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Keystone School

Welcome to Keystone School

Keystone School has been a haven for San Antonio's bright and motivated children since 1948. Our diverse community of engaged learners in grades PK3-12 enjoys small classes, master teachers, and interdisciplinary instruction at our warm and historic campuses. Keystone's scholars prepare for adulthood in a safe and inclusive environment, and consistently lead the nation in measures of academic excellence.

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In the News

Register Now for Summer Fun at Keystone!

Our unique 2-week summer program is open to students in grades 6-9...LEARN MORE.

Potatoes for Philanthropy

4th Graders raised over $1,200 during their annual potato sale. Their record-breaking proceeds will be donated to a local non-profit. Great job, kids!

Upcoming Events

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