St Mary's Church of England Primary School, Portbury is a academy converter located in Bristol, within the North Somerset local authority. The school plays an important role in the local community and forms part of the state funded education system in England.

St Mary's Church of England Primary School, Portbury caters for mixed pupils from 4 to 11 years. With 80 pupils enrolled and a capacity of 105, the school provides a structured and balanced curriculum aligned with national expectations.

The most recent Ofsted inspection, published on 22 October 2024, rated the school Outstanding. Inspectors highlighted the overall quality of education and the strong relationships between staff and pupils.