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Delaware Private High Schools By Tuition Cost

The average private high school tuition in Delaware is $19,544 per year (2026).

The private high school with the lowest tuition is Towle Institute, with a tuition of $2,500.

Quick Facts (2026)

# DE Schools Ranked: 22
Top 20 Range (Tuition): $2,500–$36,950
DE School Avg.: $19,544
National School Avg.: $14,500

Quick Facts (2026)

# DE Schools Ranked: 22
Top 20 Range (Tuition): $2,500–$36,950
DE School Avg.: $19,544
National School Avg.: $14,500

Delaware Average Tuition Cost (Trends)

View Data

Year	Delaware (DE) avg
2025	$19,113
2024	$14,218
2023	$12,121
2022	$11,445
2021	$11,825
2020	$11,673
2019	$12,261
2018	$10,563
2017	$11,985
2016	$11,809
2015	$11,076

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Show school map — Delaware (tuition range: $2,500–$36,950, avg $19,544)

Tuition Cost Range: $2,500 $78,500 Avg. Tuition Cost: $19,544

Frequently Asked Questions

What is the Delaware average private high schools tuition?

The Delaware average private high schools tuition is $16,213 for 2026.

What are the private high schools with the lowest tuition cost in Delaware?

The top ranked private high schools in Delaware include Towle Institute, Aquinas Academy and Greenwood Mennonite School.

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