SAN ANTONIO – Keystone School was named the #1 private high school for college prep in both the San Antonio area and Bexar County by the online ranking site Niche. Keystone also ranks #5 in Texas and #52 of 3,986 schools nationally for college prep.
Keystone also ranks #1 locally in:
- Best High School for STEM
- Most Diverse Private High School
- Most Diverse Private K-12
Niche’s college prep ranking measures how well private schools prepare students for college, looking at college outcomes, academic quality, student experience, and access to challenging coursework.
“While we’re happy to receive this recognition, we’re most proud of the way our students, faculty, staff, families, and alumni embody a commitment to excellence in all they do,” said Billy Handmaker, Head of School.
Founded in 1948, Keystone School offers an accelerated PK3–12 curriculum that emphasizes healthy achievement and prepares students to contribute to their society. Nearly 100% of Keystone students attend a college or university ranked in the US News’ Top 100 as a national university, liberal arts college, or global university.

