The national average private school tuition is $14,889 per year (2026).
The private elementary school average tuition cost is $13,931 per year and the private high school average is $17,940 per year.
The state with the highest average private school tuition is Connecticut with a $28,433 average tuition cost. The state with the lowest tuition cost is South Dakota with an average cost of $6,448.
Tuition Range: $6,448
$28,433
Avg. Tuition: $14,889
Average Private School Tuition Cost (2026)
State
Average Tuition
High Schools
Elementary
Frequently Asked Questions
What is the national average private school tuition ?
The national average private school tuition is $14,889 for 2026.
What are the most expensive private schools in the United States?
The most expensive private schools in the United States include Valley View School, The Greenwood School and Middlebridge School.
What is the state with the highest average private school tuition?
The state with the highest average private school tuition is Connecticut.
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