The Gregg School is a non-selective independent secondary day school for boys and girls in Townhill Park, Southampton, Hampshire, UK, with an associated primary school, the Gregg Preparatory School, near Southampton Common. The main school occupies Townhill Park House and its grounds. It was founded in Southampton in 1901 and has more than 350 pupils and staff. The Gregg School is not a fully academically selective school. Selection is made through an entry assessment and references from the student's previous school.