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St Mary's School
Packhorse Road, Gerrards Cross, SL9 8JQ
Independent school for ages 3–18 in Gerrards Cross. Girls intake, Anglican.
St Mary's School is an independent Anglican school for girls in Gerrards Cross, Buckinghamshire. It teaches ages 3 to 18, has nursery classes and a sixth form, and serves around 439 pupils.
Its ISI inspection in October 2025 found standards met, including safeguarding standards.
The school says it has been empowering girls since 1872 and describes a holistic approach in which students are encouraged to embrace their potential, feel a sense of belonging and build confidence.
Ages 3–18 · All-through
439 pupils · On roll
Independent school · Girls