For the 2026 school year, there are 19 private schools offering swimming as an interscholastic sport serving 7,003 students in Washington.
The top ranked offering swimming sport private schools in Washington include BASIS Independent Bellevue, Auburn Adventist Academy, and Bishop Blanchet High School.
The average tuition cost is $22,743, which is higher than the Washington private school average tuition cost of $15,804.
63% of private schools offering swimming sport in Washington are religiously affiliated (most commonly Catholic and Seventh Day Adventist).
Quick Facts (2026)
- # Private Schools: 19












