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St Mary's Preparatory
13 St Andrew's Road, Henley-on-Thames, RG9 1HS
Independent school for ages 3–11 in Henley-on-Thames. Mixed intake.
St Mary's Preparatory is a non-selective independent prep school in Oxfordshire for boys and girls aged 3 to 11. It has nursery classes.
Its ISI inspection in February 2026 found the relevant standards and safeguarding standards met. It is non-selective and primary-age, with nursery classes as part of its provision.
Ages 3–11 · Primary age
110 pupils · On roll
Independent school · Mixed