Pre-K1 through 12th Grade Private Christian School located in Rainsville, AL. Founded in 2002, Cornerstone Christian Academy is a religious institution engaged in preaching and propagating values of Christianity. Based in Rainsville, AL. CCA is an interdenominational Christian organization. It also offers preschool through 12th grade. Cornerstone Christian Academy is a nonprofit corporation that provides Christ honoring and Bible centered preparatory education. It has accreditation from Alabama Christian Education Association (ACEA) and American Association of Christian Schools (AACS).