Watford St John's Church of England Primary School has a Church of England/Christian religious character, which contributes to the ethos and values of the school community.

Watford St John's Church of England Primary School caters for mixed pupils from 4 to 11 years. With 410 pupils enrolled and a capacity of 420, the school provides a structured and balanced curriculum aligned with national expectations.

Ofsted last inspected the school on 25 February 2025, awarding it a Good rating. The report noted positive aspects of leadership, safeguarding and the school’s approach to pupil development.