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Arnold House School
1-3 Loudoun Rd, St John's Wood, NW8 0LH
Independent school for ages 3–13 in St John's Wood. Boys intake, Church of England ethos.
Arnold House School is a selective independent boys' school with a Church of England ethos in Westminster, teaching around 360 pupils aged 3 to 13, with nursery classes.
Its ISI inspection in September 2025 found all relevant standards met, including safeguarding.
The school says it was founded in 1905 and describes a central London setting with facilities for boys to thrive. ISI's 2025 summary described a supportive and stimulating environment where pupils are valued as individuals and develop academically, socially and culturally.
Ages 3–13 · All-through
363 pupils · On roll
Independent school · Boys