The average private school endowment in California is $17.4M (2026-27).
The private school in California with the highest endowment is The Thacher School, with a endowment of $206M.
Quick Facts (26-27)
- # CA Schools Ranked: 89
- Top 20 Range (Endowment): $22M–$206M
- CA School Avg.: $17M
- National School Avg.: $23M


























