCA Modified Feature
Open Wheel Nationals 410 Sprint Car Feature
https://www.youtube.com/watch?v=vfDnlOtrUj4
2015 NSL Linke