California ROK Championship Home News Schedule California ROK Championship Schedule 2019 2019 Season 2024 2023 2022 2021 2020 2019 2018 2017 2016 Round 1 Buttonwillow Raceway Park Buttonwillow, CA May 18 - 19 Round 2 Willow Springs International Raceway Rosamond, CA Jun 22 - 23 Round 3 Prairie City Kart Track Rancho Cordova, CA Jul 27 - 28 Round 4 CalSpeed Karting Fontana, CA Aug 31 - Sep 1 Advertisement