Welwyn St Mary's Church of England Voluntary Aided Primary School has a Church of England religious character, which contributes to the ethos and values of the school community.

Welwyn St Mary's Church of England Voluntary Aided Primary School caters for mixed pupils from 4 to 11 years. With 415 pupils enrolled and a capacity of 432, the school provides a structured and balanced curriculum aligned with national expectations.

Ofsted last inspected the school on 4 March 2025, awarding it a Outstanding rating. The report noted positive aspects of leadership, safeguarding and the school’s approach to pupil development.