Best Oklahoma Private High Schools Belonging to Christian Schools International (CSI) (2026)

For the 2026 school year, there are 2 private high schools belonging to Christian Schools International (CSI) serving 449 students in Oklahoma. You can also find more schools membership associations in Oklahoma.

The top-ranked private high schools belonging to Christian Schools International (CSI) in Oklahoma include Southwest Covenant Schools and Goodland Academy.

100% of private high schools belonging to Christian Schools International (CSI) in Oklahoma are religiously affiliated (most commonly Christian and Other).