San Antonio, TX · K–12
Last verified August 19, 2026
119 E Craig Pl, 78212 · (210) 735-4022
Enrollment
443
Student:teacher
9:1
Published tuition
Not listed
Application fee
—
Auto-sourced profile. These details were collected from the school's own website and may be out of date — always confirm tuition with the admissions office. Something wrong? Suggest a fix.
Tuition by division
We don't have a grade-by-grade tuition breakdown for this school yet. Most independent schools charge different rates for preschool, elementary, middle and upper school.
Know the numbers? Add them below and we'll verify against the school's tuition page.
Head of school
William B. Handmaker
Head of School
William B. Handmaker is the Head of School at Keystone School, which he describes as one of the top independent schools in Texas and the United States for over 75 years. He emphasizes the school's accelerated academic program and holistic approach to student development.
Curriculum & special classes
Keystone School offers an accelerated PK3-12 curriculum designed to provide motivated students with a nationally recognized, well-rounded educational experience. The college-prep program emphasizes high academic standards, critical thinking, and a holistic approach to intellectual, ethical, emotional, and social development.
Financial aid
Keystone School offers a Tuition Assistance Program for students in kindergarten through twelfth grade whose families cannot afford full tuition costs. The school is committed to providing aid to make private education accessible and maintain socio-economic diversity.
Before & after school care
No extended-care hours or rates on file yet. This is one of the biggest surprise costs for working parents — if you know what before- and after-care runs here, add it below.
Know this one? Add what you know — we review every submission before it goes live.
Admissions
We don't have deadlines, requirements or an acceptance rate for this school yet. Most independent schools post an admissions timeline in the fall — the school's website is linked below.
Know this one? Add what you know — we review every submission before it goes live.
What parents are saying
Sign in to post or upvoteLoading…
Ask a parent
Anyone signed in can ask. Only verified parents at this school can answer.
Sign in to ask a question or answer one.
Loading questions…
Work at this school?
Claim this profile to correct tuition, add a welcome note, and link your admissions portal. Free, and verified by a moderator.
Claim your profile