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Delaware Private High Schools By Tuition Cost

Name: Delaware Average Tuition Cost Trends (High School)
Creator: Private School Review
License: https://www.privateschoolreview.com/terms

The average private high school tuition in Delaware is $19,365 per year (2026-27).

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

Quick Facts (26-27)

# DE Schools Ranked: 21
Top 20 Range (Tuition): $2,500–$39,600
DE School Avg.: $19,365
National School Avg.: $13,513

Quick Facts (26-27)

# DE Schools Ranked: 21
Top 20 Range (Tuition): $2,500–$39,600
DE School Avg.: $19,365
National School Avg.: $13,513

Delaware Average Tuition Cost (Trends)

Showing 2016–2025. Full 11-year historical data available below ↓

Total Growth: +27.8% (+$4,155 since 2016)

View Data

Year	National avg	Delaware (DE) avg	YoY Change ($)	YoY Change (%)
2025	$17,997	$19,113	▲ +$1,240	▲ +6.9%
2024	$17,493	$17,873	▲ +$334	▲ +1.9%
2023	$16,804	$17,539	▲ +$655	▲ +3.9%
2022	$16,152	$16,884	▲ +$23	▲ +0.1%
2021	$15,818	$16,861	▲ +$217	▲ +1.3%
2020	$15,428	$16,644	▲ +$425	▲ +2.6%
2019	$15,085	$16,219	▲ +$598	▲ +3.8%
2018	$14,724	$15,621	▲ +$228	▲ +1.5%
2017	$14,321	$15,393	▲ +$435	▲ +2.9%
2016	$13,796	$14,958	▲ +$688	▲ +4.8%
2015	$13,217	$14,270	—	—

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Source: National Center for Education Statistics (NCES) Private School Universe Survey (PSS), direct school submissions, and proprietary website research and analysis by Private School Review.

Note: Data may not be displayed on any public-facing website or service that replicates or resembles a school search or review portal without prior written permission. See our Terms of Service.

Show school map — Delaware (tuition range: $2,500–$39,600, avg $19,365)

Tuition Cost Range: $2,500 $78,500 Avg. Tuition Cost: $19,365

Frequently Asked Questions

What is the Delaware average private high schools tuition?

The Delaware average private high schools tuition is $15,304 for 2026-27.

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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