For the 2025-26 school year, there are 379 religiously affiliated private schools serving 81,899 students in Washington (48% of all schools).
The average tuition cost is $11,132, which is lower than the Washington private school average tuition cost of $15,698.
The most common religiously affiliated schools are Christian (30% of schools), Catholic (27% of schools) and Seventh Day Adventist (11% of schools).
Top Ranked Washington Private Schools by Religious Affiliation (2025-26)
Religious Affiliation
# Schools
# Students
% Minority
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