Antioch Speedway

Promoter: John Soares Jr. Track Surface: 1/4 mile banked clay (dirt) oval Location: Located at the Contra Costa County Fairgrounds on the corner of 10th & L Streets, in Antioch, CA. Antioch Speedway runs under the All Stars Racing Series, featuring Wingless Sprints, UMP Dirt Modifieds, UMP Crate Late Models, Limited Late Models, Super Stocks, Pure Stocks, Dwarf Cars, Mini Trux and several other special events throughout the season.