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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.

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Smileys Racing Products
Hinchman Racewear
Keizer Aluminum Wheels
Rock Auto

Upcoming Events

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Latest Results

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Park Jefferson International S...8/14/2021Dirt Late Models
Full Results
Park Jefferson International S...8/14/2021IMCA Modified
Full Results
Park Jefferson International S...8/14/2021Q And Feather Again IMCA Hobby Stocks
Full Results
Park Jefferson International S...8/14/2021IMCA SportMods
Full Results
Park Jefferson International S...8/14/2021IMCA J&J Fitting Stock Cars
Full Results
Park Jefferson International S...8/10/2021IMCA Modified
Full Results
Park Jefferson International S...8/10/2021Q And Feather Again IMCA Hobby Stocks
Full Results
Park Jefferson International S...8/10/2021IMCA SportMods
Full Results
Park Jefferson International S...8/10/2021IMCA J&J Fitting Stock Cars
Full Results
Park Jefferson International S...8/10/2021IMCA Fox 620 Sport Compacts
Full Results
Park Jefferson International S...8/9/2021IMCA Modified
Full Results
Park Jefferson International S...8/9/2021Q And Feather Again IMCA Hobby Stocks
Full Results
Park Jefferson International S...8/9/2021IMCA SportMods
Full Results
Park Jefferson International S...8/9/2021IMCA J&J Fitting Stock Cars
Full Results
Park Jefferson International S...8/9/2021IMCA Fox 620 Sport Compacts
Full Results

Current Points

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IMCA Modifiedas of 8/14/2021
Full Points
Outlaw Streetersas of 5/31/2021
Full Points
IMCA J&J Fitting Stock Carsas of 8/14/2021
Full Points
IMCA Stevenson Hardware RACESaver Sprint Carsas of 4/17/2021
Full Points

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