Chisholm Trail Academy (CTA) is a Seventh-day Adventist co-educational high school located at Fourth and Old Betsy in Keene, Texas. Keene is located midway between Alvarado and Cleburne, 25 miles south of Fort Worth. Chisholm Trail Academy is situated on 27 acres of land. Chisholm Trail Academy (grades 9-12) provides for the education of the young people in the Seventh-day Adventist churches located in the Keene area.