William Martin Church of England Junior School is a academy sponsor led located in Harlow, within the Essex local authority. The school plays an important role in the local community and forms part of the state funded education system in England.

William Martin Church of England Junior School caters for mixed pupils from 7 to 11 years. With 245 pupils enrolled and a capacity of 240, the school provides a structured and balanced curriculum aligned with national expectations.

The most recent Ofsted inspection, published on 21 September 2022, rated the school Good. Inspectors highlighted the overall quality of education and the strong relationships between staff and pupils.