The average private high school tuition in Washington is $17,441 per year (2026-27).
The private high school with the lowest tuition is Columbia River Christian Academy, with a tuition of $1,935.
Quick Facts (26-27)
- # WA Schools Ranked: 94
- Top 20 Range (Tuition): $1,935–$6,085
- WA School Avg.: $17,753
- National School Avg.: $13,519





















