What are the best all-girls boarding schools in the U.S.?

When it comes to all-girls schools that shine, a few names always rise to the top. The Brearley School in New York is legendary for its academic intensity and Ivy League pipeline. Castilleja School in Palo Alto blends rigorous learning with serious leadership training. The Winsor School in Boston offers both brains and balance, encouraging students to think big and speak up. These schools create environments where girls lift each other up, take charge, and explore every possible path — from coding to classics. If you’re looking for a place where young women thrive, lead, and leave ready to take on the world, these are great bets.