St Mary's CofE Primary School High Crompton is a voluntary aided school located in Oldham, within the Oldham local authority. The school plays an important role in the local community and forms part of the state funded education system in England.

The school educates mixed pupils aged 4 to 11. It currently has 211 pupils on roll with space for 210, offering a broad curriculum across all primary year groups.

Ofsted last inspected the school on 15 November 2022, awarding it a Outstanding rating. The report noted positive aspects of leadership, safeguarding and the school’s approach to pupil development.