Mortimer St. John's C.E. Infant School is a primary school based in Reading under the West Berkshire local authority.

Mortimer St. John's C.E. Infant School caters for mixed pupils from 4 to 7 years. With 165 pupils enrolled and a capacity of 180, the school provides a structured and balanced curriculum aligned with national expectations.

Ofsted last inspected the school on 10 December 2024, awarding it a Good rating. The report noted positive aspects of leadership, safeguarding and the school’s approach to pupil development.