Castilleja School tuition & admissions

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From the school's college counseling profile.

How much is Castilleja School tuition?

For 2026-27, tuition at Castilleja School is $67,750 for grades 6-12, per the school's website.

Does Castilleja School require the ISEE or SSAT?

Castilleja School does not require an admission test.

When is the Castilleja School application deadline?

The main application deadline is January 5, 2027, and decisions are released March 12, 2027. Families apply through Ravenna.

Does Castilleja School offer financial aid?

Yes. Castilleja School reported $4,564,069 in financial aid to 99 students on its 2024 IRS Form 990.

How many students attend Castilleja School?

Castilleja School enrolls 424 students in grades 6–12, with about 7 students per teacher (NCES Private School Survey, 2023-24).