The national average private school tuition is $14,903 per year (2025).
The private elementary school average tuition cost is $13,931 per year and the private high school average is $17,811 per year.
The state with the highest average private school tuition is Connecticut with a $28,353 average tuition cost. The state with the lowest tuition cost is South Dakota with an average cost of $6,477.
Tuition Range: $6,477
$28,353
Avg. Tuition: $14,903
Average Private School Tuition Cost (2025)
State
Average Tuition
High Schools
Elementary
Frequently Asked Questions
What is the national average private school tuition ?
The national average private school tuition is $14,903 for 2025.
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 The Cooke School & Institute.
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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