The average private high school endowment in Arizona is $451.4M (2026).
The private high school in Arizona with the highest endowment is Northland Christian School, with a endowment of $5000M.
Quick Facts (2026)
- # AZ Schools Ranked: 12
- Top 20 Range (Endowment): $2–$5,000
- AZ School Avg.: $451
- National School Avg.: $42








