Herries Preparatory School

Dean Lane, Cookham Dean, SL6 9BD

Independent school for ages 3–11 in Cookham Dean. Mixed intake.

Herries Preparatory School is a small non-selective independent school in Maidenhead, within Windsor and Maidenhead. It teaches boys and girls aged 3 to 11, has nursery classes and has around 120 pupils.

Its March 2025 ISI inspection found standards and safeguarding standards met. The inspection summary describes Herries as a small, family-focused community with a varied curriculum, an inclusive and nurturing environment, and rich extracurricular opportunities. Leaders and governors were recorded as ensuring that the independent school standards are met consistently.

Ages 3–11 · Primary age

121 pupils · On roll

Independent school · Mixed

Open days and visits at Herries Preparatory School

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Primary applications close on 15 January 2027; secondary applications close on 31 October 2026. Sign in and create a planner to keep the deadline and school visits together. See Windsor and Maidenhead’s deadlines and how to apply →