Bishop Kelley High School is an American Lasallian Catholic high school with 905 students, grades 9 to 12, located at 41st and Hudson Avenue, in the center of the Tulsa metropolitan area (in the Midtown area), on a campus spanning just over 47 acres (150,000 m²). The school is a function of the Roman Catholic Diocese of Tulsa and operates in the Lasallian tradition of the Brothers of the Christian Schools.