Christ Church Episcopal School Top 3 · Most AP Courses (SC)

Charleston Collegiate School Top 3 · Largest Endowment (SC)

Spartanburg Day School Top 3 · Highest Avg. ACT Score (SC)

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Average Private High School endowment in South Carolina

The average private high school endowment in South Carolina is $20.2M (2026).

The private high school in South Carolina with the highest endowment is Charleston Collegiate School and King Street Christian Academy, each with a endowment of $50M.

Quick Facts (2026)

# SC Schools Ranked: 11
Top 20 Range (Endowment): $2–$50
SC School Avg.: $20
National School Avg.: $42

Quick Facts (2026)

# SC Schools Ranked: 11
Top 20 Range (Endowment): $2–$50
SC School Avg.: $20
National School Avg.: $42

South Carolina Average Endowment (Trends)

View Data

Year	South Carolina (SC) avg
2025	$23.4
2024	$22
2023	$15.7
2022	$19
2021	$19
2020	$19
2019	$19
2018	$16
2017	$16

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Show school map — South Carolina (endowment range: $2–$50, avg $20)

Endowment Range: $2M $50M Avg. Endowment: $20.2M

Frequently Asked Questions

What is the South Carolina average private high schools endowment?

The South Carolina average private high schools endowment is $20.2M for 2026.

What are the private high schools with the highest endowment in South Carolina?

The top ranked private high schools in South Carolina include Charleston Collegiate School, King Street Christian Academy and Spartanburg Day School.

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